Photoalkylation of phenanthro[9,10-d] oxazole
โ Scribed by M. Maeda; Y. Iwase; M. Kojima
- Book ID
- 112123691
- Publisher
- Journal of Heterocyclic Chemistry
- Year
- 1976
- Tongue
- English
- Weight
- 173 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0022-152X
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๐ SIMILAR VOLUMES
## Abstract The synthesis of phenathrenes substituted by nitrogen and oxygen atoms in position 9 and 10 by photolysis of 4,5โdiphenylโoxazolโ2โones (cf. __Scheme 4__) is described. Moreover an improved general procedure for the synthesis of benzoins in aprotic solvent (tetraโ__t__โbutylammonium cya
## Abstract The reaction of the potassium salt of phenanthro[9,10โ__d__]triazole and benzyl chloride gave 2โ(benzyl)โ2__H__โphenanthro[9,10โ__d__]triazole (2a) in 15% yield. The other regioโisomer, 1โ(benzyl)โ1__H__โphenanthro[9,10โ__d__]โtriazole (1a), was obtained as a byโproduct in 3.9% yield. S