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665001-26-3

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665001-26-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 665001-26-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,5,0,0 and 1 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 665001-26:
(8*6)+(7*6)+(6*5)+(5*0)+(4*0)+(3*1)+(2*2)+(1*6)=133
133 % 10 = 3
So 665001-26-3 is a valid CAS Registry Number.

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