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129493-98-7

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129493-98-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129493-98-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,4,9 and 3 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 129493-98:
(8*1)+(7*2)+(6*9)+(5*4)+(4*9)+(3*3)+(2*9)+(1*8)=167
167 % 10 = 7
So 129493-98-7 is a valid CAS Registry Number.

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