Literature DB >> 21578938

Ethyl 4-hydr-oxy-1-(2-morpholinopro-pano-yl)-2,6-diphenyl-1,2,5,6-tetra-hydro-pyridin-3-carboxyl-ate.

G Aridoss, D Gayathri, R Ramachandran, Kwon Taek Lim, Yeon Tae Jeong.   

Abstract

In the title compound, C(27)H(32)N(2)O(5), the morpholine ring adopts a chair conformation with two C atoms deviating by -0.656 (4) and 0.679 (3) Å from the least-squares plane defined by the rest of atoms in the ring. The tetra-hydro-pyridine ring adopts a half-chair conformation. The mol-ecular structure is stabilized by a strong intra-molecular O-H⋯O inter-action, generating an S(6) motif. The crystal packing is stabilized by inter-molecular C-H⋯O inter-actions, generating a C(7) chain along the a axis, and R(2) (2)(20) and R(4) (4)(20) graph-set motifs.

Entities:  

Year:  2009        PMID: 21578938      PMCID: PMC2971963          DOI: 10.1107/S1600536809050259

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


Related literature

For related structures, see: Aridoss et al. (2009a ▶,b ▶); Gayathri et al. (2008 ▶); Kavitha et al. (2007 ▶); Ramachandran et al. (2008 ▶); Subha Nandhini et al. (2003 ▶). For ring conformational analysis, see: Cremer & Pople (1975 ▶); Nardelli (1983 ▶).

Experimental

Crystal data

C27H32N2O5 M = 464.55 Monoclinic, a = 8.2251 (2) Å b = 10.6219 (4) Å c = 28.7046 (10) Å β = 92.375 (2)° V = 2505.66 (14) Å3 Z = 4 Mo Kα radiation μ = 0.09 mm−1 T = 293 K 0.30 × 0.20 × 0.20 mm

Data collection

Bruker Kappa APEXII CCD diffractometer Absorption correction: multi-scan (; Bruker 1999 ▶) T min = 0.975, T max = 0.983 22895 measured reflections 4850 independent reflections 3353 reflections with I > 2σ(I) R int = 0.036

