Literature DB >> 21523180

tert-Butyl 2-(4-nitro-phen-oxy)acetate.

Qamar Ali, Itrat Anis, M Raza Shah, Seik Weng Ng.   

Abstract

In the title mol-ecule, C(12)H(15)NO(5), the nitro-phen-oxy portion is approximately planar (r.m.s. deviation = 0.034 Å) and makes an angle of 84.8 (1)° with respect to the -CH(2)-C(=O)-O-C fragment. In the crystal, π-π stacking is observed between nearly parallel benzene rings of adjacent mol-ecules, the centroid-centroid distance being 3.6806 (10) Å. Weak inter-molecular C-H⋯O hydrogen bonding is present in the crystal structure.

Entities:  

Year:  2011        PMID: 21523180      PMCID: PMC3051522          DOI: 10.1107/S1600536811003229

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


Related literature

For a study of the biopotency of the title compound, see: Arfan et al. (2010 ▶). For related structures, see: Ali et al. (2010 ▶); Mustafa et al. (2009 ▶).

Experimental

Crystal data

C12H15NO5 M = 253.25 Monoclinic, a = 19.2761 (7) Å b = 12.1131 (4) Å c = 11.7267 (5) Å β = 111.682 (4)° V = 2544.38 (17) Å3 Z = 8 Mo Kα radiation μ = 0.10 mm−1 T = 100 K 0.30 × 0.20 × 0.05 mm

Data collection

Agilent SuperNova Dual diffractometer with an Atlas detector Absorption correction: multi-scan (CrysAlis PRO; Agilent, 2010 ▶) T min = 0.664, T max = 1.000 5580 measured reflections 2824 independent reflections 2075 reflections with I > 2σ(I) R int = 0.029

