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1161787-85-4

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1161787-85-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1161787-85-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,6,1,7,8 and 7 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1161787-85:
(9*1)+(8*1)+(7*6)+(6*1)+(5*7)+(4*8)+(3*7)+(2*8)+(1*5)=174
174 % 10 = 4
So 1161787-85-4 is a valid CAS Registry Number.

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