Friedelin and related compounds—V: The action of N-bromosuccinimide on friedelin and derivatives
✍ Scribed by Vinayak V. Kane; Robert Stevenson
- Publisher
- Elsevier Science
- Year
- 1961
- Tongue
- French
- Weight
- 555 KB
- Volume
- 15
- Category
- Article
- ISSN
- 0040-4020
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## Abstract For Abstract see ChemInform Abstract in Full Text.
determining sulphur given in the B.P. gave low results and tecourse was made to a wet oxidation using bromine in nitric acid. This accords with the U.S. National Formulary and it is suggested that such a method should be introduced into the B.P. owing to the presence of volatile oils in ichthammol.
## Abstract The reaction between arylglyoxals (1), cyclohexyl isocyanide, and aromatic carboxylic acids (2) affords __N__‐cyclohexyl‐2‐acyloxy‐3‐aryl‐3‐oxopropionic amides (3) which can be cyclized to __N__‐cyclohexyl‐2,4‐diaryl‐5‐oxazolecarboxamides (4).
Xb initio and CNDO!s calcul~tions support a mechanism ~hich in! oives d geotnetricxl relaation (I e , thc tu ist of thc bond betlieen the ring and NRz o\_roup) for the appearancc of thc long \\a\elength tluorescence (F,) obserted m somc psubstitutrd dimethylanilines. For the twïsted peomerries of th