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643001-83-6

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643001-83-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 643001-83-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,3,0,0 and 1 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 643001-83:
(8*6)+(7*4)+(6*3)+(5*0)+(4*0)+(3*1)+(2*8)+(1*3)=116
116 % 10 = 6
So 643001-83-6 is a valid CAS Registry Number.

643001-83-6Relevant articles and documents

PYRROLIDINE DERIVATIVES AS OXYTOCIN ANTAGONISTS

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Page 52-53, (2008/06/13)

The present invention relates to novel pyrrolidine derivative of formula (I), its geometrical isomers, its optically active forms as enantiomers, diastereomers, mixtures of these and its racemate forms, as well as salts thereof, wherein R1 is selected from the group comprising or consisting of H and C1-C6-alkyl, for the prevention and/or treatment of preterm labor, premature birth or dysmenorrhea.

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