Refinement

R[F 2 > 2σ(F 2)] = 0.052 wR(F 2) = 0.145 S = 1.02 4850 reflections 308 parameters H-atom parameters constrained Δρmax = 0.29 e Å−3 Δρmin = −0.21 e Å−3 Data collection: APEX2 (Bruker, 2004 ▶); cell refinement: SAINT (Bruker, 2004 ▶); data reduction: SAINT; program(s) used to solve structure: SIR92 (Altomare et al., 1993 ▶); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008 ▶); molecular graphics: PLATON (Spek, 2009 ▶); software used to prepare material for publication: SHELXL97. Crystal structure: contains datablocks I, global. DOI: 10.1107/S1600536809050259/is2497sup1.cif Structure factors: contains datablocks I. DOI: 10.1107/S1600536809050259/is2497Isup2.hkl Additional supplementary materials: crystallographic information; 3D view; checkCIF report
C27H32N2O5F(000) = 992
Mr = 464.55Dx = 1.231 Mg m3
Monoclinic, P21/cMo Kα radiation, λ = 0.71073 Å
Hall symbol: -P 2ybcCell parameters from 5113 reflections
a = 8.2251 (2) Åθ = 2.4–23.3°
b = 10.6219 (4) ŵ = 0.09 mm1
c = 28.7046 (10) ÅT = 293 K
β = 92.375 (2)°Block, colourless
V = 2505.66 (14) Å30.30 × 0.20 × 0.20 mm
Z = 4
Bruker Kappa APEXII CCD diffractometer4850 independent reflections
Radiation source: fine-focus sealed tube3353 reflections with I > 2σ(I)
graphiteRint = 0.036
ω and φ scanθmax = 25.9°, θmin = 2.0°
Absorption correction: multi-scan (SADABS; Bruker 1999)h = −10→9
Tmin = 0.975, Tmax = 0.983k = −13→12
22895 measured reflectionsl = −35→35
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.052Hydrogen site location: inferred from neighbouring sites
wR(F2) = 0.145H-atom parameters constrained
S = 1.02w = 1/[σ2(Fo2) + (0.0554P)2 + 1.1339P] where P = (Fo2 + 2Fc2)/3
4850 reflections(Δ/σ)max < 0.001
308 parametersΔρmax = 0.29 e Å3
0 restraintsΔρmin = −0.21 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*/Ueq
O1−0.09176 (19)0.60293 (18)0.27695 (5)0.0644 (5)
N20.2969 (2)0.54061 (17)0.28207 (6)0.0498 (5)
C10.2028 (2)0.6983 (2)0.36715 (7)0.0444 (5)
H1A0.28030.71790.34320.053*
C20.2787 (3)0.5948 (2)0.39704 (8)0.0509 (5)
H2A0.34120.54010.37750.061*
H2B0.35350.63230.42010.061*
O20.4987 (2)0.32639 (18)0.27766 (9)0.0972 (7)
O30.2277 (2)0.44389 (18)0.45418 (6)0.0688 (5)
H3A0.15940.39500.46370.118 (15)*
C30.1586 (3)0.5184 (2)0.42121 (7)0.0502 (5)
O4−0.0581 (2)0.36103 (18)0.46520 (6)0.0758 (5)
C4−0.0018 (3)0.5187 (2)0.40991 (7)0.0491 (5)
O5−0.2586 (2)0.43166 (18)0.41704 (7)0.0763 (5)
C5−0.0748 (2)0.6014 (2)0.37157 (7)0.0445 (5)
H5A−0.14090.54550.35130.053*
N10.05448 (19)0.65010 (16)0.34259 (5)0.0433 (4)
C60.0380 (3)0.6339 (2)0.29554 (7)0.0486 (5)
C70.1903 (3)0.6443 (2)0.26673 (7)0.0509 (5)
H7A0.24530.72330.27530.061*
C80.2302 (3)0.4162 (2)0.27172 (10)0.0669 (7)
H8A0.22180.40360.23820.080*
H8B0.12190.40960.28370.080*
C90.3375 (3)0.3183 (3)0.29354 (13)0.0853 (9)
H9A0.34000.32820.32720.102*
H9B0.29330.23560.28610.102*
C100.5629 (3)0.4474 (3)0.28766 (12)0.0811 (9)
H10A0.67240.45270.27650.097*
