## A series of O,O-diphenyl-␣-(p-toluenesulfonamido)phosphonates have been synthesized by the Mannich-type reaction of p-toluenesulfonamide, (substituted)-benzaldehyde, and diphenyl phosphite with acetyl chloride as the solvent. The mechanism of the reaction is suggested, and the structures of new
Synthesis of O,O-Diphenyl N-trichlorogermanylpropiono-α-aminophosphonates
✍ Scribed by Qingmin Wang; Qiang Zeng; Zhi Chen
- Publisher
- John Wiley and Sons
- Year
- 1999
- Tongue
- English
- Weight
- 144 KB
- Volume
- 10
- Category
- Article
- ISSN
- 1042-7163
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✦ Synopsis
A variety of novel O,O-Diphenyl N-(trichlorogermanyl)propiono-␣-aminophosphonates were synthesized by the reaction of b-(trichlorogermanyl) propionyl chloride with diphenyl ␣-aminophosphonates in the presence of triethylamine. The structures of all of the products were confirmed by 1 H-NMR spectroscopy, elemental analyses, and IR spectroscopy. Data of 1 H-NMR and IR spectroscopic determinations indicated the title compounds to be pentacoordinated organogermanium compounds. The results of bioassay showed that some of the title compounds possess potential anticancer activity. ᭧ 1999
📜 SIMILAR VOLUMES
Many new cyclic esters of N-toluenesulfonyl ␣-aminophosphonic acids were synthesized by the three-component reaction of p-toluenesulfonamide, an aromatic aldehyde, and 2-chloro-1,3,2-benzodioxaphosphole in anhydrous benzene. Different reaction conditions have been investigated, and the related react
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