𝔖 Bobbio Scriptorium
✦   LIBER   ✦

12-(1,1-Dimethyl-2-propen­yl)-5,9,10-trihydr­oxy-2,2-dimethyl-2H,6H-pyrano[3,2-b]xanthen-6-one

✍ Scribed by Fun, Hoong-Kun ;Ng, Shea-Lin ;Razak, Ibrahim Abdul ;Boonnak, Nawong ;Chantrapromma, Suchada


Publisher
International Union of Crystallography
Year
2005
Tongue
English
Weight
452 KB
Volume
62
Category
Article
ISSN
1600-5368

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


10,12,12-Tris(3,3-dimethyl­allyl)-6,7-di
✍ Kouam, Simeon F. ;Ngadjui, Bonaventure T. ;Choudhary, M. Iqbal ;Atta-ur-Rahman, 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 337 KB

In the title compound, C 35 H 42 O 4 , the chromene ring is in a distorted half-chair conformation and the cyclohexadienone ring adopts a screw-boat conformation. Intramolecular O-HÁ Á ÁO hydrogen bonds involving the carbonyl and hydroxyl groups are observed.