Information card for entry 2011846

Structure parameters

• Common name: pteropodine
• Chemical name: (1'S,3R,4'aS,5'aS,10'aS)-1,2,5',5'a,7',8',10',10'a-octahydro-1'- methyl-2-oxo-spiro[3H-indole-3,6'(4'aH)-[1H]pyrano[3,4- f]indolizine]-4'-carboxylic acid methyl ester, chloroform solvate
• Formula: C22 H25 Cl3 N2 O4
• Calculated formula: C22 H25 Cl3 N2 O4
• Title of publication: Two stereoisomeric pentacyclic oxindole alkaloids from <i>Uncaria tomentosa</i>: uncarine C and uncarine E
• Authors of publication: Muhammad, Ilias; Khan, Ikhlas A.; Fischer, Nikolaus H.; Fronczek, Frank R.
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 2001
• Journal volume: 57
• Journal issue: 4
• Pages of publication: 480 - 482
• a: 9.319 ± 0.0005 Å
• b: 7.7083 ± 0.0007 Å
• c: 16.816 ± 0.0014 Å
• α: 90°
• β: 102.422 ± 0.004°
• γ: 90°
• Cell volume: 1179.68 ± 0.16 ų
• Cell temperature: 120 K
• Ambient diffraction temperature: 120 K
• Number of distinct elements: 5
• Space group number: 4
• Hermann-Mauguin space group symbol: P 1 21 1
• Hall space group symbol: P 2yb
• Residual factor for all reflections: 0.095
• Residual factor for significantly intense reflections: 0.059
• Weighted residual factors for all reflections included in the refinement: 0.16
• Goodness-of-fit parameter for all reflections included in the refinement: 0.98
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No