1132969-91-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1132969-91-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,2,9,6 and 9 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1132969-91:
(9*1)+(8*1)+(7*3)+(6*2)+(5*9)+(4*6)+(3*9)+(2*9)+(1*1)=165
165 % 10 = 5
So 1132969-91-5 is a valid CAS Registry Number.