Refinement

R[F 2 > 2σ(F 2)] = 0.047 wR(F 2) = 0.120 S = 1.06 2824 reflections 164 parameters H-atom parameters constrained Δρmax = 0.27 e Å−3 Δρmin = −0.21 e Å−3 Data collection: CrysAlis PRO (Agilent, 2010 ▶); cell refinement: CrysAlis PRO; data reduction: CrysAlis PRO; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008 ▶); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008 ▶); molecular graphics: X-SEED (Barbour, 2001 ▶); software used to prepare material for publication: publCIF (Westrip, 2010 ▶). Crystal structure: contains datablocks global, I. DOI: 10.1107/S1600536811003229/xu5151sup1.cif Structure factors: contains datablocks I. DOI: 10.1107/S1600536811003229/xu5151Isup2.hkl Additional supplementary materials: crystallographic information; 3D view; checkCIF report
C12H15NO5F(000) = 1072
Mr = 253.25Dx = 1.322 Mg m3
Monoclinic, C2/cMo Kα radiation, λ = 0.71073 Å
Hall symbol: -C 2ycCell parameters from 1942 reflections
a = 19.2761 (7) Åθ = 2.3–28.5°
b = 12.1131 (4) ŵ = 0.10 mm1
c = 11.7267 (5) ÅT = 100 K
β = 111.682 (4)°Plate, colorless
V = 2544.38 (17) Å30.30 × 0.20 × 0.05 mm
Z = 8
Agilent SuperNova Dual diffractometer with an Atlas detector2824 independent reflections
Radiation source: SuperNova (Mo) X-ray Source2075 reflections with I > 2σ(I)
MirrorRint = 0.029
Detector resolution: 10.4041 pixels mm-1θmax = 27.5°, θmin = 2.3°
ω scansh = −17→24
Absorption correction: multi-scan (CrysAlis PRO; Agilent, 2010)k = −13→15
Tmin = 0.664, Tmax = 1.000l = −14→14
5580 measured reflections
Refinement on F2Secondary atom site location: difference Fourier map
Least-squares matrix: fullHydrogen site location: inferred from neighbouring sites
R[F2 > 2σ(F2)] = 0.047H-atom parameters constrained
wR(F2) = 0.120w = 1/[σ2(Fo2) + (0.0444P)2 + 0.6948P] where P = (Fo2 + 2Fc2)/3
S = 1.06(Δ/σ)max = 0.001
2824 reflectionsΔρmax = 0.27 e Å3
164 parametersΔρmin = −0.21 e Å3
0 restraintsExtinction correction: SHELXL97 (Sheldrick, 2008), Fc*=kFc[1+0.001xFc2λ3/sin(2θ)]-1/4
Primary atom site location: structure-invariant direct methodsExtinction coefficient: 0.0033 (4)
xyzUiso*/Ueq
O10.37259 (7)0.48179 (13)0.04938 (14)0.0505 (4)
O20.41306 (9)0.58588 (13)0.21067 (16)0.0581 (5)
O30.44798 (6)0.11669 (9)0.44903 (11)0.0251 (3)
O40.59965 (6)0.13203 (9)0.53127 (11)0.0279 (3)
O50.60685 (5)0.11686 (9)0.72849 (10)0.0233 (3)
N10.39810 (8)0.49483 (14)0.16138 (17)0.0387 (4)
C10.41151 (9)0.39685 (14)0.23939 (17)0.0275 (4)
C20.43579 (9)0.41028 (15)0.36502 (17)0.0287 (4)
H20.44280.48210.40010.034*
C30.44980 (8)0.31747 (14)0.43918 (16)0.0258 (4)
H30.46660.32490.52580.031*
C40.43901 (8)0.21342 (13)0.38562 (15)0.0221 (4)
C50.41454 (8)0.20196 (14)0.25872 (15)0.0240 (4)
H50.40760.13040.22310.029*
C60.40040 (8)0.29378 (15)0.18461 (16)0.0275 (4)
H60.38340.28660.09790.033*
C70.48824 (8)0.11660 (14)0.57817 (15)0.0250 (4)
H7A0.47680.04820.61410.030*
H7B0.47230.18030.61550.030*
C80.57178 (8)0.12344 (13)0.60739 (16)0.0223 (4)
C90.69011 (8)0.12075 (13)0.78688 (16)0.0241 (4)
C100.72379 (9)0.02283 (15)0.74544 (17)0.0312 (4)
H10A0.71420.02970.65760.047*
H10B0.7012−0.04550.76020.047*
H10C0.77780.02100.79170.047*
C110.70230 (9)0.11251 (16)0.92190 (16)0.0352 (5)
H11A0.68330.04150.93790.053*
H11B0.67570.17270.94400.053*
H11C0.75580.11800.97110.053*
C120.71824 (9)0.23046 (15)0.75805 (18)0.0341 (5)
H12A0.70880.23440.67010.051*
H12B0.77200.23670.80490.051*
H12C0.69210.29100.78060.051*
U11U22U33U12U13U23
