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100140-92-9

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100140-92-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 100140-92-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,1,4 and 0 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 100140-92:
(8*1)+(7*0)+(6*0)+(5*1)+(4*4)+(3*0)+(2*9)+(1*2)=49
49 % 10 = 9
So 100140-92-9 is a valid CAS Registry Number.

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