Literature DB >> 21754458

5-tert-Butyl 1-ethyl 3-amino-1,4,5,6-tetra-hydro-pyrrolo-[3,4-c]pyrazole-1,5-dicarboxyl-ate.

Wen-Bin Xia, Xiao-Guang Bai, Hong-Tao Liu, Ju-Xian Wang.   

Abstract

The asymmetric unit of the title compound, C(13)H(20)N(4)O(4), contains two crystallographically independent mol-ecules in which the dihedral angles between the fused pyrrole and pyrazole rings are 5.06 (8) and 1.12 (8)°. In the crystal, mol-ecules are linked by inter-molecular N-H⋯O and N-H⋯N hydrogen bonds into chains parallel to the b axis.

Entities:  

Year:  2011        PMID: 21754458      PMCID: PMC3089316          DOI: 10.1107/S1600536811013444

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


Related literature

For general background to potential anti­cancer kinase inhibitors, see: Fancelli et al. (2005 ▶); Gadekar et al. (1968 ▶). For the structure of a related compound synthesized by our group, see: Guo et al. (2010 ▶).

Experimental

Crystal data

C13H20N4O4 M = 296.33 Triclinic, a = 10.772 (3) Å b = 12.180 (4) Å c = 12.986 (4) Å α = 70.845 (5)° β = 65.875 (4)° γ = 85.821 (5)° V = 1465.2 (7) Å3 Z = 4 Mo Kα radiation μ = 0.10 mm−1 T = 296 K 0.06 × 0.05 × 0.04 mm

Data collection

Bruker APEXII CCD diffractometer Absorption correction: multi-scan (SADABS; Bruker, 2008 ▶) T min = 0.994, T max = 0.996 7444 measured reflections 5102 independent reflections 3915 reflections with I > 2σ(I) R int = 0.026

