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131933-61-4

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131933-61-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 131933-61-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,9,3 and 3 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 131933-61:
(8*1)+(7*3)+(6*1)+(5*9)+(4*3)+(3*3)+(2*6)+(1*1)=114
114 % 10 = 4
So 131933-61-4 is a valid CAS Registry Number.

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