Literature DB >> 30002903

Crystal structure and Hirshfeld surface analysis of N-[(2-hy-droxy-naphthalen-1-yl)(3-methyl-phen-yl)meth-yl]acetamide.

Khawla Boudebbous1, Wissem Zemamouche2, Abdelmadjid Debache1, Noudjoud Hamdouni2, Ali Boudjada2.   

Abstract

The title compound, C20H19NO2, is of inter-est as a precursor to biologically active substituted quinolines and related compounds. This compound crystallizes with two independent mol-ecules (A and B) in the asymmetric unit. The dihedral angles between mean planes of the methyl-phenyl ring and the naphthalene ring system are 78.32 (6) and 84.70 (6)° in mol-ecules A and B, respectively. In the crystal, the anti-ferroelectric packing of mol-ecules A and B is of an ABBAABB type along the b-axis direction. The crystal structure features N-H⋯O, O-H⋯O and weak C-H⋯O hydrogen bonds, which link the mol-ecules into infinite chains propagating along the b-axis direction.

Entities:  

Keywords:  1-amino­alkyl-2-naphthols; Hirshfeld surface; crystal structure; hydrogen bonding

Year:  2018        PMID: 30002903      PMCID: PMC6038626          DOI: 10.1107/S2056989018008423

Source DB:  PubMed          Journal:  Acta Crystallogr E Crystallogr Commun


Chemical context

1-Amino­alkyl-2-naphthols are used as bradycardiac (Dingermann et al., 2004 ▸) and hypotensive agents (Shen et al., 1999 ▸). In addition, 1,3-oxazines possess pharmaceutical properties such as analgesic (Lesher et al., 1955 ▸), anti­tumor (Remillard et al., 1975 ▸), anti­malaria (Ren et al., 2001 ▸) and anti­biotic (Haneishi et al., 1971 ▸). The above compounds are easily prepared from 1-amino­alkyl-2-naphthols (Damodiran et al., 2009 ▸) and for this reason they are of great inter­est. The usual method for the preparation of 1-amino­alkyl-2-naphthols is a three-component reaction between 2-naphthol, aromatic aldehydes and acetamide catalysed by various catalysts (Singh et al., 2015 ▸). For our part we propose a new method using phenyl­boronic acid as catalyst in a free-solvent medium.

Structural commentary

The mol­ecular structure of the title compound is shown in Fig. 1 ▸. It crystallizes with two independent mol­ecules (A and B) in the asymmetric unit, with Z = 8. The bond lengths in the methyl­phenyl rings and naphthalene ring systems of the two mol­ecules are practically equal, while there are slight differences in bond angles, with for example N1—C7—C1 and N21—C27—C21 differing by 1.2° and the exocyclic angles C7—C11—C12 and C27—C211—C212 differing by 1.8°. The naphthalene ring systems are essentially planar with maximum deviations from the mean plane of 0.059 (1) Å (for C11) and −0.020 (1) and 0.020 (2) Å (for C211 and C213) in mol­ecules A and B, respectively. The mean plane of the naphthalene ring system subtends a dihedral of angle of 78.32 (6)° with the methyl­phenyl ring in mol­ecule A and 84.70 (6)° in B while the dihedral angles between the naphthalene ring system and the acetamide group is 55.98 (9)° in mol­ecule A and 65.30 (9)° in B. This differences also exist between the mean plane of acetamide and phenyl rings which are about 80.63 (10)° for mol­ecule A and 84.51 (10)° for mol­ecule B. The methyl groups at C8 and C28 have a C–H bond eclipsed in the mean plane of the phenyl ring and they are oriented towards the acetamide group, as been observed in N-[(2-hy­droxy­naphthalen-1-yl)(4-methyl­phen­yl)meth­yl]acetamide (Khanapure et al., 2015 ▸).
Figure 1

The mol­ecular structure of the title compound, with atom labelling and displacement ellipsoids drawn at the 50% probability level.

Intra­molecular N—H⋯O hydrogen bonds (Table 1 ▸) involving the hydroxyl O atoms result in the formation of pseudo six-membered rings in both mol­ecules.
Table 1

Hydrogen-bond geometry (Å, °)

D—H⋯A D—HH⋯A DA D—H⋯A
N1—H1A⋯O10.862.182.7424 (14)123
N21—H21A⋯O210.862.352.8254 (15)115
O1—H1⋯O2i 0.821.872.6298 (14)153
O21—H21⋯O22ii 0.821.902.7111 (15)169
C2—H2⋯O1iii 0.932.563.358 (2)145
C13—H13⋯O2i 0.932.573.191 (2)124

Symmetry codes: (i) ; (ii) ; (iii) .

Supra­molecular features

In the crystal, the anti-ferroelectric packing of mol­ecules A and B is of an ABBAABB type (Fig. 2 ▸). Inversion-related mol­ecules are lined by pairs of hydrogen bonds (Table 1 ▸), forming infinite chains along the b-axis direction. O—H⋯C and C—O⋯O short contacts are also present in the crystal (Table 2 ▸).
Figure 2

A view along the b axis of the crystal packing of the title compound.

