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(S)-Methyl 6,7,8,9,10,11-hexahydro-1,6-dimethyl-10,11-dioxophenanthro[1,2-b]furan-6-carboxylate (methyl tashinonate)

✍ Scribed by Qin, Jiang-Ke ;Zeng, Ming-Hua ;Ng, Seik Weng

Publisher: International Union of Crystallography
Year: 2006
Tongue: English
Weight: 351 KB
Volume: 62
Category: Article
ISSN: 1600-5368
DOI: 10.1107/s1600536806007203

No coin nor oath required. For personal study only.

✦ Synopsis

The approximately planar molecules of methyl tanshinonate, C~20~H~18~O~5~, are stacked over each other along the b axis of the monoclinic unit cell. There are two independent molecules in the asymmetric unit.

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(S)-Methyl 6,7,8,9,10,11-hexahydro-1,6-dimethyl-10,11-dioxophenanthro[1,2-b]furan-6-carboxyl­ate (methyl tashinona­te)

✦ Synopsis

(S)-Methyl 6,7,8,9,10,11-hexahydro-1,6-dimethyl-10,11-dioxophenanthro[1,2-b]furan-6-carboxylate (methyl tashinonate)