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6446-72-6

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6446-72-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 6446-72-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,4,4 and 6 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 6446-72:
(6*6)+(5*4)+(4*4)+(3*6)+(2*7)+(1*2)=106
106 % 10 = 6
So 6446-72-6 is a valid CAS Registry Number.

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