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1040683-80-4

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1040683-80-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1040683-80-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,0,6,8 and 3 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1040683-80:
(9*1)+(8*0)+(7*4)+(6*0)+(5*6)+(4*8)+(3*3)+(2*8)+(1*0)=124
124 % 10 = 4
So 1040683-80-4 is a valid CAS Registry Number.

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