Information card for entry 7210085

Structure parameters

• Formula: C31 H38 N10 O6
• Calculated formula: C31 H38 N10 O6
• Title of publication: Polymorphism in metformin embonate salt ‒ recurrence of dimeric and tetrameric guanidinium‒carboxylate synthons
• Authors of publication: Nanubolu, Jagadeesh Babu; Sridhar, Balasubramanian; Ravikumar, Krishnan; Sawant, Kamlesh D.; Naik, Tushar A.; Patkar, Laxmikant N.; Cherukuvada, Suryanarayan; Sreedhar, Bojja
• Journal of publication: CrystEngComm
• Year of publication: 2013
• Journal volume: 15
• Journal issue: 22
• Pages of publication: 4448
• a: 17.8097 ± 0.0008 Å
• b: 7.9282 ± 0.0004 Å
• c: 25.8018 ± 0.0009 Å
• α: 90°
• β: 119.499 ± 0.002°
• γ: 90°
• Cell volume: 3170.9 ± 0.2 ų
• Cell temperature: 294 ± 2 K
• Ambient diffraction temperature: 294 ± 2 K
• Number of distinct elements: 4
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Residual factor for all reflections: 0.0653
• Residual factor for significantly intense reflections: 0.0439
• Weighted residual factors for significantly intense reflections: 0.1171
• Weighted residual factors for all reflections included in the refinement: 0.1364
• Goodness-of-fit parameter for all reflections included in the refinement: 1.046
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No