1173112-81-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1173112-81-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,3,1,1 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1173112-81:
(9*1)+(8*1)+(7*7)+(6*3)+(5*1)+(4*1)+(3*2)+(2*8)+(1*1)=116
116 % 10 = 6
So 1173112-81-6 is a valid CAS Registry Number.