Table 2

Summary of short inter­atomic contacts (Å)

ContactDistanceSymmetry operation
C3⋯H10A 2.885x + 2, −y + 1, −z + 1
O1⋯O22.6298 (14) x, y + 1, z
C2⋯H10A 2.80x + 2, −y + 1, −z + 1
O21⋯O222.7111 (15) x, y − 1, z
O21⋯H222. 63x + 1, −y, −z + 1

Analysis of the Hirshfeld surfaces

The Hirshfeld surface analysis (Spackman & Jayatilaka, 2009 ▸) and the associated two-dimensional fingerprint plots (McKinnon et al., 2007 ▸) were generated with CrystalExplorer 3.1 (Turner et al., 2017 ▸). The Hirshfeld surface of the compound mapped over d norm is illustrated in Fig. 3 ▸. The red spots in Fig. 4 ▸ correspond to close H⋯H contacts resulting from the short O—H⋯H contacts, and the white areas, representing distances between neighboring atoms close to the sum of the van der waals radii, indicate N⋯H/H⋯N inter­actions. Bluish areas illustrate areas where neighboring atoms are too far apart to inter­act with one another. Fig. 5 ▸ a illustrates the two-dimensional fingerprint of all the contacts contributing to the Hirshfeld surface. The two-dimensional fingerprint of the points d i, d e (Fig. 5 ▸ b) associated with hydrogen atoms is characterized by an extremity pointed to the origin along the a diagonal, which corresponds to d i + d e = 2.2 Å and represents 59.7% of all the inter­molecular contacts. Fig. 5 ▸ c illustrates C⋯H/H⋯C contacts between carbon and hydrogen atoms from inside and outside the Hirshfeld surface and vice versa, resulting from H⋯C short contacts. It accounts for 26.0% of the surface and is characterized by two symmetrical points with d i + d e = 2.6 Å. The plot of O⋯H/H⋯O contacts between hydrogen atoms located inside the Hirshfeld surface and oxygen from outside and vice versa is shown in Fig. 5 ▸ d. These contacts account for 13.0% and are characterized by two symmetrical peaks with d i + d e = 1.8 Å; this reveals the presence of strong O⋯H contacts that are characteristic of C—H⋯O and O—H⋯O hydrogen bonds.
Figure 3

Two views of the Hirshfeld surface mapped over d norm.

Figure 4

A view of the Hirshfeld surface mapped over d norm, with neighbouring inter­actions shown as green dashed lines.

Figure 5

Two-dimensional fingerprint plots: (a) overall, and delineated into contributions from different contacts: (b) H⋯H, (c) H⋯C/C⋯H and (d) H⋯O/O⋯H.

Database survey

A search of the Cambridge Structural Database (Version 5.37, update May 2016; Groom et al., 2016 ▸) for N-[(2-hy­droxy­naphthalen-1-yl)(m-tol­yl)meth­yl]acetamide yielded four hits: methyl N-[(2-hy­droxy­naphthalen-1-yl)(phen­yl)meth­yl]carb­amate (Bazgir et al., 2006 ▸), N-[(2-hy­droxy­naphthalen-1-yl)(phen­yl)meth­yl]acetamide (Mosslemin et al., 2007 ▸), N-[(2-hy­droxy­naphthalen-1-yl)(4-methyl­phen­yl)meth­yl]acetamide (Khanapure et al., 2015 ▸) and N-[(2-hy­droxy-1-naphth­yl)(3-nitro­phen­yl)meth­yl]acetamide (NizamMohideen et al., 2009 ▸). Three of these compounds involve N-[(2-hydroxynaphthalen-1-yl) (Bazgir et al., 2006 ▸; Mosslemin et al., 2007 ▸; Khanapure et al., 2015 ▸); in these analogues, the naphthalene ring system is inclined to the benzene ring by 81.54, 82.10 and 82.50° respectively, but in the hy­droxy-1-naphthyl compound (NizamMohideen et al., 2009 ▸), the dihedral angle is 81.9°, compared with 78.32 (6) and 84.70 (6)° in mol­ecules A and B of the title compound. In the four compounds above, as in the title compound, intra­molecular N—H⋯O and inter­molecular O—H⋯O hydrogen bonds are observed.

Synthesis and crystallization

A mixture of m-tolu­aldehyde (2.4 mmol), β-naphthol (2 mmol), acetamide (2.4 mmol) in the presence of a catalytic amount of phenyl­boronic acid (1.5 mmol) was heated at 393 K without solvent for 7 h (the reaction was monitored by TLC). After completion of the reaction, the solid mixture was allowed to warm to room temperature, then 5 ml of 96% ethanol was added while maintaining stirring for 10 min. The solid was filtered, washed with cold 96% EtOH, dried and recrystallized from ethanol. IR (KBr): ν (cm−1) 3405, 2921, 2358, 1627, 1508, 1265, 1065, 748, 686, 623. 1H NMR (DMSO-d 6, 250 MHz): δ (ppm) 9.98 (s, 1H, –CONH), 8.28 (d, J = 8.7 Hz, 1H), 7.97 (d, J = 7.7 Hz, 1H), 7.74 (d, J = 8.0 Hz, 1H), 7.68 (d, J = 8.8 Hz, 1H), 7.40–6.92 (m, 7H), 2.22 (s, 3H, CAr—CH3), 2.02 (s, 3H, CO—CH3). 13C NMR (DMSO-d 6, 62.5 MHz): δ (ppm) 169.4, 153.1, 142.2, 137.0, 132.4, 129.0, 128.4, 127.7, 126.8, 126.6, 126.4, 123.2, 122.7, 122.4, 118.7, 118.6, 48.3, 22.9, 21.2.

