Tetrahedron p. 6457 - 6474 (1998)
Update date:2022-07-30
Topics:
Leost, Francoise
Chantegrel, Bernard
Deshayes, Christian
The thermolyses of dimethyl 1-diazo-2-oxo(2-(N,N-disubstituted aminomethyl)phenyl)-ethylphosphonates 6a-e of the related ester of 6f afford 1-disubstituted amino-1H-2-benzopyran derivatives 9a-f through a 3-step sequence involving Wolff rearrangement, [1,
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