112766-81-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 112766-81-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,7,6 and 6 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 112766-81:
(8*1)+(7*1)+(6*2)+(5*7)+(4*6)+(3*6)+(2*8)+(1*1)=121
121 % 10 = 1
So 112766-81-1 is a valid CAS Registry Number.