Refinement

Crystal data, data collection and structure refinement details are summarized in Table 3 ▸. The hydroxyl H atoms were located in difference-Fourier maps but introduced in calculated positions and treated as riding: O—H = 0.82 Å, with U iso(H) = 1.5U eq(O). All other H atoms were positioned geometrically and refined as riding: N—H = 0.86, C—H = 0.93–0.96 Å with U iso(H) = 1.5Ueq(C-meth­yl) and 1.2U eq(C,N) for other H atoms.
Table 3

Experimental details

Crystal data
Chemical formulaC20H19NO2
M r 305.36
Crystal system, space groupMonoclinic, P21/c
Temperature (K)293
a, b, c (Å)24.3079 (16), 7.5677 (4), 18.4555 (14)
β (°)110.024 (8)
V3)3189.7 (4)
Z 8
Radiation typeMo Kα
μ (mm−1)0.08
Crystal size (mm)0.26 × 0.13 × 0.09
 
Data collection
DiffractometerAgilent Technologies Xcalibur Eos
Absorption correctionMulti-scan (CrysAlis PRO; Agilent, 2014)
T min, T max 0.907, 1.000
No. of measured, independent and observed [I > 2σ(I)] reflections23278, 10300, 6594
R int 0.025
(sin θ/λ)max−1)0.756
 
Refinement
R[F 2 > 2σ(F 2)], wR(F 2), S 0.056, 0.159, 1.03
No. of reflections10300
No. of parameters415
H-atom treatmentH-atom parameters constrained
Δρmax, Δρmin (e Å−3)0.29, −0.20

Computer programs: CrysAlis PRO (Agilent, 2014 ▸), SIR92 (Altomare et al., 1994 ▸), SHELXL2013 (Sheldrick, 2015 ▸), PLATON (Spek, 2009 ▸), Mercury (Macrae et al., 2008 ▸), SHELXL2018 (Sheldrick, 2015 ▸) and publCIF (Westrip, 2010 ▸).

