Literature DB >> 21581067

N-Cyclo-hexyl-3-fluoro-benzamide.

Aamer Saeed, Rasheed Ahmad Khera, Naeem Abbas, Ulrich Flörke.   

Abstract

In the title mol-ecule, C(13)H(16)FNO, the amide (N-C=O) plane is oriented at an angle of 29.9 (2)° with respect to the aromatic ring. The cyclo-hexane ring adopts the usual chair conformation. In the crystal structure, inter-molecular N-H⋯O hydrogen bonds link the mol-ecules into chains along [100]. A weak C-H⋯F inter-action is also observed. The F atom is disordered over two positions with occupancy factors of 0.873 (3) and 0.127 (3).

Entities:  

Year:  2008        PMID: 21581067      PMCID: PMC2959534          DOI: 10.1107/S1600536808034478

Source DB:  PubMed          Journal:  Acta Crystallogr Sect E Struct Rep Online        ISSN: 1600-5368


Related literature

For related structures, see: Chopra & Guru Row (2005 ▶); Saeed et al. (2008a ▶,b ▶).

Experimental

Crystal data

C13H16FNO M = 221.27 Monoclinic, a = 5.267 (3) Å b = 6.599 (4) Å c = 16.755 (9) Å β = 90.090 (17)° V = 582.4 (6) Å3 Z = 2 Mo Kα radiation μ = 0.09 mm−1 T = 120 (2) K 0.45 × 0.40 × 0.21 mm

Data collection

Bruker SMART APEX diffractometer Absorption correction: multi-scan (SADABS; Sheldrick, 2004 ▶) T min = 0.962, T max = 0.978 5071 measured reflections 1492 independent reflections 1420 reflections with I > 2σ(I) R int = 0.034

