1143474-41-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1143474-41-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,3,4,7 and 4 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1143474-41:
(9*1)+(8*1)+(7*4)+(6*3)+(5*4)+(4*7)+(3*4)+(2*4)+(1*1)=132
132 % 10 = 2
So 1143474-41-2 is a valid CAS Registry Number.