52141-84-1Relevant articles and documents
Convenient Formation of Diphenylmethyl Esters Using Diphenylmethyl Trichloroacetimidate
Adhikari, Arijit A.,Shah, Jigisha P.,Howard, Kyle T.,Russo, Christopher M.,Wallach, Daniel R.,Linaburg, Matthew R.,Chisholm, John D.
, p. 283 - 287 (2014/02/14)
Diphenylmethyl trichloroacetimidate is a useful reagent for the protection of carboxylic acids as their corresponding diphenylmethyl esters. These esterifications proceed rapidly without the need for an added catalyst or promoter. A variety of carboxylic
2,4,6-TRIPYRIDINIO-1,3,5-TRIAZINE TRICHLORIDE, A NEW AND MILD ESTERIFICATION AGENT FOR PREPARATION OF PENICILLIN ESTERS
Murakami, Masayuki,Hajima, Makoto,Takami, Fumitaka,Yoshioka, Mitsuru
, p. 2055 - 2064 (2007/10/02)
Cyanuric chloride reacted with 3-molar equivalents of pyridine to give 2,4,6-tripyridinio-1,3,5-triazine trichloride, which was found to condense penicilins with alcohols under mild conditions to afford penicillin esters in good yields.Application to prep