Chiral, double-activated enophiles in 1,7-dienes 6a -d undergo thermal and Lewis-acid catalyzed intramolecular ene reactions yielding trans-cyclohexanes 7a-d and 8a-d.
Asymmetric Induction in Intramolecular Reactions of Carbenoids
β Scribed by Prof. Dr. W. Kirmse; Dipl.-Chem. H. Arold
- Publisher
- John Wiley and Sons
- Year
- 1968
- Tongue
- English
- Weight
- 248 KB
- Volume
- 7
- Category
- Article
- ISSN
- 0044-8249
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
Rhodium(I1) acetate-catalyzed decomposition cf l-diazo-3-phenyl-4-(pyrrol-l-yl)butan-2-one and its p-methoxy derivative resulted in their intramolecular cyclization to form the &phenyl-5,6-dihydroindolizin-7(8H)-ones and 1-(pyrrol-I-yllmethylindan-3-ones as major and minor products respectively in h
## Intramolaculnr reaotions of cyclopropylcnrbono tn sisglot grwnd 8tatc have beon studied using HF/34?tG gradient methods. Relative energies are eatimated with 6-31G\*\*. The "super-con&:.tion" between the cyclopropyl and the p A0 at tho carbonc site stabilizes the carbene and retards ito cxo-end
## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a βFull Textβ option. The original article is trackable v