1149752-89-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1149752-89-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,9,7,5 and 2 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1149752-89:
(9*1)+(8*1)+(7*4)+(6*9)+(5*7)+(4*5)+(3*2)+(2*8)+(1*9)=185
185 % 10 = 5
So 1149752-89-5 is a valid CAS Registry Number.