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39546-42-4

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39546-42-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 39546-42-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,5,4 and 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 39546-42:
(7*3)+(6*9)+(5*5)+(4*4)+(3*6)+(2*4)+(1*2)=144
144 % 10 = 4
So 39546-42-4 is a valid CAS Registry Number.

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