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5491-46-3

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5491-46-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 5491-46-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,4,9 and 1 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 5491-46:
(6*5)+(5*4)+(4*9)+(3*1)+(2*4)+(1*6)=103
103 % 10 = 3
So 5491-46-3 is a valid CAS Registry Number.

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