Refinement

R[F 2 > 2σ(F 2)] = 0.047 wR(F 2) = 0.128 S = 1.03 5102 reflections 387 parameters H-atom parameters constrained Δρmax = 0.26 e Å−3 Δρmin = −0.32 e Å−3 Data collection: APEX2 (Bruker, 2008 ▶); cell refinement: SAINT (Bruker, 2008 ▶); 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 I, global. DOI: 10.1107/S1600536811013444/rz2580sup1.cif Structure factors: contains datablocks I. DOI: 10.1107/S1600536811013444/rz2580Isup2.hkl Additional supplementary materials: crystallographic information; 3D view; checkCIF report
C13H20N4O4Z = 4
Mr = 296.33F(000) = 632
Triclinic, P1Dx = 1.343 Mg m3
Hall symbol: -P 1Mo Kα radiation, λ = 0.71073 Å
a = 10.772 (3) ÅCell parameters from 2737 reflections
b = 12.180 (4) Åθ = 2.6–28.0°
c = 12.986 (4) ŵ = 0.10 mm1
α = 70.845 (5)°T = 296 K
β = 65.875 (4)°Block, colourless
γ = 85.821 (5)°0.06 × 0.05 × 0.04 mm
V = 1465.2 (7) Å3
Bruker APEXII CCD diffractometer5102 independent reflections
Radiation source: fine-focus sealed tube3915 reflections with I > 2σ(I)
graphiteRint = 0.026
φ and ω scansθmax = 25.0°, θmin = 1.8°
Absorption correction: multi-scan (SADABS; Bruker, 2008)h = −12→10
Tmin = 0.994, Tmax = 0.996k = −12→14
7444 measured reflectionsl = −15→10
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.047Hydrogen site location: inferred from neighbouring sites
wR(F2) = 0.128H-atom parameters constrained
S = 1.03w = 1/[σ2(Fo2) + (0.0632P)2 + 0.4323P] where P = (Fo2 + 2Fc2)/3
5102 reflections(Δ/σ)max < 0.001
387 parametersΔρmax = 0.26 e Å3
0 restraintsΔρmin = −0.32 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
O10.26829 (15)0.40073 (13)0.06447 (14)0.0348 (4)
O20.15420 (17)0.22918 (13)0.11483 (14)0.0383 (4)
O30.18836 (13)0.80172 (12)0.11637 (12)0.0248 (3)
O4−0.02679 (14)0.86224 (13)0.15737 (14)0.0303 (4)
O50.28280 (14)1.06702 (13)0.45631 (14)0.0333 (4)
O60.39625 (15)1.23659 (13)0.41233 (14)0.0348 (4)
O70.33735 (13)0.66947 (12)0.40945 (12)0.0263 (3)
O80.54850 (14)0.63169 (12)0.29063 (12)0.0264 (3)
N10.04383 (17)0.39313 (15)0.13325 (15)0.0266 (4)
N2−0.08554 (17)0.34058 (15)0.17464 (16)0.0278 (4)
N30.03062 (16)0.69338 (14)0.12056 (15)0.0252 (4)
N4−0.30512 (18)0.40713 (16)0.22648 (17)0.0334 (5)
H4"−0.36270.46070.24820.050*
H4'−0.34380.33390.26410.050*
N50.50579 (16)1.08232 (14)0.36264 (15)0.0240 (4)
N60.63493 (17)1.14050 (15)0.30111 (15)0.0259 (4)
N70.51226 (16)0.79033 (14)0.34994 (15)0.0238 (4)
N80.85181 (18)1.08823 (16)0.19749 (17)0.0363 (5)
H8'0.88731.15590.18180.044*
H8"0.90261.03660.17260.044*
C10.0358 (2)0.50843 (17)0.12258 (17)0.0240 (5)
C2−0.1695 (2)0.42522 (18)0.18909 (18)0.0265 (5)
C3−0.0945 (2)0.53222 (18)0.15632 (18)0.0239 (5)
C4−0.1110 (2)0.65547 (17)0.15288 (19)0.0252 (5)
H4D−0.14350.69980.09290.030*
