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137672-70-9

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137672-70-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137672-70-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,6,7 and 2 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 137672-70:
(8*1)+(7*3)+(6*7)+(5*6)+(4*7)+(3*2)+(2*7)+(1*0)=149
149 % 10 = 9
So 137672-70-9 is a valid CAS Registry Number.

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