In the title molecule, C 22 H 29 ClO 4 , all bond lengths and angles show normal values. Rings A and C have slightly distorted chair conformations, while rings B and D show envelope conformations. Weak intermolecular C-HÁ Á ÁO hydrogen bonds link the molecules into chains running along the b axis.
6α-Acetoxy-4,5α-epoxy-3-methoxy-17-methylmorphin-7-ene
✍ Scribed by Sonar, Vijayakumar N. ;Parkin, Sean ;Crooks, Peter A.
- Publisher
- International Union of Crystallography
- Year
- 2005
- Tongue
- English
- Weight
- 126 KB
- Volume
- 61
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
In the title molecule, C~21~H~31~ClO~4~, rings __A__, __B__ and __C__ have regular chair conformations, while ring __D__ has an envelope form. In the crystal structure, weak intermolecular C—H...O hydrogen bonds link the molecules into zigzag chains running along the __b__ axis.
In the title compound, C 30 H 32 O 9 Á1.5H 2 O, the cyclooctadiene eight-membered ring adopts a twisted boat-chair conformation. O-HÁ Á ÁO hydrogen bonding helps to stabilize the crystal structure.
The stereochemistry of the oxirane bridge of the title compound, C 29 H 48 O 2 , has been confirmed by single-crystal X-ray diffraction.