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Zeng XQ, Tang Q, Xie XH, Feng J, Hu JJ. Crystal structure of ethyl 2-amino-4-(4-hydroxy-3-methoxyphenyl)-7-methyl-5-oxo-4 H,5 H-pyrano-[4,3- b]pyran-3-carboxylate, C 19H 19NO 7. Z KRIST-NEW CRYST ST 2019. [DOI: 10.1515/ncrs-2018-0277] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
Abstract
C19H19NO7, monoclinic, P21/n (no. 14), a = 9.140(2) Å, b = 14.233(2) Å, c = 13.847(3) Å, β = 99.246(4)°, V = 1777.9(6) Å3, Z = 4, R
gt(F) = 0.0413, wR
ref(F
2) = 0.0979, T = 296 K.
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Affiliation(s)
- Xiao-Qiong Zeng
- Emergency Department , The Seventh People’s Hospital of Chengdu , Chengdu, Sichuan , China
| | - Qin Tang
- Emergency Department , Chengdu Women’s and Children’s Central Hospital , Chengdu, Sichuan , China
| | - Xian-Hong Xie
- Emergency Department , The Seventh People’s Hospital of Chengdu , Chengdu, Sichuan , China
| | - Jing Feng
- Chongqing Medical and Pharmaceutical College, Chongqing Engineering, Research Center of Pharmaceutical Sciences , Chongqing , China
| | - Juan-Juan Hu
- Chongqing Medical and Pharmaceutical College, Chongqing Engineering, Research Center of Pharmaceutical Sciences , Chongqing , China
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