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Methylene Chloride as a Reagent for Cyclizations with SO 3 as HCl Trapping Agent
Author(s) -
Roesky Herbert W.,
Aramaki Minoru,
Schonfelder Lothar
Publication year - 1978
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.197803671
Subject(s) - reagent , chemistry , methylene , solvent , trapping , chloride , inert , derivative (finance) , organic chemistry , ecology , financial economics , economics , biology
CH 2 Cl 2 is not always an inert solvent : in the presence of SO 3 , which serves as HCl trapping reagent, it reacts with sulfonamides at room temperature to give the 1,3,5‐triazine derivative (1) .