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19216-69-4

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19216-69-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19216-69-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,2,1 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 19216-69:
(7*1)+(6*9)+(5*2)+(4*1)+(3*6)+(2*6)+(1*9)=114
114 % 10 = 4
So 19216-69-4 is a valid CAS Registry Number.

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