1187449-13-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1187449-13-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,7,4,4 and 9 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1187449-13:
(9*1)+(8*1)+(7*8)+(6*7)+(5*4)+(4*4)+(3*9)+(2*1)+(1*3)=183
183 % 10 = 3
So 1187449-13-3 is a valid CAS Registry Number.