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879937-91-4

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879937-91-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 879937-91-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,9,9,3 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 879937-91:
(8*8)+(7*7)+(6*9)+(5*9)+(4*3)+(3*7)+(2*9)+(1*1)=264
264 % 10 = 4
So 879937-91-4 is a valid CAS Registry Number.

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