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155644-39-6

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155644-39-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155644-39-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,6,4 and 4 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 155644-39:
(8*1)+(7*5)+(6*5)+(5*6)+(4*4)+(3*4)+(2*3)+(1*9)=146
146 % 10 = 6
So 155644-39-6 is a valid CAS Registry Number.

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