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15754-23-1

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15754-23-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 15754-23-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,7,5 and 4 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 15754-23:
(7*1)+(6*5)+(5*7)+(4*5)+(3*4)+(2*2)+(1*3)=111
111 % 10 = 1
So 15754-23-1 is a valid CAS Registry Number.

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