作者: Dinesh K. Dikshit , Anjana Maheshwari , Sharad K. Panday
DOI: 10.1016/0040-4039(95)01160-J
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摘要: Abstract Condensation of pyroglutamic acid with trimethylacetaldehyde gave a bicyclic derivative which on deprotonation LiHMDS and reaction electrophiles gives chiral α-substituted pyroglutamate derivatives.