Azetidines. 5. Reaction of 1,1,3,3-tetramethyl- and 1-benzyl-1,3,3-trimethylazetidinium ions with butyllithium and phenyllithium. Deuterium labeling as a mechanistic probe
Azetidines. 5. Reaction of 1,1,3,3-tetramethyl- and 1-benzyl-1,3,3-trimethylazetidinium ions with butyllithium and phenyllithium. Deuterium labeling as a mechanistic probe
AROMATIC AND HETEROAROMATIC ACID HALIDES FOR SYNTHESIZING POLYAMIDES
申请人:Pharmacia Corporation
公开号:EP1430028A2
公开(公告)日:2004-06-23
[EN] AROMATIC AND HETEROAROMATIC ACID HALIDES FOR SYNTHESIZING POLYAMIDES<br/>[FR] HALOGENURES D'ACIDES AROMATIQUES ET HETEROAROMATIQUES POUR SYNTHETISER DES POLYAMIDES
申请人:PHARMACIA CORP
公开号:WO2003018552A2
公开(公告)日:2003-03-06
The present invention is directed to protected amino acid halide monomers and oligomers, and to their use in the efficient sythesis of polyamides. The present invention is further directed to the use of -haloenamine reagents, which may optionally be immobilized, for the preparation of the amino acid halides.