1187489-83-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1187489-83-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,7,4,8 and 9 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1187489-83:
(9*1)+(8*1)+(7*8)+(6*7)+(5*4)+(4*8)+(3*9)+(2*8)+(1*3)=213
213 % 10 = 3
So 1187489-83-3 is a valid CAS Registry Number.