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271-78-3

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271-78-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 271-78-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 2,7 and 1 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 271-78:
(5*2)+(4*7)+(3*1)+(2*7)+(1*8)=63
63 % 10 = 3
So 271-78-3 is a valid CAS Registry Number.

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