H4E−0.17210.66110.23000.030*
C50.1312 (2)0.60819 (17)0.08967 (18)0.0247 (5)
H5A0.18480.59070.13690.030*
H5B0.19140.63370.00540.030*
C60.1580 (2)0.33069 (19)0.10486 (18)0.0289 (5)
C70.3986 (2)0.3522 (2)0.0194 (2)0.0403 (6)
H7A0.46670.4144−0.03990.048*
H7B0.39170.2983−0.01910.048*
C80.4422 (3)0.2901 (3)0.1178 (2)0.0500 (7)
H8D0.43880.34080.16190.075*
H8E0.53370.26790.08450.075*
H8F0.38220.22180.17030.075*
C90.0578 (2)0.79265 (17)0.13261 (18)0.0233 (5)
C100.24457 (19)0.90541 (17)0.12164 (18)0.0230 (5)
C110.3866 (2)0.87316 (18)0.10925 (19)0.0286 (5)
H11A0.38150.80110.17070.043*
H11B0.43150.93350.11680.043*
H11C0.43710.86430.03240.043*
C120.1652 (2)0.9233 (2)0.24050 (18)0.0303 (5)
H12A0.07560.94550.24680.046*
H12B0.21160.98370.24660.046*
H12C0.15770.85220.30380.046*
C130.2481 (2)1.00881 (18)0.01703 (18)0.0279 (5)
H13A0.29990.9927−0.05590.042*
H13B0.28991.07600.01660.042*
H13C0.15671.02350.02390.042*
C140.7175 (2)1.06333 (17)0.26074 (18)0.0242 (5)
C150.6416 (2)0.95619 (17)0.29503 (17)0.0223 (4)
C160.5126 (2)0.97181 (17)0.35743 (17)0.0226 (4)
C170.3930 (2)1.13870 (19)0.41168 (18)0.0272 (5)
C180.1527 (2)1.1110 (2)0.5106 (2)0.0393 (6)
H18A0.16241.16300.55000.047*
H18B0.08801.04670.57040.047*
C190.0999 (3)1.1747 (3)0.4194 (2)0.0500 (7)
H19A0.15631.24520.36750.075*
H19B0.00801.19350.45850.075*
H19C0.10141.12660.37340.075*
C200.4166 (2)0.86791 (17)0.40609 (18)0.0245 (5)
H20A0.37990.83690.49260.029*
H20B0.34260.88390.38020.029*
C210.65594 (19)0.83642 (17)0.28762 (18)0.0227 (4)
H21A0.69510.83740.20550.027*
H21B0.71080.79220.32830.027*
C220.4724 (2)0.69102 (17)0.34557 (17)0.0223 (4)
C230.2682 (2)0.55632 (18)0.43977 (19)0.0269 (5)
C240.3325 (2)0.45964 (18)0.5035 (2)0.0318 (5)
H24A0.42430.45470.44990.048*
H24B0.28090.38720.53030.048*
H24C0.33350.47530.57100.048*
C250.2688 (2)0.5414 (2)0.3285 (2)0.0366 (6)
H25A0.23130.60730.28910.055*
H25B0.21480.47170.35000.055*
H25C0.36070.53580.27560.055*
C260.1261 (2)0.5688 (2)0.5249 (2)0.0355 (6)
H26A0.13100.59110.58760.053*
H26B0.07320.49580.55880.053*
H26C0.08370.62740.48250.053*
U11U22U33U12U13U23
O10.0307 (8)0.0283 (9)0.0448 (9)0.0079 (7)−0.0123 (7)−0.0166 (7)
O20.0497 (10)0.0235 (9)0.0474 (10)0.0099 (7)−0.0223 (8)−0.0171 (7)
O30.0228 (7)0.0174 (7)0.0364 (8)0.0017 (6)−0.0129 (6)−0.0105 (6)
O40.0246 (8)0.0212 (8)0.0471 (9)0.0035 (6)−0.0139 (7)−0.0151 (7)
O50.0252 (8)0.0301 (9)0.0415 (9)0.0043 (7)−0.0074 (7)−0.0165 (7)
O60.0394 (9)0.0243 (9)0.0429 (9)0.0074 (7)−0.0140 (7)−0.0184 (7)
O70.0257 (8)0.0195 (8)0.0348 (8)−0.0016 (6)−0.0130 (6)−0.0089 (6)
O80.0308 (8)0.0185 (8)0.0308 (8)0.0028 (6)−0.0126 (6)−0.0094 (6)
N10.0303 (9)0.0179 (9)0.0328 (10)0.0031 (7)−0.0125 (8)−0.0106 (8)
N20.0319 (10)0.0197 (9)0.0331 (10)0.0011 (8)−0.0137 (8)−0.0096 (8)
