1228692-98-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1228692-98-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,6,9 and 2 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1228692-98:
(9*1)+(8*2)+(7*2)+(6*8)+(5*6)+(4*9)+(3*2)+(2*9)+(1*8)=185
185 % 10 = 5
So 1228692-98-5 is a valid CAS Registry Number.