Crystal structure: contains datablock(s) global, I. DOI: 10.1107/S2056989018008423/xu5928sup1.cif Structure factors: contains datablock(s) I. DOI: 10.1107/S2056989018008423/xu5928Isup2.hkl Click here for additional data file. Supporting information file. DOI: 10.1107/S2056989018008423/xu5928Isup3.cml CCDC reference: 1848011 Additional supporting information: crystallographic information; 3D view; checkCIF report
C20H19NO2F(000) = 1296
Mr = 305.36Dx = 1.272 Mg m3
Monoclinic, P21/cMo Kα radiation, λ = 0.7107 Å
a = 24.3079 (16) ÅCell parameters from 5580 reflections
b = 7.5677 (4) Åθ = 3.5–32.3°
c = 18.4555 (14) ŵ = 0.08 mm1
β = 110.024 (8)°T = 293 K
V = 3189.7 (4) Å3Needle, colorlese
Z = 80.26 × 0.13 × 0.09 mm
Agilent Technologies Xcalibur Eos diffractometer10300 independent reflections
Radiation source: Enhance (Mo) X-ray Source6594 reflections with I > 2σ(I)
Detector resolution: 8.0226 pixels mm-1Rint = 0.025
ω scansθmax = 32.5°, θmin = 3.2°
Absorption correction: multi-scan (CrysAlis PRO; Agilent, 2014)h = −36→33
Tmin = 0.907, Tmax = 1.000k = −10→10
23278 measured reflectionsl = −12→27
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.056Hydrogen site location: inferred from neighbouring sites
wR(F2) = 0.159H-atom parameters constrained
S = 1.03w = 1/[σ2(Fo2) + (0.0676P)2 + 0.417P] where P = (Fo2 + 2Fc2)/3
10300 reflections(Δ/σ)max < 0.001
415 parametersΔρmax = 0.29 e Å3
0 restraintsΔρmin = −0.20 e Å3
Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes.
xyzUiso*/Ueq
O10.92362 (5)0.71780 (12)0.51690 (7)0.0382 (3)
H10.91950.81730.49820.057*
O210.56936 (5)−0.16567 (13)0.45919 (8)0.0464 (3)
H210.5613−0.26810.44510.070*
N10.92900 (5)0.35840 (14)0.50150 (7)0.0306 (2)
H1A0.93210.45170.47660.037*
N210.53975 (5)0.19657 (14)0.45137 (7)0.0306 (2)
H21A0.51840.10320.44430.037*
C210.61345 (6)0.12477 (17)0.57884 (8)0.0291 (3)
C2160.67823 (6)0.12927 (18)0.42822 (8)0.0305 (3)
O220.54173 (6)0.48795 (14)0.43134 (9)0.0563 (4)
C270.60251 (6)0.17987 (16)0.49558 (8)0.0278 (3)
H270.61920.29840.49780.033*
C70.92286 (6)0.37875 (16)0.57749 (8)0.0287 (3)
H70.90680.26650.58770.034*
C2170.70322 (7)0.3003 (2)0.44704 (9)0.0376 (3)
H2170.68910.37590.47640.045*
C220.57640 (7)0.18155 (19)0.61706 (9)0.0353 (3)
H220.54280.24450.58980.042*
C150.78567 (6)0.60938 (19)0.59489 (9)0.0348 (3)
C90.92993 (6)0.20029 (17)0.46945 (9)0.0339 (3)
C21.03272 (6)0.33243 (19)0.63590 (9)0.0350 (3)
H21.03140.28070.58960.042*
C160.83131 (6)0.48354 (18)0.60542 (8)0.0315 (3)
O20.92749 (6)0.06341 (14)0.50457 (8)0.0561 (4)
C2110.63209 (6)0.06506 (17)0.45251 (8)0.0293 (3)
C120.87790 (6)0.68069 (17)0.54142 (8)0.0295 (3)
C10.98150 (6)0.40135 (17)0.64271 (8)0.0306 (3)
C2120.61263 (7)−0.10654 (18)0.43421 (9)0.0355 (3)
C110.87709 (6)0.51816 (17)0.57498 (8)0.0282 (3)
C170.82953 (7)0.3286 (2)0.64798 (11)0.0446 (4)
H170.85940.24550.65730.053*
C240.63861 (8)0.0530 (2)0.73514 (10)0.0470 (4)
H240.64750.02980.78740.056*
C140.78716 (7)0.7681 (2)0.55555 (10)0.0390 (3)
H140.75680.84900.54670.047*
C130.83230 (7)0.80449 (18)0.53048 (9)0.0358 (3)
H130.83320.91130.50600.043*
C2140.67914 (8)−0.1549 (2)0.36602 (12)0.0513 (4)
H2140.6940−0.22800.33660.062*
C260.66307 (7)0.0296 (2)0.62030 (10)0.0402 (3)
H260.6883−0.01070.59580.048*
C60.98401 (7)0.4762 (2)0.71238 (10)0.0410 (4)
H60.95040.52390.71780.049*
C250.67531 (8)−0.0057 (2)0.69808 (11)0.0485 (4)
H250.7087−0.06980.72520.058*
C41.08714 (8)0.4130 (2)0.76614 (11)0.0468 (4)
H41.12220.41730.80760.056*
C31.08604 (7)0.3394 (2)0.69714 (10)0.0412 (4)
C2190.77018 (7)0.2456 (3)0.37928 (11)0.0519 (4)
H2190.80040.28470.36320.062*
C290.51402 (6)0.34835 (18)0.42162 (9)0.0336 (3)
C100.93414 (8)0.1965 (2)0.39073 (11)0.0473 (4)
