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223749-02-8

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223749-02-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 223749-02-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,7,4 and 9 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 223749-02:
(8*2)+(7*2)+(6*3)+(5*7)+(4*4)+(3*9)+(2*0)+(1*2)=128
128 % 10 = 8
So 223749-02-8 is a valid CAS Registry Number.

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