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Study on reactivity of pentacoordinate bicycloazastannoxides. I. Aldol condensation with aldehydes

✍ Scribed by Jitao Wang; Xiaoping Yang


Publisher
John Wiley and Sons
Year
1996
Tongue
English
Weight
360 KB
Volume
7
Category
Article
ISSN
1042-7163

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✦ Synopsis


The condensation of a-carbanions formed from pentacoordinate bicycloazastannoxides with aldehydes was investigated. Nine novel organotin(IV) complexes with P-hydroxy-a-amino acids were synthesized. Their structures were determined by IR, ' H NMR, If9Sn NMR spectroscopy, MS, and elemental analyses. The reaction mechanism is discussed.


πŸ“œ SIMILAR VOLUMES


Study on reactivity of five-coordinate b
✍ Yang Xiao Ping; Shan Wen Juan; Wang Ji Tao πŸ“‚ Article πŸ“… 1999 πŸ› John Wiley and Sons 🌐 English βš– 161 KB

## Michael addition of ␣-carbanions formed from the ␣-amino acids in five-coordinate bicycloazastannoxides (1-6) with acrylonitrile was investigated. Four novel organotin (IV) complexes (7-10) and one new five-membered ␣-amino acid (11) were synthesized, and their structures were characterized by