H10A0.93550.31530.37320.071*
H10B0.90050.13710.35600.071*
H10C0.96900.13470.39240.071*
C200.73944 (7)0.5718 (2)0.62321 (10)0.0449 (4)
H200.70900.65230.61470.054*
C2150.70185 (7)0.0178 (2)0.38405 (9)0.0388 (3)
C2200.74777 (8)0.0807 (3)0.36040 (11)0.0512 (4)
H2200.76300.00770.33130.061*
C230.58816 (8)0.1468 (2)0.69530 (10)0.0433 (4)
C2130.63629 (8)−0.2162 (2)0.39051 (11)0.0484 (4)
H2130.6224−0.33090.37850.058*
C2100.44988 (7)0.3386 (2)0.37528 (12)0.0503 (4)
H210A0.43660.21900.37470.076*
H210B0.44360.37660.32340.076*
H210C0.42850.41390.39810.076*
C2180.74773 (7)0.3560 (2)0.42277 (10)0.0461 (4)
H2180.76310.46890.43550.055*
C180.78482 (8)0.2994 (3)0.67542 (12)0.0529 (5)
H180.78490.19700.70330.063*
C190.73898 (8)0.4201 (3)0.66252 (11)0.0507 (4)
H190.70840.39690.68070.061*
C51.03648 (8)0.4802 (2)0.77408 (11)0.0492 (4)
H51.03760.52830.82090.059*
C280.54747 (12)0.2098 (4)0.73576 (14)0.0749 (7)
H28A0.56240.17410.78890.112*
H28B0.50940.15910.71140.112*
H28C0.54470.33630.73280.112*
C81.14143 (8)0.2672 (3)0.68826 (14)0.0649 (6)
H8A1.13270.22120.63710.097*
H8B1.15690.17450.72510.097*
H8C1.16980.36020.69690.097*
U11U22U33U12U13U23
O10.0442 (6)0.0212 (4)0.0593 (7)0.0018 (4)0.0308 (5)0.0060 (4)
O210.0532 (7)0.0250 (5)0.0713 (8)−0.0102 (4)0.0348 (6)−0.0091 (5)
N10.0364 (6)0.0199 (5)0.0361 (6)−0.0002 (4)0.0131 (5)0.0017 (4)
N210.0328 (6)0.0218 (5)0.0375 (7)−0.0029 (4)0.0125 (5)0.0007 (4)
C210.0323 (7)0.0236 (6)0.0326 (7)−0.0022 (5)0.0129 (6)−0.0008 (5)
C2160.0306 (6)0.0346 (7)0.0262 (6)0.0002 (5)0.0094 (5)0.0007 (5)
O220.0550 (7)0.0217 (5)0.0844 (10)−0.0031 (5)0.0137 (7)0.0039 (5)
C270.0307 (6)0.0214 (5)0.0334 (7)−0.0018 (5)0.0138 (5)−0.0016 (5)
C70.0304 (6)0.0216 (6)0.0357 (7)0.0006 (5)0.0134 (6)0.0036 (5)
C2170.0391 (8)0.0425 (8)0.0335 (8)−0.0097 (6)0.0154 (6)−0.0029 (6)
C220.0365 (7)0.0356 (7)0.0364 (8)0.0049 (6)0.0160 (6)0.0011 (6)
C150.0312 (7)0.0379 (7)0.0366 (8)−0.0006 (6)0.0135 (6)−0.0049 (6)
C90.0317 (7)0.0235 (6)0.0472 (9)−0.0013 (5)0.0144 (6)−0.0036 (6)
C20.0346 (7)0.0344 (7)0.0366 (8)0.0015 (6)0.0127 (6)0.0013 (6)
C160.0301 (6)0.0311 (7)0.0337 (7)−0.0021 (5)0.0117 (6)0.0014 (5)
O20.0834 (9)0.0205 (5)0.0766 (9)−0.0016 (5)0.0432 (8)0.0008 (5)
C2110.0317 (7)0.0276 (6)0.0304 (7)−0.0001 (5)0.0129 (5)−0.0014 (5)
C120.0318 (6)0.0246 (6)0.0342 (7)0.0002 (5)0.0141 (6)0.0009 (5)
C10.0345 (7)0.0213 (6)0.0361 (7)0.0011 (5)0.0121 (6)0.0036 (5)
C2120.0387 (7)0.0274 (7)0.0428 (8)−0.0015 (5)0.0167 (6)−0.0048 (6)
C110.0276 (6)0.0248 (6)0.0326 (7)0.0012 (5)0.0110 (5)0.0016 (5)
C170.0440 (9)0.0422 (8)0.0508 (10)−0.0002 (7)0.0205 (8)0.0125 (7)
C240.0557 (10)0.0484 (9)0.0350 (8)−0.0033 (8)0.0128 (8)0.0063 (7)
C140.0343 (7)0.0360 (7)0.0473 (9)0.0087 (6)0.0149 (7)−0.0007 (6)
C130.0417 (8)0.0249 (6)0.0418 (8)0.0066 (5)0.0156 (7)0.0052 (6)
C2140.0584 (11)0.0471 (9)0.0564 (11)0.0065 (8)0.0299 (9)−0.0146 (8)
C260.0376 (8)0.0408 (8)0.0440 (9)0.0069 (6)0.0162 (7)0.0040 (7)
C60.0445 (8)0.0353 (8)0.0441 (9)0.0043 (6)0.0163 (7)−0.0051 (6)
C250.0446 (9)0.0497 (9)0.0456 (10)0.0085 (7)0.0080 (8)0.0122 (8)
C40.0446 (9)0.0390 (8)0.0450 (10)−0.0014 (7)−0.0001 (7)−0.0004 (7)
C30.0360 (8)0.0383 (8)0.0456 (9)0.0024 (6)0.0092 (7)0.0052 (7)
C2190.0357 (8)0.0759 (13)0.0489 (10)−0.0040 (8)0.0207 (7)0.0102 (9)
C290.0386 (7)0.0248 (6)0.0393 (8)0.0007 (5)0.0159 (6)0.0005 (5)
C100.0535 (10)0.0407 (9)0.0503 (10)−0.0039 (7)0.0213 (8)−0.0123 (7)
C200.0373 (8)0.0522 (9)0.0504 (10)−0.0037 (7)0.0218 (7)−0.0109 (8)
C2150.0369 (7)0.0463 (8)0.0363 (8)0.0065 (6)0.0165 (6)0.0002 (6)
C2200.0455 (9)0.0694 (12)0.0473 (10)0.0113 (8)0.0269 (8)0.0031 (9)
C230.0516 (9)0.0458 (9)0.0377 (8)0.0003 (7)0.0222 (7)0.0003 (7)
C2130.0562 (10)0.0323 (8)0.0625 (12)−0.0017 (7)0.0275 (9)−0.0151 (7)
