The synthesis and properties of some isomeric monohalogeno derivatives of methylgermane
✍ Scribed by J.M. Bellama; C.J. McCormick
- Publisher
- Elsevier Science
- Year
- 1971
- Weight
- 149 KB
- Volume
- 7
- Category
- Article
- ISSN
- 0020-1650
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
## Abstract 6‐Amino‐5‐imino‐pyrazolo[4′,3′:5,6]pyrano[2,3‐__d__]pyrimidine derivative **4** and pyrazolo‐[4′,3′:5,6]pyrano[2,3‐__d__]pyrimidin‐5‐ylhydrazine derivative **5** were prepared starting from 6‐amino‐3‐methyl‐4‐(__p__‐nitrophenyl)‐2,4‐dihydropyrano[2,3‐__c__]pyrazole‐5‐carbonitrile **1**.
## 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