1189748-30-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1189748-30-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,9,7,4 and 8 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1189748-30:
(9*1)+(8*1)+(7*8)+(6*9)+(5*7)+(4*4)+(3*8)+(2*3)+(1*0)=208
208 % 10 = 8
So 1189748-30-8 is a valid CAS Registry Number.