C2100.0430 (9)0.0403 (9)0.0606 (12)0.0038 (7)0.0086 (8)0.0067 (8)
C2180.0402 (8)0.0580 (10)0.0401 (9)−0.0148 (7)0.0136 (7)0.0016 (8)
C180.0542 (10)0.0539 (10)0.0581 (12)−0.0071 (8)0.0289 (9)0.0143 (9)
C190.0468 (9)0.0613 (11)0.0540 (11)−0.0136 (8)0.0303 (8)−0.0072 (9)
C50.0584 (11)0.0426 (9)0.0412 (9)0.0005 (7)0.0102 (8)−0.0108 (7)
C280.0897 (16)0.0980 (17)0.0534 (13)0.0242 (13)0.0456 (12)0.0081 (12)
C80.0353 (9)0.0847 (15)0.0676 (14)0.0108 (9)0.0084 (9)−0.0033 (11)
O1—C121.3651 (17)C24—C231.390 (2)
O1—H10.8200C24—H240.9300
O21—C2121.3605 (19)C14—C131.357 (2)
O21—H210.8200C14—H140.9300
N1—C91.3384 (17)C13—H130.9300
N1—C71.4683 (19)C214—C2131.351 (3)
N1—H1A0.8600C214—C2151.413 (2)
N21—C291.3329 (18)C214—H2140.9300
N21—C271.4685 (18)C26—C251.389 (2)
N21—H21A0.8600C26—H260.9300
C21—C261.388 (2)C6—C51.389 (2)
C21—C221.389 (2)C6—H60.9300
C21—C271.525 (2)C25—H250.9300
C216—C2171.422 (2)C4—C31.382 (3)
C216—C2151.424 (2)C4—C51.386 (3)
C216—C2111.4281 (19)C4—H40.9300
O22—C291.2324 (17)C3—C81.513 (2)
C27—C2111.5149 (19)C219—C2201.359 (3)
C27—H270.9800C219—C2181.393 (3)
C7—C111.5224 (18)C219—H2190.9300
C7—C11.528 (2)C29—C2101.502 (2)
C7—H70.9800C10—H10A0.9600
C217—C2181.371 (2)C10—H10B0.9600
C217—H2170.9300C10—H10C0.9600
C22—C231.398 (2)C20—C191.360 (3)
C22—H220.9300C20—H200.9300
C15—C141.410 (2)C215—C2201.413 (2)
C15—C201.421 (2)C220—H2200.9300
C15—C161.424 (2)C23—C281.506 (3)
C9—O21.2341 (18)C213—H2130.9300
C9—C101.491 (2)C210—H210A0.9600
C2—C11.395 (2)C210—H210B0.9600
C2—C31.399 (2)C210—H210C0.9600
C2—H20.9300C218—H2180.9300
C16—C171.420 (2)C18—C191.397 (3)
C16—C111.4323 (19)C18—H180.9300
C211—C2121.3838 (19)C19—H190.9300
C12—C111.3803 (18)C5—H50.9300
C12—C131.4120 (19)C28—H28A0.9600
C1—C61.387 (2)C28—H28B0.9600
C212—C2131.410 (2)C28—H28C0.9600
C17—C181.365 (2)C8—H8A0.9600
C17—H170.9300C8—H8B0.9600
C24—C251.371 (3)C8—H8C0.9600
C12—O1—H1109.5C215—C214—H214119.3
C212—O21—H21109.5C21—C26—C25120.53 (15)
C9—N1—C7122.58 (12)C21—C26—H26119.7
C9—N1—H1A118.7C25—C26—H26119.7
C7—N1—H1A118.7C1—C6—C5120.36 (15)
C29—N21—C27123.69 (11)C1—C6—H6119.8
C29—N21—H21A118.2C5—C6—H6119.8
C27—N21—H21A118.2C24—C25—C26120.51 (15)
C26—C21—C22118.21 (14)C24—C25—H25119.7
C26—C21—C27121.07 (13)C26—C25—H25119.7
C22—C21—C27120.50 (12)C3—C4—C5120.53 (16)
C217—C216—C215117.21 (13)C3—C4—H4119.7
C217—C216—C211123.30 (13)C5—C4—H4119.7
C215—C216—C211119.48 (13)C4—C3—C2118.70 (15)
N21—C27—C211110.32 (11)C4—C3—C8120.54 (16)
N21—C27—C21111.90 (11)C2—C3—C8120.76 (17)
C211—C27—C21114.93 (11)C220—C219—C218119.79 (16)
N21—C27—H27106.4C220—C219—H219120.1
C211—C27—H27106.4C218—C219—H219120.1
C21—C27—H27106.4O22—C29—N21121.52 (14)
N1—C7—C11110.84 (11)O22—C29—C210122.30 (13)
N1—C7—C1113.06 (11)N21—C29—C210116.19 (12)
C11—C7—C1114.91 (11)C9—C10—H10A109.5
N1—C7—H7105.7C9—C10—H10B109.5
C11—C7—H7105.7H10A—C10—H10B109.5
C1—C7—H7105.7C9—C10—H10C109.5
C218—C217—C216121.25 (15)H10A—C10—H10C109.5
C218—C217—H217119.4H10B—C10—H10C109.5
C216—C217—H217119.4C19—C20—C15121.13 (16)
C21—C22—C23121.86 (14)C19—C20—H20119.4
C21—C22—H22119.1C15—C20—H20119.4
C23—C22—H22119.1C220—C215—C214121.67 (15)
C14—C15—C20121.51 (14)C220—C215—C216119.56 (15)
C14—C15—C16118.93 (13)C214—C215—C216118.76 (15)
C20—C15—C16119.55 (14)C219—C220—C215121.34 (17)
O2—C9—N1120.47 (15)C219—C220—H220119.3
O2—C9—C10121.82 (14)C215—C220—H220119.3
N1—C9—C10117.71 (13)C24—C23—C22118.29 (15)
C1—C2—C3121.46 (15)C24—C23—C28120.65 (17)
C1—C2—H2119.3C22—C23—C28121.06 (16)
C3—C2—H2119.3C214—C213—C212120.09 (15)
C17—C16—C15117.26 (14)C214—C213—H213120.0
C17—C16—C11122.87 (13)C212—C213—H213120.0
C15—C16—C11119.85 (13)C29—C210—H210A109.5
C212—C211—C216118.84 (13)C29—C210—H210B109.5
