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Phosphaalkenes from Monochlorophosphanes and Alkylidenetriphenylphosphoranes
Author(s) -
Märkl Gottfried,
Bauer Walter
Publication year - 1989
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.198916951
Subject(s) - chemistry , aryl , medicinal chemistry , stereochemistry , organic chemistry , alkyl
Mono‐ and disubstituted, nonstabilized methylenetriphenylphosphoranes 1 can be converted by transylidation with the monochlorophosphane 2 into the kinetically more stable phosphaalkenes 4 . Probable intermediates in every case are the betaines 3 . Aryl 2,4,6‐tri‐ tert ‐butylphenyl.