645391-91-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 645391-91-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,5,3,9 and 1 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 645391-91:
(8*6)+(7*4)+(6*5)+(5*3)+(4*9)+(3*1)+(2*9)+(1*1)=179
179 % 10 = 9
So 645391-91-9 is a valid CAS Registry Number.
645391-91-9Relevant articles and documents
SUBSTITUTED ACID DERIVATIVES USEFUL AS ANTIDIABETIC AND ANTIOBESITY AGENTS AND METHOD
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Page/Page column 17, (2010/11/29)
Compounds are provided which have the structure of Formula (I): wherein R is hydrogen or C1-C4 alkyl; and each of R1 and R2 is independently hydrogen, C1-C4 alkyl, halo or C1-Cs