H10B0.56900.46000.32120.097*
C110.4610 (3)0.5486 (2)0.26541 (9)0.0634 (7)
H11A0.50740.63030.27310.076*
H11B0.45840.53900.23180.076*
C12−0.1901 (2)0.7031 (2)0.38781 (7)0.0454 (5)
C13−0.2138 (3)0.7287 (3)0.43393 (8)0.0654 (7)
H13A−0.15340.68550.45690.078*
C14−0.3262 (3)0.8179 (3)0.44672 (11)0.0777 (8)
H14A−0.34110.83350.47810.093*
C15−0.4147 (3)0.8827 (3)0.41383 (12)0.0761 (8)
H15A−0.49000.94270.42250.091*
C16−0.3922 (3)0.8588 (3)0.36786 (12)0.0791 (8)
H16A−0.45180.90340.34510.095*
C17−0.2821 (3)0.7691 (3)0.35491 (9)0.0647 (7)
H17A−0.26960.75280.32340.078*
C180.1703 (2)0.8208 (2)0.39239 (7)0.0456 (5)
C190.1431 (3)0.9284 (2)0.36661 (9)0.0683 (7)
H19A0.14000.92390.33420.082*
C200.1205 (4)1.0428 (3)0.38800 (12)0.0894 (10)
H20A0.10211.11480.37010.107*
C210.1254 (4)1.0502 (3)0.43555 (12)0.0841 (9)
H21A0.10991.12740.45000.101*
C220.1524 (3)0.9460 (3)0.46159 (9)0.0727 (8)
H22A0.15630.95150.49400.087*
C230.1744 (3)0.8312 (2)0.44022 (8)0.0577 (6)
H23A0.19230.75980.45840.069*
C240.1449 (3)0.6501 (3)0.21484 (8)0.0750 (8)
H24A0.24190.65670.19760.113*
H24B0.07710.72220.20860.113*
H24C0.08700.57500.20570.113*
C25−0.1051 (3)0.4311 (2)0.43333 (9)0.0593 (6)
C26−0.3741 (4)0.3489 (3)0.43944 (13)0.0938 (10)
H26A−0.34030.33690.47190.113*
H26B−0.48100.38750.43830.113*
C27−0.3819 (6)0.2296 (4)0.41630 (19)0.1500 (18)
H27A−0.45780.17610.43130.225*
H27B−0.27620.19120.41770.225*
H27C−0.41690.24160.38430.225*
U11U22U33U12U13U23
O10.0516 (9)0.0898 (13)0.0509 (9)−0.0112 (9)−0.0078 (7)−0.0060 (8)
N20.0478 (10)0.0492 (11)0.0528 (10)−0.0081 (8)0.0058 (8)−0.0110 (8)
C10.0400 (11)0.0524 (13)0.0408 (10)−0.0027 (9)0.0002 (8)−0.0027 (9)
C20.0457 (12)0.0547 (13)0.0518 (12)0.0047 (10)−0.0029 (9)−0.0057 (10)
O20.0619 (12)0.0616 (12)0.169 (2)0.0010 (9)0.0195 (12)−0.0312 (13)
O30.0628 (10)0.0734 (12)0.0696 (11)0.0181 (10)−0.0053 (9)0.0206 (9)
C30.0548 (13)0.0490 (13)0.0466 (12)0.0115 (10)−0.0001 (10)−0.0004 (10)
O40.0742 (12)0.0752 (12)0.0780 (12)0.0057 (10)0.0046 (9)0.0336 (10)
C40.0472 (12)0.0507 (13)0.0493 (12)0.0049 (10)0.0022 (9)0.0051 (10)
O50.0573 (10)0.0811 (13)0.0902 (13)−0.0100 (9)0.0009 (9)0.0335 (10)
C50.0411 (11)0.0482 (12)0.0438 (11)−0.0037 (9)−0.0013 (9)0.0040 (9)
N10.0397 (9)0.0502 (10)0.0399 (9)−0.0025 (8)−0.0006 (7)−0.0016 (8)
C60.0494 (12)0.0520 (13)0.0439 (11)−0.0026 (10)−0.0020 (9)−0.0026 (10)
C70.0557 (13)0.0551 (14)0.0420 (11)−0.0060 (11)0.0029 (9)−0.0028 (10)
C80.0549 (14)0.0582 (15)0.0883 (18)−0.0127 (12)0.0102 (13)−0.0190 (14)
C90.0709 (18)0.0493 (16)0.137 (3)−0.0089 (13)0.0176 (18)−0.0140 (17)
C100.0524 (15)0.0664 (18)0.125 (3)−0.0077 (13)0.0122 (15)−0.0193 (17)
C110.0523 (13)0.0639 (16)0.0748 (16)−0.0151 (12)0.0146 (12)−0.0146 (13)
C120.0364 (10)0.0493 (12)0.0505 (12)−0.0039 (9)0.0012 (9)0.0070 (10)
C130.0607 (14)0.0823 (18)0.0530 (13)0.0145 (13)−0.0005 (11)−0.0028 (13)
C140.0641 (16)0.093 (2)0.0767 (18)0.0074 (16)0.0106 (14)−0.0208 (16)
