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155702-77-5

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155702-77-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155702-77-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,7,0 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 155702-77:
(8*1)+(7*5)+(6*5)+(5*7)+(4*0)+(3*2)+(2*7)+(1*7)=135
135 % 10 = 5
So 155702-77-5 is a valid CAS Registry Number.

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