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1217836-37-7

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1217836-37-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1217836-37-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,7,8,3 and 6 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1217836-37:
(9*1)+(8*2)+(7*1)+(6*7)+(5*8)+(4*3)+(3*6)+(2*3)+(1*7)=157
157 % 10 = 7
So 1217836-37-7 is a valid CAS Registry Number.

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