Abstract
Chiral phosphorous acid diamides were prepared by condensation of N,N′-disubstituted C 2 diamines with PCl 3 followed by an equivalent of water. Deprotonation of these acids with n-butyl lithium or LDA gave the lithium salt which reacted smoothly with alkyl halides to give the substituted phosphonamides in good yield.
Original language | American English |
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Journal | Tetrahedron Letters |
Volume | 32 |
DOIs | |
State | Published - Oct 1991 |
Disciplines
- Physical Sciences and Mathematics
- Chemistry
- Organic Chemistry