Refinement

R[F 2 > 2σ(F 2)] = 0.035 wR(F 2) = 0.098 S = 1.05 1492 reflections 150 parameters 1 restraint H-atom parameters constrained Δρmax = 0.25 e Å−3 Δρmin = −0.17 e Å−3 Data collection: SMART (Bruker, 2002 ▶); cell refinement: SAINT (Bruker, 2002 ▶); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008 ▶); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008 ▶); molecular graphics: SHELXTL (Sheldrick, 2008 ▶); software used to prepare material for publication: SHELXTL. Crystal structure: contains datablocks global, I. DOI: 10.1107/S1600536808034478/ci2689sup1.cif Structure factors: contains datablocks I. DOI: 10.1107/S1600536808034478/ci2689Isup2.hkl Additional supplementary materials: crystallographic information; 3D view; checkCIF report
C13H16FNOF(000) = 236
Mr = 221.27Dx = 1.262 Mg m3
Monoclinic, P21Mo Kα radiation, λ = 0.71073 Å
Hall symbol: P 2ybCell parameters from 796 reflections
a = 5.267 (3) Åθ = 2.4–28.3°
b = 6.599 (4) ŵ = 0.09 mm1
c = 16.755 (9) ÅT = 120 K
β = 90.090 (17)°Prism, colourless
V = 582.4 (6) Å30.45 × 0.40 × 0.21 mm
Z = 2
Bruker SMART APEX diffractometer1492 independent reflections
Radiation source: sealed tube1420 reflections with I > 2σ(I)
graphiteRint = 0.034
φ and ω scansθmax = 27.9°, θmin = 2.4°
Absorption correction: multi-scan (SADABS; Sheldrick, 2004)h = −6→6
Tmin = 0.962, Tmax = 0.978k = −8→8
5071 measured reflectionsl = −22→19
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.035Hydrogen site location: difference Fourier map
wR(F2) = 0.098H-atom parameters constrained
S = 1.05w = 1/[σ2(Fo2) + (0.0686P)2 + 0.0394P] where P = (Fo2 + 2Fc2)/3
1492 reflections(Δ/σ)max = 0.001
150 parametersΔρmax = 0.25 e Å3
1 restraintΔρmin = −0.17 e Å3
Geometry. All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles; correlations between e.s.d.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell e.s.d.'s is used for estimating e.s.d.'s involving l.s. planes.
Refinement. Refinement of F2 against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The threshold expression of F2 > σ(F2) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger.
xyzUiso*/UeqOcc. (<1)
F10.9633 (3)0.6562 (2)0.49344 (8)0.0376 (4)0.873 (3)
F20.249 (2)0.9837 (17)0.3846 (6)0.043 (3)*0.127 (3)
O10.2561 (2)0.2922 (2)0.25636 (8)0.0316 (3)
N10.6841 (3)0.2208 (2)0.25218 (8)0.0206 (3)
H1A0.83560.25050.27100.025*
C10.4794 (3)0.3278 (2)0.27778 (10)0.0208 (3)
C20.5341 (3)0.5002 (2)0.33504 (9)0.0198 (3)
C30.7409 (3)0.4971 (3)0.38818 (10)0.0229 (3)
H3A0.85560.38600.38940.027*
C40.7720 (3)0.6615 (3)0.43877 (10)0.0269 (4)
H4A0.90800.65910.47600.032*0.127 (3)
C50.6128 (4)0.8300 (3)0.43745 (10)0.0288 (4)
H5A0.64190.94160.47210.035*
C60.4084 (4)0.8306 (3)0.38366 (11)0.0295 (4)
H6A0.29730.94390.38170.035*0.873 (3)
C70.3671 (3)0.6659 (3)0.33314 (10)0.0253 (4)
H7A0.22650.66580.29760.030*
C80.6571 (3)0.0567 (2)0.19365 (9)0.0195 (3)
H8A0.4853−0.00540.20030.023*
C90.6786 (4)0.1391 (3)0.10784 (10)0.0275 (4)
H9A0.54310.24030.09840.033*
H9B0.84450.20740.10110.033*
C100.6542 (4)−0.0336 (3)0.04667 (10)0.0299 (4)
H10A0.4813−0.09200.04970.036*
H10B0.67810.0216−0.00780.036*
C110.8501 (4)−0.2007 (3)0.06182 (11)0.0291 (4)
H11A1.0228−0.14660.05240.035*
H11B0.8212−0.31360.02400.035*
C120.8313 (4)−0.2802 (3)0.14799 (11)0.0272 (4)
H12A0.6653−0.34800.15550.033*
H12B0.9664−0.38180.15730.033*
C130.8582 (3)−0.1078 (3)0.20882 (11)0.0232 (3)
H13A1.0299−0.04760.20470.028*
H13B0.8379−0.16240.26350.028*
U11U22U33U12U13U23
F10.0405 (8)0.0402 (7)0.0322 (7)−0.0017 (6)−0.0107 (5)−0.0067 (6)
O10.0177 (6)0.0310 (7)0.0460 (8)0.0009 (5)−0.0028 (5)−0.0113 (6)
N10.0172 (6)0.0198 (6)0.0247 (7)0.0003 (5)−0.0015 (5)−0.0024 (5)
C10.0197 (8)0.0181 (7)0.0246 (7)0.0002 (6)0.0004 (6)−0.0004 (6)
C20.0197 (8)0.0180 (7)0.0217 (7)−0.0015 (6)0.0045 (6)0.0002 (6)
