An effective and convenient esterification of cephalosporin derivatives by using quarternary ammonium salts as catalysts

Article abstract of DOI:10.1080/00397919808004469

A method for preparing cephalosporin derivatives by reacting cephalosporin alkaline metal salts with organic halide in the presence of quarternary ammonium salts catalyst is disclosed. Δ³ to Δ² isomerization, a side reaction commonly

Full text of DOI:10.1080/00397919808004469

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An Effective and Convenient
Esterefication of
Cephalospor in Derivatives
by Using Quarternary
Ammonium Salts as Catalysts
a
a
Hong WooLee , Tae WonKang , Eung-Nam
a
a
a
Kim , Jaewook Shin , Kyung HoiCha , Dong
a
a
a
OckCho , Nam HeeChoi , Jung-Woo Kim &
a
Chung IlHong
a
Research Institute, Chong Kun Dang Corp. ,
CPO Box 3477, Seoul, 152-600, Korea
Published online: 23 Aug 2006.
To cite this article: Hong WooLee , Tae WonKang , Eung-Nam Kim , Jaewook
Shin , Kyung HoiCha , Dong OckCho , Nam HeeChoi , Jung-Woo Kim & Chung
IlHong (1998) An Effective and Convenient Esterefication of Cephalospor in
Derivatives by Using Quarternary Ammonium Salts as Catalysts, Synthetic
Communications: An International Journal for Rapid Communication of Synthetic
Organic Chemistry, 28:23, 4345-4354, DOI: 10.1080/00397919808004469
To link to this article: http://dx.doi.org/10.1080/00397919808004469
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