N30.0234 (9)0.0187 (9)0.0354 (10)0.0032 (7)−0.0120 (8)−0.0115 (8)
N40.0298 (10)0.0221 (10)0.0455 (11)−0.0031 (8)−0.0124 (9)−0.0103 (9)
N50.0252 (9)0.0170 (9)0.0291 (9)0.0010 (7)−0.0101 (7)−0.0081 (7)
N60.0258 (9)0.0191 (9)0.0313 (10)0.0001 (7)−0.0100 (8)−0.0083 (8)
N70.0241 (9)0.0186 (9)0.0309 (9)0.0018 (7)−0.0117 (7)−0.0103 (7)
N80.0266 (10)0.0200 (10)0.0557 (13)−0.0013 (8)−0.0077 (9)−0.0156 (9)
C10.0319 (11)0.0191 (11)0.0244 (10)0.0021 (9)−0.0134 (9)−0.0088 (9)
C20.0340 (12)0.0213 (11)0.0256 (11)−0.0009 (9)−0.0134 (9)−0.0070 (9)
C30.0274 (11)0.0205 (11)0.0269 (11)0.0030 (9)−0.0128 (9)−0.0096 (9)
C40.0264 (11)0.0188 (11)0.0325 (11)0.0003 (8)−0.0133 (9)−0.0090 (9)
C50.0267 (11)0.0209 (11)0.0290 (11)0.0040 (9)−0.0116 (9)−0.0113 (9)
C60.0391 (13)0.0229 (12)0.0278 (11)0.0068 (10)−0.0148 (10)−0.0116 (9)
C70.0344 (13)0.0409 (15)0.0446 (14)0.0137 (11)−0.0116 (11)−0.0210 (12)
C80.0479 (15)0.0555 (18)0.0545 (17)0.0147 (13)−0.0253 (13)−0.0244 (14)
C90.0248 (10)0.0175 (10)0.0254 (10)−0.0007 (9)−0.0097 (9)−0.0047 (8)
C100.0221 (10)0.0180 (10)0.0280 (11)−0.0034 (8)−0.0092 (8)−0.0068 (8)
C110.0268 (11)0.0234 (11)0.0346 (12)0.0006 (9)−0.0130 (9)−0.0077 (9)
C120.0285 (11)0.0338 (13)0.0294 (11)−0.0005 (9)−0.0108 (9)−0.0118 (10)
C130.0295 (11)0.0211 (11)0.0305 (11)0.0025 (9)−0.0107 (9)−0.0074 (9)
C140.0284 (11)0.0176 (11)0.0270 (11)0.0006 (9)−0.0122 (9)−0.0064 (9)
C150.0257 (11)0.0175 (10)0.0236 (10)0.0007 (8)−0.0108 (9)−0.0055 (8)
C160.0284 (11)0.0180 (10)0.0237 (10)0.0017 (8)−0.0131 (9)−0.0064 (8)
C170.0314 (12)0.0255 (12)0.0273 (11)0.0054 (9)−0.0125 (9)−0.0119 (9)
C180.0292 (12)0.0452 (15)0.0402 (13)0.0077 (11)−0.0044 (10)−0.0234 (12)
C190.0383 (14)0.0593 (18)0.0593 (17)0.0192 (13)−0.0192 (13)−0.0320 (15)
C200.0247 (10)0.0210 (11)0.0285 (11)0.0015 (8)−0.0103 (9)−0.0096 (9)
C210.0246 (10)0.0169 (10)0.0267 (11)0.0009 (8)−0.0110 (9)−0.0065 (8)
C220.0276 (11)0.0186 (10)0.0225 (10)−0.0001 (9)−0.0148 (9)−0.0027 (8)
C230.0323 (11)0.0185 (11)0.0330 (11)−0.0043 (9)−0.0175 (10)−0.0054 (9)
C240.0380 (12)0.0220 (12)0.0354 (12)−0.0013 (10)−0.0192 (10)−0.0033 (10)
C250.0477 (14)0.0295 (13)0.0372 (13)−0.0068 (11)−0.0231 (11)−0.0075 (10)
C260.0305 (12)0.0313 (13)0.0441 (13)−0.0056 (10)−0.0174 (10)−0.0073 (11)
O1—C61.327 (3)C7—H7B0.9700
O1—C71.447 (3)C8—H8D0.9600
O2—C61.202 (3)C8—H8E0.9600
O3—C91.341 (2)C8—H8F0.9600
O3—C101.473 (2)C10—C111.507 (3)
O4—C91.216 (2)C10—C131.508 (3)
O5—C171.328 (2)C10—C121.509 (3)
O5—C181.442 (3)C11—H11A0.9600
O6—C171.198 (3)C11—H11B0.9600
O7—C221.341 (2)C11—H11C0.9600
O7—C231.471 (2)C12—H12A0.9600
O8—C221.216 (2)C12—H12B0.9600
N1—C11.365 (3)C12—H12C0.9600
N1—C61.379 (3)C13—H13A0.9600
N1—N21.390 (2)C13—H13B0.9600
N2—C21.330 (3)C13—H13C0.9600
N3—C91.336 (3)C14—C151.430 (3)
