A Simple Method for the Preparation and Selective Functionalization of 4,5-Diaminopyrazoles.
โ Scribed by Benjamin E. Blass; Anil Srivastava; Keith R. Coburn; Amy L. Faulkner; William L. Seibel
- Publisher
- John Wiley and Sons
- Year
- 2003
- Weight
- 146 KB
- Volume
- 34
- Category
- Article
- ISSN
- 0931-7597
No coin nor oath required. For personal study only.
๐ 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 The chitosan was degraded by the cheap, efficient, and commercially available enzymes in hydrochloric acid solution. The effect of molar ratio of added HCl to ๏ฃฟNH~2~ of chitosan on the degradation was investigated, and the favorable ratio was between 0.50 and 0.95. The chitooligomer hyd
The structure of product (8) follows from its cleavage by acid to cyclohexanone (2,4-dinitrophenylhydrazone, m.p. 162 "C) and 4-phenylsemicarbazide (benzylidene derivative, m. p. and mixed n1.p. 180ยฐC).