C150.0513 (15)0.0607 (17)0.117 (3)0.0051 (12)0.0178 (15)−0.0037 (17)
C160.0612 (16)0.078 (2)0.099 (2)0.0209 (14)0.0122 (15)0.0306 (17)
C170.0573 (14)0.0737 (17)0.0636 (15)0.0108 (13)0.0070 (11)0.0185 (13)
C180.0378 (11)0.0509 (13)0.0476 (12)−0.0014 (9)−0.0027 (9)−0.0040 (10)
C190.0879 (19)0.0577 (16)0.0577 (14)0.0038 (13)−0.0153 (13)−0.0019 (12)
C200.118 (3)0.0547 (17)0.093 (2)0.0152 (16)−0.0289 (19)−0.0008 (16)
C210.091 (2)0.0642 (19)0.095 (2)0.0138 (16)−0.0131 (17)−0.0268 (17)
C220.0827 (19)0.075 (2)0.0602 (15)0.0021 (15)0.0043 (13)−0.0204 (15)
C230.0636 (14)0.0596 (15)0.0502 (13)−0.0008 (12)0.0064 (11)−0.0055 (11)
C240.0797 (18)0.101 (2)0.0441 (13)−0.0055 (16)0.0046 (12)0.0004 (14)
C250.0559 (14)0.0597 (15)0.0625 (14)0.0066 (12)0.0047 (11)0.0135 (12)
C260.0666 (18)0.096 (3)0.119 (3)−0.0084 (17)0.0110 (17)0.041 (2)
C270.161 (4)0.083 (3)0.206 (5)−0.035 (3)0.016 (4)0.014 (3)
O1—C61.219 (2)C10—H10B0.9700
N2—C111.453 (3)C11—H11A0.9700
N2—C81.457 (3)C11—H11B0.9700
N2—C71.464 (3)C12—C131.373 (3)
C1—N11.475 (2)C12—C171.377 (3)
C1—C21.513 (3)C13—C141.384 (4)
C1—C181.518 (3)C13—H13A0.9300
C1—H1A0.9800C14—C151.356 (4)
C2—C31.474 (3)C14—H14A0.9300
C2—H2A0.9700C15—C161.364 (4)
C2—H2B0.9700C15—H15A0.9300
O2—C101.414 (3)C16—C171.376 (4)
O2—C91.423 (3)C16—H16A0.9300
O3—C31.342 (3)C17—H17A0.9300
O3—H3A0.8200C18—C191.375 (3)
C3—C41.345 (3)C18—C231.376 (3)
O4—C251.229 (3)C19—C201.378 (4)
C4—C251.445 (3)C19—H19A0.9300
C4—C51.513 (3)C20—C211.366 (4)
O5—C251.328 (3)C20—H20A0.9300
O5—C261.463 (3)C21—C221.349 (4)
C5—N11.471 (2)C21—H21A0.9300
C5—C121.524 (3)C22—C231.380 (3)
C5—H5A0.9800C22—H22A0.9300
N1—C61.363 (3)C23—H23A0.9300
C6—C71.533 (3)C24—H24A0.9600
C7—C241.522 (3)C24—H24B0.9600
C7—H7A0.9800C24—H24C0.9600
C8—C91.486 (4)C26—C271.430 (5)
C8—H8A0.9700C26—H26A0.9700
C8—H8B0.9700C26—H26B0.9700
C9—H9A0.9700C27—H27A0.9600
C9—H9B0.9700C27—H27B0.9600
C10—C111.491 (4)C27—H27C0.9600
C10—H10A0.9700
C11—N2—C8109.46 (18)C10—C11—H11A109.8
C11—N2—C7114.22 (18)N2—C11—H11B109.8
C8—N2—C7113.89 (18)C10—C11—H11B109.8
N1—C1—C2109.42 (17)H11A—C11—H11B108.3
N1—C1—C18111.54 (16)C13—C12—C17117.7 (2)
C2—C1—C18115.37 (17)C13—C12—C5123.4 (2)
N1—C1—H1A106.7C17—C12—C5118.8 (2)
C2—C1—H1A106.7C12—C13—C14120.9 (2)
C18—C1—H1A106.7C12—C13—H13A119.5
C3—C2—C1113.42 (17)C14—C13—H13A119.5
C3—C2—H2A108.9C15—C14—C13120.6 (3)
C1—C2—H2A108.9C15—C14—H14A119.7
C3—C2—H2B108.9C13—C14—H14A119.7
C1—C2—H2B108.9C14—C15—C16119.3 (3)
H2A—C2—H2B107.7C14—C15—H15A120.4
C10—O2—C9109.6 (2)C16—C15—H15A120.4
C3—O3—H3A109.5C15—C16—C17120.5 (3)
O3—C3—C4123.6 (2)C15—C16—H16A119.8
O3—C3—C2112.59 (19)C17—C16—H16A119.8
C4—C3—C2123.7 (2)C12—C17—C16121.1 (2)
C3—C4—C25118.4 (2)C12—C17—H17A119.5
C3—C4—C5122.17 (19)C16—C17—H17A119.5
C25—C4—C5119.27 (19)C19—C18—C23117.8 (2)
C25—O5—C26117.9 (2)C19—C18—C1118.91 (19)
N1—C5—C4109.94 (16)C23—C18—C1123.2 (2)
N1—C5—C12113.43 (17)C18—C19—C20121.0 (2)
C4—C5—C12114.99 (17)C18—C19—H19A119.5
N1—C5—H5A105.9C20—C19—H19A119.5
