1198178-65-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1198178-65-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,8,1,7 and 8 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1198178-65:
(9*1)+(8*1)+(7*9)+(6*8)+(5*1)+(4*7)+(3*8)+(2*6)+(1*5)=202
202 % 10 = 2
So 1198178-65-2 is a valid CAS Registry Number.