O10.0487 (8)0.0646 (11)0.0413 (10)0.0150 (7)0.0201 (7)0.0271 (8)
O20.0813 (11)0.0317 (9)0.0778 (13)0.0110 (7)0.0485 (10)0.0148 (9)
O30.0243 (6)0.0262 (7)0.0213 (6)−0.0002 (4)0.0044 (5)0.0025 (5)
O40.0270 (6)0.0348 (7)0.0239 (7)−0.0001 (5)0.0118 (5)0.0043 (6)
O50.0185 (6)0.0303 (7)0.0201 (6)−0.0014 (4)0.0059 (5)0.0008 (5)
N10.0367 (9)0.0391 (10)0.0513 (12)0.0145 (7)0.0290 (8)0.0197 (9)
C10.0242 (8)0.0314 (10)0.0315 (10)0.0087 (7)0.0159 (7)0.0098 (8)
C20.0289 (9)0.0263 (9)0.0348 (11)0.0030 (7)0.0162 (8)−0.0010 (8)
C30.0269 (8)0.0295 (10)0.0220 (9)0.0017 (7)0.0100 (7)−0.0013 (8)
C40.0165 (7)0.0269 (9)0.0233 (9)0.0020 (6)0.0078 (6)0.0037 (7)
C50.0196 (8)0.0305 (9)0.0221 (9)0.0020 (6)0.0079 (6)−0.0023 (7)
C60.0189 (8)0.0424 (11)0.0226 (9)0.0052 (7)0.0093 (7)0.0036 (8)
C70.0224 (8)0.0321 (10)0.0188 (9)−0.0002 (6)0.0057 (7)0.0043 (8)
C80.0237 (8)0.0203 (8)0.0223 (9)−0.0002 (6)0.0078 (7)0.0019 (7)
C90.0171 (8)0.0275 (9)0.0247 (9)−0.0023 (6)0.0043 (7)−0.0019 (7)
C100.0232 (8)0.0327 (10)0.0357 (11)0.0011 (7)0.0086 (7)−0.0032 (9)
C110.0242 (9)0.0523 (13)0.0250 (10)−0.0014 (8)0.0044 (7)−0.0021 (9)
C120.0261 (9)0.0323 (10)0.0422 (12)−0.0054 (7)0.0105 (8)−0.0013 (9)
O1—N11.231 (2)C6—H60.9500
O2—N11.229 (2)C7—C81.520 (2)
O3—C41.3641 (19)C7—H7A0.9900
O3—C71.424 (2)C7—H7B0.9900
O4—C81.2044 (19)C9—C101.516 (2)
O5—C81.3307 (19)C9—C111.516 (2)
O5—C91.4949 (18)C9—C121.520 (2)
N1—C11.462 (2)C10—H10A0.9800
C1—C21.381 (3)C10—H10B0.9800
C1—C61.384 (2)C10—H10C0.9800
C2—C31.386 (2)C11—H11A0.9800
C2—H20.9500C11—H11B0.9800
C3—C41.389 (2)C11—H11C0.9800
C3—H30.9500C12—H12A0.9800
C4—C51.392 (2)C12—H12B0.9800
C5—C61.375 (2)C12—H12C0.9800
C5—H50.9500
C4—O3—C7119.34 (12)H7A—C7—H7B108.1
C8—O5—C9121.54 (12)O4—C8—O5127.32 (14)
O2—N1—O1123.29 (17)O4—C8—C7124.28 (15)
O2—N1—C1118.53 (18)O5—C8—C7108.39 (14)
O1—N1—C1118.17 (18)O5—C9—C10110.06 (12)
C2—C1—C6122.33 (16)O5—C9—C11101.67 (12)
C2—C1—N1118.94 (17)C10—C9—C11111.34 (15)
C6—C1—N1118.72 (17)O5—C9—C12109.67 (13)
C1—C2—C3119.00 (17)C10—C9—C12112.49 (14)
C1—C2—H2120.5C11—C9—C12111.08 (15)
C3—C2—H2120.5C9—C10—H10A109.5
C2—C3—C4119.37 (16)C9—C10—H10B109.5
C2—C3—H3120.3H10A—C10—H10B109.5
C4—C3—H3120.3C9—C10—H10C109.5
O3—C4—C3124.42 (15)H10A—C10—H10C109.5
O3—C4—C5114.94 (14)H10B—C10—H10C109.5
C3—C4—C5120.59 (15)C9—C11—H11A109.5
C6—C5—C4120.30 (16)C9—C11—H11B109.5
C6—C5—H5119.8H11A—C11—H11B109.5
C4—C5—H5119.8C9—C11—H11C109.5
C5—C6—C1118.40 (16)H11A—C11—H11C109.5
C5—C6—H6120.8H11B—C11—H11C109.5
C1—C6—H6120.8C9—C12—H12A109.5
O3—C7—C8110.82 (14)C9—C12—H12B109.5
O3—C7—H7A109.5H12A—C12—H12B109.5
C8—C7—H7A109.5C9—C12—H12C109.5
O3—C7—H7B109.5H12A—C12—H12C109.5
C8—C7—H7B109.5H12B—C12—H12C109.5
O2—N1—C1—C24.2 (2)C3—C4—C5—C6−0.3 (2)
O1—N1—C1—C2−176.09 (15)C4—C5—C6—C10.4 (2)
O2—N1—C1—C6−174.92 (15)C2—C1—C6—C5−0.3 (2)
O1—N1—C1—C64.8 (2)N1—C1—C6—C5178.73 (13)
C6—C1—C2—C30.2 (2)C4—O3—C7—C8−76.68 (17)
N1—C1—C2—C3−178.85 (13)C9—O5—C8—O40.6 (2)
C1—C2—C3—C4−0.1 (2)C9—O5—C8—C7179.79 (12)
C7—O3—C4—C3−16.7 (2)O3—C7—C8—O42.6 (2)
C7—O3—C4—C5165.91 (13)O3—C7—C8—O5−176.57 (12)
C2—C3—C4—O3−177.12 (14)C8—O5—C9—C10−62.81 (18)
C2—C3—C4—C50.1 (2)C8—O5—C9—C11179.09 (14)
O3—C4—C5—C6177.24 (12)C8—O5—C9—C1261.45 (18)
D—H···AD—HH···AD···AD—H···A
C6—H6···O4i0.952.503.201 (2)130
C12—H12C···O2ii0.982.553.489 (3)161
Table 1

Hydrogen-bond geometry (Å, °)

D—H⋯AD—HH⋯ADAD—H⋯A
C6—H6⋯O4i0.952.503.201 (2)130
C12—H12C⋯O2ii0.982.553.489 (3)161

Symmetry codes: (i) ; (ii) .

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