1132771-29-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1132771-29-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,2,7,7 and 1 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1132771-29:
(9*1)+(8*1)+(7*3)+(6*2)+(5*7)+(4*7)+(3*1)+(2*2)+(1*9)=129
129 % 10 = 9
So 1132771-29-9 is a valid CAS Registry Number.