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12645-23-7

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12645-23-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 12645-23-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,6,4 and 5 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 12645-23:
(7*1)+(6*2)+(5*6)+(4*4)+(3*5)+(2*2)+(1*3)=87
87 % 10 = 7
So 12645-23-7 is a valid CAS Registry Number.

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