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420133-77-3

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420133-77-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 420133-77-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,0,1,3 and 3 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 420133-77:
(8*4)+(7*2)+(6*0)+(5*1)+(4*3)+(3*3)+(2*7)+(1*7)=93
93 % 10 = 3
So 420133-77-3 is a valid CAS Registry Number.

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