The synthesis of arginine derivatives of chromone and azauracil
✍ Scribed by A. A. Poyarkov; M. S. Frasinyuk; V. K. Kibirev; S. A. Poyarkova
- Book ID
- 111456708
- Publisher
- SP MAIK Nauka/Interperiodica
- Year
- 2006
- Tongue
- English
- Weight
- 172 KB
- Volume
- 32
- Category
- Article
- ISSN
- 1068-1620
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📜 SIMILAR VOLUMES
In spite of the fact that a great number of several 4-substituted derivatives of phenazone has already been prepared, the only derivative with 6-azauracile cycle up to now is 4-(2-thio-6-azauraciI-5-yl)-phenazone, prepared by Schmid?'.
## Abstract By diazotization of 3‐(2‐aminophenyl)‐1,2‐dihydroquinoxaline 1c, its 3‐(4‐aminophenyl)‐isomer**2c**, 3‐(2‐aminobenzyl)‐1,2‐dihydroquinoxaline‐2‐one **3c** and its 3‐(4‐aminobenzyl)‐isomer **4c** and by azo coupling of formed diazonium salts with ethyl cyanoacetylcarbamate, corresponding