C30.0231 (8)0.0221 (7)0.0235 (7)0.0014 (6)0.0018 (6)0.0010 (6)
C40.0270 (9)0.0306 (9)0.0229 (8)−0.0040 (7)0.0018 (6)−0.0012 (7)
C50.0314 (9)0.0259 (9)0.0292 (8)−0.0041 (7)0.0075 (7)−0.0081 (8)
C60.0268 (9)0.0233 (8)0.0385 (9)0.0044 (7)0.0076 (7)−0.0052 (8)
C70.0214 (8)0.0253 (8)0.0293 (8)0.0023 (7)0.0013 (6)−0.0015 (7)
C80.0169 (7)0.0173 (7)0.0243 (8)−0.0005 (6)−0.0003 (6)−0.0017 (6)
C90.0376 (10)0.0205 (8)0.0242 (8)0.0018 (7)−0.0026 (7)0.0000 (6)
C100.0367 (10)0.0281 (9)0.0250 (8)−0.0007 (8)−0.0034 (7)−0.0043 (7)
C110.0290 (9)0.0249 (8)0.0334 (9)−0.0032 (8)0.0051 (7)−0.0085 (8)
C120.0284 (9)0.0177 (8)0.0356 (9)0.0023 (7)−0.0016 (7)−0.0027 (7)
C130.0221 (8)0.0192 (8)0.0285 (8)0.0014 (6)−0.0010 (6)−0.0003 (6)
F1—C41.361 (2)C8—C131.538 (2)
F2—C61.315 (11)C8—C91.541 (2)
O1—C11.252 (2)C8—H8A1.00
N1—C11.359 (2)C9—C101.538 (2)
N1—C81.468 (2)C9—H9A0.99
N1—H1A0.88C9—H9B0.99
C1—C21.515 (2)C10—C111.531 (3)
C2—C71.404 (2)C10—H10A0.99
C2—C31.406 (2)C10—H10B0.99
C3—C41.386 (3)C11—C121.540 (3)
C3—H3A0.95C11—H11A0.99
C4—C51.393 (3)C11—H11B0.99
C4—H4A0.95C12—C131.534 (2)
C5—C61.403 (3)C12—H12A0.99
C5—H5A0.95C12—H12B0.99
C6—C71.394 (3)C13—H13A0.99
C6—H6A0.95C13—H13B0.99
C7—H7A0.95
C1—N1—C8121.23 (14)C13—C8—H8A108.4
C1—N1—H1A119.4C9—C8—H8A108.4
C8—N1—H1A119.4C10—C9—C8110.76 (15)
O1—C1—N1123.89 (15)C10—C9—H9A109.5
O1—C1—C2120.02 (14)C8—C9—H9A109.5
N1—C1—C2116.09 (14)C10—C9—H9B109.5
C7—C2—C3120.72 (15)C8—C9—H9B109.5
C7—C2—C1116.85 (14)H9A—C9—H9B108.1
C3—C2—C1122.42 (15)C11—C10—C9111.55 (14)
C4—C3—C2117.78 (16)C11—C10—H10A109.3
C4—C3—H3A121.1C9—C10—H10A109.3
C2—C3—H3A121.1C11—C10—H10B109.3
F1—C4—C3118.55 (17)C9—C10—H10B109.3
F1—C4—C5118.43 (16)H10A—C10—H10B108.0
C3—C4—C5123.00 (16)C10—C11—C12110.90 (15)
C3—C4—H4A118.5C10—C11—H11A109.5
C5—C4—H4A118.5C12—C11—H11A109.5
C4—C5—C6118.30 (16)C10—C11—H11B109.5
C4—C5—H5A120.9C12—C11—H11B109.5
C6—C5—H5A120.9H11A—C11—H11B108.0
F2—C6—C7120.5 (5)C13—C12—C11111.33 (15)
F2—C6—C5119.0 (5)C13—C12—H12A109.4
C7—C6—C5120.42 (16)C11—C12—H12A109.4
C7—C6—H6A119.8C13—C12—H12B109.4
C5—C6—H6A119.8C11—C12—H12B109.4
C6—C7—C2119.75 (15)H12A—C12—H12B108.0
C6—C7—H7A120.1C12—C13—C8110.55 (13)
C2—C7—H7A120.1C12—C13—H13A109.5
N1—C8—C13110.16 (13)C8—C13—H13A109.5
N1—C8—C9110.86 (13)C12—C13—H13B109.5
C13—C8—C9110.58 (13)C8—C13—H13B109.5
N1—C8—H8A108.4H13A—C13—H13B108.1
C8—N1—C1—O12.5 (2)F2—C6—C7—C2−177.6 (5)
C8—N1—C1—C2−177.01 (13)C5—C6—C7—C2−1.2 (3)
O1—C1—C2—C7−29.1 (2)C3—C2—C7—C60.9 (2)
N1—C1—C2—C7150.37 (15)C1—C2—C7—C6−179.27 (15)
O1—C1—C2—C3150.71 (16)C1—N1—C8—C13−148.28 (15)
N1—C1—C2—C3−29.8 (2)C1—N1—C8—C989.00 (18)
C7—C2—C3—C40.6 (2)N1—C8—C9—C10179.17 (14)
C1—C2—C3—C4−179.20 (14)C13—C8—C9—C1056.69 (18)
C2—C3—C4—F1176.62 (15)C8—C9—C10—C11−55.8 (2)
C2—C3—C4—C5−1.9 (3)C9—C10—C11—C1255.0 (2)
F1—C4—C5—C6−176.95 (16)C10—C11—C12—C13−55.56 (19)
C3—C4—C5—C61.6 (3)C11—C12—C13—C856.76 (19)
C4—C5—C6—F2176.4 (6)N1—C8—C13—C12179.90 (13)
C4—C5—C6—C70.1 (3)C9—C8—C13—C12−57.21 (18)
D—H···AD—HH···AD···AD—H···A
N1—H1A···O1i0.882.253.050 (2)152
C5—H5A···F1ii0.952.583.310 (3)134
Table 1

Hydrogen-bond geometry (Å, °)

D—H⋯AD—HH⋯ADAD—H⋯A
N1—H1A⋯O1i0.882.253.050 (2)152
C5—H5A⋯F1ii0.952.583.310 (3)134

Symmetry codes: (i) ; (ii) .

  3 in total

1.  A short history of SHELX.

Authors:  George M Sheldrick
Journal:  Acta Crystallogr A       Date:  2007-12-21       Impact factor: 2.290

2.  2,4-Dichloro-N-cyclo-hexyl-benzamide.

Authors:  Aamer Saeed; Naeem Abbas; Shahid Hussain; Ulrich Flörke
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2008-04-02

3.  N-(4-Chloro-phen-yl)-3,4,5-trimethoxy-benzamide.

Authors:  Aamer Saeed; Rasheed Ahmad Khera; Mahira Batool; Uzma Shaheen; Ulrich Flörke
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2008-07-31
  3 in total

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