C4—C5—H5A105.9C21—C20—C19119.8 (3)
C12—C5—H5A105.9C21—C20—H20A120.1
C6—N1—C5118.14 (16)C19—C20—H20A120.1
C6—N1—C1124.31 (17)C22—C21—C20120.2 (3)
C5—N1—C1117.05 (15)C22—C21—H21A119.9
O1—C6—N1121.15 (19)C20—C21—H21A119.9
O1—C6—C7120.23 (19)C21—C22—C23120.0 (3)
N1—C6—C7118.41 (18)C21—C22—H22A120.0
N2—C7—C24116.4 (2)C23—C22—H22A120.0
N2—C7—C6106.06 (17)C18—C23—C22121.1 (2)
C24—C7—C6110.97 (18)C18—C23—H23A119.5
N2—C7—H7A107.7C22—C23—H23A119.5
C24—C7—H7A107.7C7—C24—H24A109.5
C6—C7—H7A107.7C7—C24—H24B109.5
N2—C8—C9109.7 (2)H24A—C24—H24B109.5
N2—C8—H8A109.7C7—C24—H24C109.5
C9—C8—H8A109.7H24A—C24—H24C109.5
N2—C8—H8B109.7H24B—C24—H24C109.5
C9—C8—H8B109.7O4—C25—O5122.0 (2)
H8A—C8—H8B108.2O4—C25—C4124.3 (2)
O2—C9—C8111.6 (2)O5—C25—C4113.7 (2)
O2—C9—H9A109.3C27—C26—O5110.2 (3)
C8—C9—H9A109.3C27—C26—H26A109.6
O2—C9—H9B109.3O5—C26—H26A109.6
C8—C9—H9B109.3C27—C26—H26B109.6
H9A—C9—H9B108.0O5—C26—H26B109.6
O2—C10—C11111.7 (2)H26A—C26—H26B108.1
O2—C10—H10A109.3C26—C27—H27A109.5
C11—C10—H10A109.3C26—C27—H27B109.5
O2—C10—H10B109.3H27A—C27—H27B109.5
C11—C10—H10B109.3C26—C27—H27C109.5
H10A—C10—H10B107.9H27A—C27—H27C109.5
N2—C11—C10109.3 (2)H27B—C27—H27C109.5
N2—C11—H11A109.8
N1—C1—C2—C3−40.7 (2)C9—O2—C10—C11−58.4 (3)
C18—C1—C2—C386.0 (2)C8—N2—C11—C10−57.6 (3)
C1—C2—C3—O3−167.93 (18)C7—N2—C11—C10173.3 (2)
C1—C2—C3—C415.2 (3)O2—C10—C11—N258.9 (3)
O3—C3—C4—C25−2.2 (3)N1—C5—C12—C13−120.7 (2)
C2—C3—C4—C25174.4 (2)C4—C5—C12—C137.0 (3)
O3—C3—C4—C5−178.2 (2)N1—C5—C12—C1762.6 (3)
C2—C3—C4—C5−1.6 (3)C4—C5—C12—C17−169.6 (2)
C3—C4—C5—N114.9 (3)C17—C12—C13—C140.0 (4)
C25—C4—C5—N1−161.11 (19)C5—C12—C13—C14−176.7 (2)
C3—C4—C5—C12−114.6 (2)C12—C13—C14—C15−0.5 (4)
C25—C4—C5—C1269.4 (3)C13—C14—C15—C160.2 (4)
C4—C5—N1—C6127.7 (2)C14—C15—C16—C170.6 (4)
C12—C5—N1—C6−102.0 (2)C13—C12—C17—C160.9 (4)
C4—C5—N1—C1−44.5 (2)C5—C12—C17—C16177.7 (2)
C12—C5—N1—C185.8 (2)C15—C16—C17—C12−1.2 (4)
C2—C1—N1—C6−113.0 (2)N1—C1—C18—C19−71.5 (2)
C18—C1—N1—C6118.1 (2)C2—C1—C18—C19162.9 (2)
C2—C1—N1—C558.7 (2)N1—C1—C18—C23111.8 (2)
C18—C1—N1—C5−70.1 (2)C2—C1—C18—C23−13.8 (3)
C5—N1—C6—O114.1 (3)C23—C18—C19—C20−0.1 (4)
C1—N1—C6—O1−174.3 (2)C1—C18—C19—C20−177.0 (3)
C5—N1—C6—C7−160.63 (18)C18—C19—C20—C210.2 (5)
C1—N1—C6—C711.0 (3)C19—C20—C21—C220.1 (5)
C11—N2—C7—C2467.5 (3)C20—C21—C22—C23−0.4 (5)
C8—N2—C7—C24−59.3 (3)C19—C18—C23—C22−0.1 (3)
C11—N2—C7—C6−168.57 (18)C1—C18—C23—C22176.6 (2)
C8—N2—C7—C664.6 (2)C21—C22—C23—C180.4 (4)
O1—C6—C7—N2−110.6 (2)C26—O5—C25—O42.3 (4)
N1—C6—C7—N264.2 (2)C26—O5—C25—C4−178.2 (2)
O1—C6—C7—C2416.7 (3)C3—C4—C25—O44.8 (4)
N1—C6—C7—C24−168.6 (2)C5—C4—C25—O4−179.1 (2)
C11—N2—C8—C957.5 (3)C3—C4—C25—O5−174.8 (2)
C7—N2—C8—C9−173.2 (2)C5—C4—C25—O51.4 (3)
C10—O2—C9—C858.0 (3)C25—O5—C26—C27−91.5 (4)
N2—C8—C9—O2−58.1 (3)
D—H···AD—HH···AD···AD—H···A
O3—H3A···O40.821.832.542 (2)145
C10—H10A···O1i0.972.513.311 (3)140
C11—H11A···O2ii0.972.543.222 (3)127
C26—H26B···O3iii0.972.533.470 (4)163
Table 1

