So far one has only succeded in synthetising 5.7~dihydroxy-6-methoxyflavonea bearing not more than one substituent on the phenyl side Aain /B-ring/ l-9. b tried to solve this problem by alkaline ring isomerization 10-12.
Synthesis of 4,5-Dimethoxykynuramine and its in vivo conversion to 6,7-dimethoxy-4-quinolinol
β Scribed by Thomas J. Schwan; Leroy J. Honkomp; Harry R. Snyder Jr.; Edward J. Watson
- Publisher
- John Wiley and Sons
- Year
- 1978
- Tongue
- English
- Weight
- 352 KB
- Volume
- 67
- Category
- Article
- ISSN
- 0022-3549
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π SIMILAR VOLUMES
## The synthesis of the title compound I via a halophosphaalkenclDicls Alder route is &scribed. Conversion of 1 to the corresponding zinc derivative 7 as well as conversion of the tungsten complex 6 to the lithium cqund 9 allows funtionalisation of the phosphinine system at the 2-position.
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