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40123-51-1

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40123-51-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40123-51-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,1,2 and 3 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 40123-51:
(7*4)+(6*0)+(5*1)+(4*2)+(3*3)+(2*5)+(1*1)=61
61 % 10 = 1
So 40123-51-1 is a valid CAS Registry Number.

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