Syntheses and Properties of vic-Disulfoxides
✍ Scribed by Akihiko Ishii
- Publisher
- John Wiley and Sons
- Year
- 2006
- Weight
- 8 KB
- Volume
- 37
- Category
- Article
- ISSN
- 0931-7597
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## Abstract For Abstract see ChemInform Abstract in Full Text.
## Abstract Optically active 4,9‐diethyl[1,4]‐dithiino[5,6‐__f__]benzo[1,2,3]trithiole 5‐oxide (**3**) and 4,9‐diethyl[1,4]dithiino[5,6‐__f__]benzo[1,2,3]trithiole 5,8‐dioxide (**4**) were obtained by the asymmetric oxidation of 6,11‐diethyl[1,4]dithiino[5,6‐__h__]benzo[1,2,3,4,5]pentathiepin (**1*
## Abstract 2,3‐Benzannelated dipyrrinone analogs (**1** and **2**) of xanthobilirubic acid (**3**) are prepared by base‐catalyzed condensation of isoindolinone (**5**) and indolin‐2‐one (**6**) respectively, with methyl 3‐(2‐formyl‐3,5‐dimethyl‐1__H__‐pyrrol‐4‐yl)propanoate (**4**). Nuclear Overha