1184979-28-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1184979-28-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,4,9,7 and 9 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1184979-28:
(9*1)+(8*1)+(7*8)+(6*4)+(5*9)+(4*7)+(3*9)+(2*2)+(1*8)=209
209 % 10 = 9
So 1184979-28-9 is a valid CAS Registry Number.