N3—C51.471 (3)C15—C161.329 (3)
N3—C41.472 (2)C15—C211.486 (3)
N4—C21.347 (3)C16—C201.484 (3)
N4—H4"0.8999C18—C191.486 (4)
N4—H4'0.8999C18—H18A0.9700
N5—C161.365 (3)C18—H18B0.9700
N5—C171.373 (3)C19—H19A0.9600
N5—N61.393 (2)C19—H19B0.9600
N6—C141.330 (3)C19—H19C0.9600
N7—C221.339 (3)C20—H20A0.9700
N7—C211.473 (2)C20—H20B0.9700
N7—C201.477 (3)C21—H21A0.9700
N8—C141.338 (3)C21—H21B0.9700
N8—H8'0.8600C23—C241.504 (3)
N8—H8"0.8600C23—C261.511 (3)
C1—C31.329 (3)C23—C251.512 (3)
C1—C51.482 (3)C24—H24A0.9600
C2—C31.429 (3)C24—H24B0.9600
C3—C41.487 (3)C24—H24C0.9600
C4—H4D0.9700C25—H25A0.9600
C4—H4E0.9700C25—H25B0.9600
C5—H5A0.9700C25—H25C0.9600
C5—H5B0.9700C26—H26A0.9600
C7—C81.494 (4)C26—H26B0.9600
C7—H7A0.9700C26—H26C0.9600
C6—O1—C7116.59 (18)C10—C12—H12A109.5
C9—O3—C10120.85 (15)C10—C12—H12B109.5
C17—O5—C18117.13 (18)H12A—C12—H12B109.5
C22—O7—C23121.69 (16)C10—C12—H12C109.5
C1—N1—C6128.99 (18)H12A—C12—H12C109.5
C1—N1—N2110.17 (16)H12B—C12—H12C109.5
C6—N1—N2120.78 (17)C10—C13—H13A109.5
C2—N2—N1104.91 (16)C10—C13—H13B109.5
C9—N3—C5124.64 (17)H13A—C13—H13B109.5
C9—N3—C4120.16 (17)C10—C13—H13C109.5
C5—N3—C4114.81 (15)H13A—C13—H13C109.5
C2—N4—H4"121.4H13B—C13—H13C109.5
C2—N4—H4'119.3N6—C14—N8122.08 (18)
H4"—N4—H4'112.9N6—C14—C15110.37 (17)
C16—N5—C17128.92 (17)N8—C14—C15127.55 (19)
C16—N5—N6110.18 (16)C16—C15—C14106.07 (18)
C17—N5—N6120.77 (16)C16—C15—C21111.02 (17)
C14—N6—N5104.90 (16)C14—C15—C21142.89 (19)
C22—N7—C21121.67 (17)C15—C16—N5108.47 (17)
C22—N7—C20123.51 (16)C15—C16—C20114.67 (18)
C21—N7—C20114.55 (15)N5—C16—C20136.80 (18)
C14—N8—H8'120.0O6—C17—O5126.8 (2)
C14—N8—H8"120.0O6—C17—N5124.59 (19)
H8'—N8—H8"120.0O5—C17—N5108.57 (17)
C3—C1—N1108.48 (18)O5—C18—C19110.85 (19)
C3—C1—C5114.49 (19)O5—C18—H18A109.5
N1—C1—C5136.95 (19)C19—C18—H18A109.5
N2—C2—N4121.98 (19)O5—C18—H18B109.5
N2—C2—C3110.42 (18)C19—C18—H18B109.5
N4—C2—C3127.6 (2)H18A—C18—H18B108.1
C1—C3—C2106.00 (19)C18—C19—H19A109.5
C1—C3—C4111.15 (17)C18—C19—H19B109.5
C2—C3—C4142.74 (19)H19A—C19—H19B109.5
N3—C4—C3100.28 (16)C18—C19—H19C109.5
N3—C4—H4D111.7H19A—C19—H19C109.5
C3—C4—H4D111.7H19B—C19—H19C109.5
N3—C4—H4E111.7N7—C20—C1698.60 (15)
C3—C4—H4E111.7N7—C20—H20A112.0
H4D—C4—H4E109.5C16—C20—H20A112.0
N3—C5—C198.69 (16)N7—C20—H20B112.0
N3—C5—H5A112.0C16—C20—H20B112.0
C1—C5—H5A112.0H20A—C20—H20B109.7
N3—C5—H5B112.0N7—C21—C15100.59 (16)
C1—C5—H5B112.0N7—C21—H21A111.7
H5A—C5—H5B109.7C15—C21—H21A111.7
O2—C6—O1127.0 (2)N7—C21—H21B111.7
O2—C6—N1123.8 (2)C15—C21—H21B111.7
O1—C6—N1109.18 (18)H21A—C21—H21B109.4
O1—C7—C8111.1 (2)O8—C22—N7124.23 (18)
O1—C7—H7A109.4O8—C22—O7126.38 (18)
C8—C7—H7A109.4N7—C22—O7109.38 (18)
O1—C7—H7B109.4O7—C23—C24110.13 (16)
C8—C7—H7B109.4O7—C23—C26101.64 (17)
H7A—C7—H7B108.0C24—C23—C26109.97 (18)
