129077-93-6Relevant academic research and scientific papers
Chiral synthesis of Erythrina alkaloids. (2). Synthesis of enantio-type erythrinan alkaloids utilizing asymmetric acylation and kinetic resolution of diastereomers
Tsuda,Hosoi,Ishida,Sangai
, p. 204 - 213 (1994)
Oxalylation of the enamino-ester 13 derived from the L-dopa derivative 12 gave the dioxopyrroline of (6S)-configuration (15A) diastereoselectively (50- 60% diastereomer excess). This was converted to a mixture of erythrinans of (5S,6R,7R,10S) and (5R,6S,7
Pyridine derivatives
-
, (2008/06/13)
A pyridine derivative of the formula (I): STR1 wherein A is group of the following formulae: STR2 (R1 and R2 are each H, or protected or unprotected OH, R31, R41 and R42 are protected or unprotected h