Hydrogen-bond geometry (Å, °)

D—H⋯A D—HH⋯A DA D—H⋯A
O3—H3A⋯O40.821.832.542 (2)145
C10—H10A⋯O1i 0.972.513.311 (3)140
C11—H11A⋯O2ii 0.972.543.222 (3)127
C26—H26B⋯O3iii 0.972.533.470 (4)163

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

  6 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.  1-Bromo-acetyl-2,6-bis-(4-methoxy-phen-yl)-3,5-dimethyl-piperidin-4-one.

Authors:  R Ramachandran; G Aridoss; D Velmurugan; S Kabilan; Y T Jeong
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2008-09-27

3.  r-2,c-6-Bis(4-fluoro-phen-yl)-t-3,t-5-dimethyl-piperidin-4-one.

Authors:  D Gayathri; D Velmurugan; G Aridoss; S Kabilan; K Ravikumar
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2008-01-11

4.  Ethyl 1-(2-bromo-propano-yl)-4-hydr-oxy-2,6-diphenyl-1,2,5,6-tetra-hydro-pyridine-3-carboxylate.

Authors:  G Aridoss; D Gayathri; D Velmurugan; M S Kim; Yeon Tae Jeong
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2009-06-27

5.  1-Chloro-acetyl-2,6-bis-(3-fluoro-phen-yl)piperidin-4-one.

Authors:  G Aridoss; D Gayathri; D Velmurugan; M S Kim; Yeon Tae Jeong
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2009-07-25

6.  Structure validation in chemical crystallography.

Authors:  Anthony L Spek
Journal:  Acta Crystallogr D Biol Crystallogr       Date:  2009-01-20
  6 in total
  1 in total

1.  Ethyl 4-hy-droxy-2,6-diphenyl-1-[2-(piperidin-1-yl)acet-yl]-1,2,5,6-tetra-hydro-pyridine-3-carboxyl-ate.

Authors:  G Aridoss; S Sundaramoorthy; D Velmurugan; K S Park; Y T Jeong
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2010-07-14
  1 in total

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