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301658-00-4

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301658-00-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 301658-00-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,1,6,5 and 8 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 301658-00:
(8*3)+(7*0)+(6*1)+(5*6)+(4*5)+(3*8)+(2*0)+(1*0)=104
104 % 10 = 4
So 301658-00-4 is a valid CAS Registry Number.

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