C212—C211—C27118.84 (12)H210A—C210—H210B109.5
C216—C211—C27122.30 (12)C29—C210—H210C109.5
O1—C12—C11118.06 (12)H210A—C210—H210C109.5
O1—C12—C13120.29 (12)H210B—C210—H210C109.5
C11—C12—C13121.63 (13)C217—C218—C219120.84 (16)
C6—C1—C2118.62 (14)C217—C218—H218119.6
C6—C1—C7120.59 (13)C219—C218—H218119.6
C2—C1—C7120.53 (13)C17—C18—C19121.43 (17)
O21—C212—C211117.73 (13)C17—C18—H18119.3
O21—C212—C213120.96 (13)C19—C18—H18119.3
C211—C212—C213121.31 (14)C20—C19—C18119.41 (16)
C12—C11—C16118.12 (12)C20—C19—H19120.3
C12—C11—C7120.58 (12)C18—C19—H19120.3
C16—C11—C7121.29 (11)C4—C5—C6120.32 (16)
C18—C17—C16121.15 (16)C4—C5—H5119.8
C18—C17—H17119.4C6—C5—H5119.8
C16—C17—H17119.4C23—C28—H28A109.5
C25—C24—C23120.58 (16)C23—C28—H28B109.5
C25—C24—H24119.7H28A—C28—H28B109.5
C23—C24—H24119.7C23—C28—H28C109.5
C13—C14—C15120.97 (13)H28A—C28—H28C109.5
C13—C14—H14119.5H28B—C28—H28C109.5
C15—C14—H14119.5C3—C8—H8A109.5
C14—C13—C12120.22 (13)C3—C8—H8B109.5
C14—C13—H13119.9H8A—C8—H8B109.5
C12—C13—H13119.9C3—C8—H8C109.5
C213—C214—C215121.49 (15)H8A—C8—H8C109.5
C213—C214—H214119.3H8B—C8—H8C109.5
C29—N21—C27—C211−114.66 (14)N1—C7—C11—C16130.38 (13)
C29—N21—C27—C21116.05 (14)C1—C7—C11—C16−99.91 (15)
C26—C21—C27—N21151.70 (13)C15—C16—C17—C182.0 (3)
C22—C21—C27—N21−33.75 (17)C11—C16—C17—C18−179.34 (16)
C26—C21—C27—C21124.87 (18)C20—C15—C14—C13178.32 (15)
C22—C21—C27—C211−160.59 (12)C16—C15—C14—C13−2.5 (2)
C9—N1—C7—C11−133.02 (13)C15—C14—C13—C121.9 (2)
C9—N1—C7—C196.29 (15)O1—C12—C13—C14−179.37 (14)
C215—C216—C217—C2180.8 (2)C11—C12—C13—C142.4 (2)
C211—C216—C217—C218179.63 (15)C22—C21—C26—C25−0.6 (2)
C26—C21—C22—C230.6 (2)C27—C21—C26—C25174.04 (14)
C27—C21—C22—C23−174.10 (14)C2—C1—C6—C5−0.7 (2)
C7—N1—C9—O2−2.4 (2)C7—C1—C6—C5173.47 (14)
C7—N1—C9—C10177.78 (13)C23—C24—C25—C260.9 (3)
C14—C15—C16—C17177.55 (15)C21—C26—C25—C24−0.1 (3)
C20—C15—C16—C17−3.2 (2)C5—C4—C3—C2−0.8 (2)
C14—C15—C16—C11−1.1 (2)C5—C4—C3—C8179.53 (18)
C20—C15—C16—C11178.11 (14)C1—C2—C3—C41.5 (2)
C217—C216—C211—C212−177.01 (14)C1—C2—C3—C8−178.80 (16)
C215—C216—C211—C2121.8 (2)C27—N21—C29—O22−1.9 (2)
C217—C216—C211—C274.8 (2)C27—N21—C29—C210177.50 (14)
C215—C216—C211—C27−176.35 (13)C14—C15—C20—C19−178.58 (17)
N21—C27—C211—C212−58.80 (17)C16—C15—C20—C192.2 (2)
C21—C27—C211—C21268.83 (17)C213—C214—C215—C220178.20 (18)
N21—C27—C211—C216119.38 (14)C213—C214—C215—C216−0.8 (3)
C21—C27—C211—C216−112.99 (14)C217—C216—C215—C220−0.7 (2)
C3—C2—C1—C6−0.8 (2)C211—C216—C215—C220−179.58 (14)
C3—C2—C1—C7−174.92 (13)C217—C216—C215—C214178.34 (15)
N1—C7—C1—C6159.58 (13)C211—C216—C215—C214−0.6 (2)
C11—C7—C1—C630.96 (18)C218—C219—C220—C2150.0 (3)
N1—C7—C1—C2−26.40 (17)C214—C215—C220—C219−178.66 (18)
C11—C7—C1—C2−155.01 (13)C216—C215—C220—C2190.3 (3)
C216—C211—C212—O21178.84 (13)C25—C24—C23—C22−0.9 (3)
C27—C211—C212—O21−2.9 (2)C25—C24—C23—C28179.38 (19)
C216—C211—C212—C213−1.8 (2)C21—C22—C23—C240.1 (2)
C27—C211—C212—C213176.44 (15)C21—C22—C23—C28179.89 (18)
O1—C12—C11—C16175.87 (12)C215—C214—C213—C2120.9 (3)
C13—C12—C11—C16−5.8 (2)O21—C212—C213—C214179.81 (17)
O1—C12—C11—C7−5.6 (2)C211—C212—C213—C2140.5 (3)
C13—C12—C11—C7172.67 (13)C216—C217—C218—C219−0.5 (3)
C17—C16—C11—C12−173.44 (15)C220—C219—C218—C2170.1 (3)
C15—C16—C11—C125.1 (2)C16—C17—C18—C190.3 (3)
C17—C16—C11—C78.1 (2)C15—C20—C19—C180.2 (3)
C15—C16—C11—C7−173.32 (13)C17—C18—C19—C20−1.4 (3)
N1—C7—C11—C12−48.06 (17)C3—C4—C5—C6−0.7 (3)
C1—C7—C11—C1281.66 (17)C1—C6—C5—C41.4 (3)
D—H···AD—HH···AD···AD—H···A
N1—H1A···O10.862.182.7424 (14)123
N21—H21A···O210.862.352.8254 (15)115
O1—H1···O2i0.821.872.6298 (14)153
O21—H21···O22ii0.821.902.7111 (15)169
C2—H2···O1iii0.932.563.358 (2)145
C13—H13···O2i0.932.573.191 (2)124
  7 in total

