Hydrolysis of phosphinamides and the nature of the PN bond
✍ Scribed by Paul Haake; Toru Koizumi
- Book ID
- 104222553
- Publisher
- Elsevier Science
- Year
- 1970
- Tongue
- French
- Weight
- 204 KB
- Volume
- 11
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
✦ Synopsis
Carboxylic amides are quite stable towards chemical hydrolysis; elevated temperatures and high concentrations of acid or base are required for appreciable rates of hydrolysis. Yet, amides of phosphoric acid appear to be highly reactive. Phosphoramidate (&) is a reactive
' was obtained at 90°C; k, for benzamide was reported as 12.5 x 10-5M-'sec-' at 90°C. 7
(4) L. L. Schaleger and F. A. Long, Adv. Phys. Org. Chem.,
1.1 {1963).
(5) P. Haake and D. A. Tyssee, Tetrahedron Letters, 3513 (1970).
📜 SIMILAR VOLUMES
## Abstract Phosphonamidate pseudodipeptides, designed as transition state analogue inhibitors of leucine aminopeptidase, revealed unexpected instability in aqueous solutions of pH values varying from acidic up to highly basic. This reaction has been studied in some detail by means of NMR spectrosc