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184173-41-9

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184173-41-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 184173-41-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,4,1,7 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 184173-41:
(8*1)+(7*8)+(6*4)+(5*1)+(4*7)+(3*3)+(2*4)+(1*1)=139
139 % 10 = 9
So 184173-41-9 is a valid CAS Registry Number.

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