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Synthesis of a new class of cathepsin B inhibitors exploiting a unique reaction cascade

โœ Scribed by Yoshimitsu Nagao; Shigeki Sano; Kenji Morimoto; Hisao Kakegawa; Tadanobu Takatani; Motoo Shiro; Nobuhiko Katunuma


Publisher
Elsevier Science
Year
2000
Tongue
French
Weight
223 KB
Volume
41
Category
Article
ISSN
0040-4039

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โœฆ Synopsis


Chiral 5-substituted 3-pyrrolin-2-ones bearing L-Ile-L-Pro-OH or L-Phe-NHCH 2 Ph were successfully synthesized by utilizing a characteristic reaction cascade based on alkaline hydrolysis of the corresponding diethyl ฮฑhydroxy-ฮฑ-(ฮฒ-propiolamide)malonates. Among the synthesized chiral pyrrolinones, compound 5S-9 proved to be the most potent inhibitor against cathepsin B.


๐Ÿ“œ SIMILAR VOLUMES


An efficient synthesis of new class of p
โœ Feng Shi; Junyong Zhang; Shujiang Tu; Runhong Jia; Yan Zhang; Bo Jiang; Hong Jia ๐Ÿ“‚ Article ๐Ÿ“… 2007 ๐Ÿ› Journal of Heterocyclic Chemistry ๐ŸŒ English โš– 335 KB

## Abstract magnified image A novel cascade reaction of 4โ€arylideneโ€2โ€phenylโ€1,3โ€oxazolโ€5(4__H__)โ€one with 3โ€methylโ€1โ€phenylโ€1__H__โ€pyrazolโ€5โ€amine was described and a number of new pyrazolo[3,4โ€__b__]pyridineโ€6โ€one derivatives were synthesized. This new protocol has the advantages of shorter time