1.  Towards quantitative analysis of intermolecular interactions with Hirshfeld surfaces.

Authors:  Joshua J McKinnon; Dylan Jayatilaka; Mark A Spackman
Journal:  Chem Commun (Camb)       Date:  2007-10-07       Impact factor: 6.222

2.  Oxazinomycin, a new carbon-linked nucleoside antibiotic.

Authors:  T Haneishi; T Okazaki; T Hata; C Tamura; M Nomura
Journal:  J Antibiot (Tokyo)       Date:  1971-11       Impact factor: 2.649

3.  Antimitotic activity of the potent tumor inhibitor maytansine.

Authors:  S Remillard; L I Rebhun; G A Howie; S M Kupchan
Journal:  Science       Date:  1975-09-19       Impact factor: 47.728

4.  N-[(2-Hydr-oxy-1-naphthyl)(3-nitro-phenyl)meth-yl]acetamide.

Authors:  M Nizammohideen; A Subbiahpandi; N Panneer Selvam; P T Perumal
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2009-03-06

5.  Crystal structure refinement with SHELXL.

Authors:  George M Sheldrick
Journal:  Acta Crystallogr C Struct Chem       Date:  2015-01-01       Impact factor: 1.172

6.  Structure validation in chemical crystallography.

Authors:  Anthony L Spek
Journal:  Acta Crystallogr D Biol Crystallogr       Date:  2009-01-20

7.  The Cambridge Structural Database.

Authors:  Colin R Groom; Ian J Bruno; Matthew P Lightfoot; Suzanna C Ward
Journal:  Acta Crystallogr B Struct Sci Cryst Eng Mater       Date:  2016-04-01
  7 in total
  1 in total

1.  Erratum: Crystal structure and Hirshfeld surface analysis of N-[(2-hy-droxy-naphthalen-1-yl)(3-methyl-phen-yl)meth-yl]acetamide. Corrigendum.

Authors:  Khawla Boudebbous; Wissame Zemamouche; Abdelmadjid Debache; Noudjoud Hamdouni; Ali Boudjada
Journal:  Acta Crystallogr E Crystallogr Commun       Date:  2022-07-22
  1 in total

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