1132811-30-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1132811-30-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,2,8,1 and 1 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1132811-30:
(9*1)+(8*1)+(7*3)+(6*2)+(5*8)+(4*1)+(3*1)+(2*3)+(1*0)=103
103 % 10 = 3
So 1132811-30-3 is a valid CAS Registry Number.