Information card for entry 7135504

Structure parameters

• Formula: C25 H30 N2 O4
• Calculated formula: C25 H30 N2 O4
• Title of publication: Biosynthesis inspired asymmetric total synthesis of camptothecin.
• Authors of publication: Li, Shan-Shan; Wu, Xiao-Guang; Li, Zhen; Tian, Jin-Rui; Ma, Ai-Jun; Tu, Yong-Qiang
• Journal of publication: Chemical communications (Cambridge, England)
• Year of publication: 2026
• Journal volume: 62
• Journal issue: 4
• Pages of publication: 1276 - 1279
• a: 10.2722 ± 0.0002 Å
• b: 10.9298 ± 0.0002 Å
• c: 20.1804 ± 0.0005 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 2265.72 ± 0.08 ų
• Cell temperature: 149.99 ± 0.1 K
• Ambient diffraction temperature: 149.99 ± 0.1 K
• Number of distinct elements: 4
• Space group number: 19
• Hermann-Mauguin space group symbol: P 21 21 21
• Hall space group symbol: P 2ac 2ab
• Residual factor for all reflections: 0.0358
• Residual factor for significantly intense reflections: 0.0318
• Weighted residual factors for significantly intense reflections: 0.081
• Weighted residual factors for all reflections included in the refinement: 0.0834
• Goodness-of-fit parameter for all reflections included in the refinement: 1.043
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.54184 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No