Process for preparing arylacetylaminothiazoles
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United States of America Patent
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May 21, 2002
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app pub date -
Dec 22, 2000
filing date -
Dec 15, 1999
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Abstract
The present invention relates to new, efficient processes for the preparation of 5-(2-oxazolylalkylthio)-2-arylacetylaminothiazole compounds of formula I ##STR1## or a pharmaceutically acceptable salt thereof, wherein: R.sup.1, R.sup.2, R.sup.4, R.sup.5, R.sup.6, R.sup.8, R.sup.9, R.sup.12 and R.sup.13 are each independently hydrogen, alkyl, aryl or heteroaryl; R.sup.3, R.sup.7, R.sup.10 and R.sup.11 are each independently hydrogen, alkyl, aryl, heteroaryl, halogen, hydroxy or alkoxy; and X is CH or N, which are novel, potent inhibitors of cyclin dependent kinases (cdks). The present invention also concerns a new process for the preparation of formylarylacetates and formylarylacetic acids.
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