C7—C8—H8D109.5O7—C23—C25109.88 (16)
C7—C8—H8E109.5C24—C23—C25112.93 (19)
H8D—C8—H8E109.5C26—C23—C25111.72 (18)
C7—C8—H8F109.5C23—C24—H24A109.5
H8D—C8—H8F109.5C23—C24—H24B109.5
H8E—C8—H8F109.5H24A—C24—H24B109.5
O4—C9—N3123.50 (18)C23—C24—H24C109.5
O4—C9—O3126.06 (18)H24A—C24—H24C109.5
N3—C9—O3110.43 (18)H24B—C24—H24C109.5
O3—C10—C11102.22 (16)C23—C25—H25A109.5
O3—C10—C13108.64 (16)C23—C25—H25B109.5
C11—C10—C13111.19 (16)H25A—C25—H25B109.5
O3—C10—C12111.02 (15)C23—C25—H25C109.5
C11—C10—C12110.14 (18)H25A—C25—H25C109.5
C13—C10—C12113.09 (18)H25B—C25—H25C109.5
C10—C11—H11A109.5C23—C26—H26A109.5
C10—C11—H11B109.5C23—C26—H26B109.5
H11A—C11—H11B109.5H26A—C26—H26B109.5
C10—C11—H11C109.5C23—C26—H26C109.5
H11A—C11—H11C109.5H26A—C26—H26C109.5
H11B—C11—H11C109.5H26B—C26—H26C109.5
C1—N1—N2—C2−0.5 (2)C9—O3—C10—C13−67.0 (2)
C6—N1—N2—C2−178.02 (18)C9—O3—C10—C1258.0 (2)
C16—N5—N6—C14−0.5 (2)N5—N6—C14—N8−179.34 (19)
C17—N5—N6—C14−176.67 (18)N5—N6—C14—C150.6 (2)
C6—N1—C1—C3177.6 (2)N6—C14—C15—C16−0.5 (2)
N2—N1—C1—C30.4 (2)N8—C14—C15—C16179.4 (2)
C6—N1—C1—C5−5.9 (4)N6—C14—C15—C21−179.0 (3)
N2—N1—C1—C5176.8 (2)N8—C14—C15—C210.9 (4)
N1—N2—C2—N4178.65 (18)C14—C15—C16—N50.2 (2)
N1—N2—C2—C30.4 (2)C21—C15—C16—N5179.20 (16)
N1—C1—C3—C2−0.1 (2)C14—C15—C16—C20−177.62 (17)
C5—C1—C3—C2−177.45 (17)C21—C15—C16—C201.4 (3)
N1—C1—C3—C4177.00 (17)C17—N5—C16—C15175.96 (19)
C5—C1—C3—C4−0.4 (3)N6—N5—C16—C150.2 (2)
N2—C2—C3—C1−0.2 (2)C17—N5—C16—C20−7.0 (4)
N4—C2—C3—C1−178.3 (2)N6—N5—C16—C20177.3 (2)
N2—C2—C3—C4−175.7 (3)C18—O5—C17—O60.6 (3)
N4—C2—C3—C46.1 (4)C18—O5—C17—N5−179.03 (17)
C9—N3—C4—C3−165.54 (18)C16—N5—C17—O6−180.0 (2)
C5—N3—C4—C37.5 (2)N6—N5—C17—O6−4.6 (3)
C1—C3—C4—N3−4.2 (2)C16—N5—C17—O5−0.4 (3)
C2—C3—C4—N3171.2 (3)N6—N5—C17—O5175.03 (16)
C9—N3—C5—C1165.14 (19)C17—O5—C18—C1986.1 (3)
C4—N3—C5—C1−7.6 (2)C22—N7—C20—C16−166.46 (18)
C3—C1—C5—N34.7 (2)C21—N7—C20—C167.7 (2)
N1—C1—C5—N3−171.7 (2)C15—C16—C20—N7−5.4 (2)
C7—O1—C6—O24.9 (3)N5—C16—C20—N7177.7 (2)
C7—O1—C6—N1−174.19 (18)C22—N7—C21—C15167.14 (18)
C1—N1—C6—O2−178.0 (2)C20—N7—C21—C15−7.1 (2)
N2—N1—C6—O2−0.9 (3)C16—C15—C21—N73.3 (2)
C1—N1—C6—O11.1 (3)C14—C15—C21—N7−178.2 (3)
N2—N1—C6—O1178.17 (16)C21—N7—C22—O8−0.6 (3)
C6—O1—C7—C8−86.4 (2)C20—N7—C22—O8173.13 (19)
C5—N3—C9—O4179.44 (19)C21—N7—C22—O7−179.94 (16)
C4—N3—C9—O4−8.2 (3)C20—N7—C22—O7−6.2 (3)
C5—N3—C9—O3−2.0 (3)C23—O7—C22—O812.3 (3)
C4—N3—C9—O3170.39 (16)C23—O7—C22—N7−168.41 (16)
C10—O3—C9—O4−3.2 (3)C22—O7—C23—C2455.5 (2)
C10—O3—C9—N3178.21 (16)C22—O7—C23—C26172.01 (17)
C9—O3—C10—C11175.42 (17)C22—O7—C23—C25−69.6 (2)
D—H···AD—HH···AD···AD—H···A
N8—H8"···O4i0.862.253.069 (3)160
N8—H8'···N2ii0.862.263.087 (3)163
N4—H4'···N6iii0.902.253.104 (3)157
N4—H4"···O8iv0.902.363.233 (3)163
Table 1

