The preparation of 2H and 3H-labelled 7,9-, and 7,10-dimethylbenz[c]acridine by catalytic dehalogenation
✍ Scribed by Yuerong Ye; Gerald M. Holder; Colin C. Duke
- Publisher
- John Wiley and Sons
- Year
- 1993
- Tongue
- French
- Weight
- 422 KB
- Volume
- 33
- Category
- Article
- ISSN
- 0022-2135
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✦ Synopsis
Abstract
Deuterated and tritiated 7,9‐dimethylbenz [c] acridine, and 7,10‐dimethyl‐benz[c]acridine, labelled at the methyl groups, were prepared by catalytic dehalogenation of bromomethyl compouds. For each aza‐aromatic compound three brominated derivatives were prepared and characterized. Incorporation of deuterium occurred more readily at the 9‐ or 10‐methyl groups than the 7‐methyl groups suggesting a large isotope effect for catalytic deuteration.
📜 SIMILAR VOLUMES
## Abstract A Hofmann—Martius rearrangement mechanism is suggested for the reaction of known azomethines (I) with cyclohexane‐1,3‐dione.