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299405-67-7

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299405-67-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 299405-67-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,9,4,0 and 5 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 299405-67:
(8*2)+(7*9)+(6*9)+(5*4)+(4*0)+(3*5)+(2*6)+(1*7)=187
187 % 10 = 7
So 299405-67-7 is a valid CAS Registry Number.

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