Hydrogen-bond geometry (Å, °)

D—H⋯AD—HH⋯ADAD—H⋯A
N8—H8"⋯O4i0.862.253.069 (3)160
N8—H8′⋯N2ii0.862.263.087 (3)163
N4—H4′⋯N6iii0.902.253.104 (3)157
N4—H4"⋯O8iv0.902.363.233 (3)163

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

  4 in total

1.  Potent and selective Aurora inhibitors identified by the expansion of a novel scaffold for protein kinase inhibition.

Authors:  Daniele Fancelli; Daniela Berta; Simona Bindi; Alexander Cameron; Paolo Cappella; Patrizia Carpinelli; Cornel Catana; Barbara Forte; Patrizia Giordano; Maria Laura Giorgini; Sergio Mantegani; Aurelio Marsiglio; Maurizio Meroni; Juergen Moll; Valeria Pittalà; Fulvia Roletto; Dino Severino; Chiara Soncini; Paola Storici; Roberto Tonani; Mario Varasi; Anna Vulpetti; Paola Vianello
Journal:  J Med Chem       Date:  2005-04-21       Impact factor: 7.446

2.  A short history of SHELX.

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

3.  Dihydropyrrolo[3,4-c]pyrazoles.

Authors:  S M Gadekar; B D Johnson; E Cohen
Journal:  J Med Chem       Date:  1968-05       Impact factor: 7.446

4.  tert-Butyl 3-amino-2-methyl-6,7-dihydro-2H-pyrazolo[4,3-c]pyridine-5(4H)-carboxyl-ate.

Authors:  Xin Guo; Xiao Guang Bai; Yi Liang Li; Yu Cheng Wang
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2010-04-17
  4 in total
  2 in total

1.  (E)-3,3'-(Diazene-1,2-di-yl)bis-(1-methyl-1,4,5,6-tetra-hydro-pyrrolo-[3,4-c]pyrazol-5-ium) dinitrate dihydrate.

Authors:  Jin-Mei Chen; Hong Zhao
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2011-12-17

2.  N-(1-Acetyl-5-benzoyl-1,4,5,6-tetra-hydro-pyrrolo-[3,4-c]pyrazol-3-yl)benzamide.

Authors:  Xiao-Guang Bai; Ju-Xian Wang; Yu-Cheng Wang
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2012-05-12
  2 in total

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