136140-32-4Relevant academic research and scientific papers
PROCESS FOR PRODUCTION OF CARBAPENEM DERIVATIVE AND CRYSTALLINE INTERMEDIATE THEREFOR
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Page/Page column 15, (2008/06/13)
An object of the present invention is to provide a carbapenem synthetic intermediate which is advantageous in an industrial process. There are provided a process for producing Compound (I), or a pharmaceutically acceptable salt, or a solvate, or a crystal thereof, comprising reacting Compound (III) and Compound (IV) in the presence of the secondary amine, and a benzyl alcoholated crystal of Compound (I). There are further provided a method of deprotecting Compound (I) with a Pd catalyst, and a crystal of Compound (IV).
Synthesis and biological properties of new 1β-methylcarbapenems having tetrazolothioether moiety
Shin, Kye Jung,Koo, Ki Dong,Yoo, Kyung Ho,Kim, Dong Chan,Kim, Dong Jin,Park, Sang Woo
, p. 1421 - 1425 (2007/10/03)
The synthesis and biological activities of a series of new 1β-methylcarbapenems 1a-1 having tetrazolothioether moiety at C-5 position of pyrrolidine were described. Among these compounds, 1c showed the most potent antibacterial activity and advanced pharmacokinetics compared with imipenem and meropenem. (C) 2000 Elsevier Science Ltd. All rights reserved.
Pyrrolidylthiocarbapenem derivative
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, (2008/06/13)
A pyrrolidylthiocarbapenem derivative represented by Formula I is provided: STR1 wherein R1 is hydrogen or lower alkyl; R2, R3 and R4 are hydrogen, lower alkyl which can be substituted or an amino protecting group independently, or R2 and R3 together with a nitrogen atom to which R2 and R3 are bonded form a saturated or unsaturated cyclic group, or R2 and R4, or R3 and R4 together with two nitrogen atoms and one sulfur atom in the sufamide group form a saturated or unsaturated cyclic group; each cyclic group can further include at least one atom selected from the group consisting of oxygen, sulfur and nitrogen, and each cyclic group can be substituted; X1 is hydrogen or a hydroxy protecting group; X2 is hydrogen, a carboxy protecting group, an ammonio group, an alkali metal or an alkaline-earth metal; and Y2 is hydrogen or an amino protecting group.
2-(2-vinylpyrrolidinylthio)carbapenem derivatives
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, (2008/06/13)
A compound of the formula: STR1 wherein R1 is a hydrogen atom or a methyl group, R2 is a hydrogen atom or a lower alkyl group, each of R3, R4 and R5 is a hydrogen atom or a lower alkyl group, or Rsup
