1177496-98-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1177496-98-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,7,4,9 and 6 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1177496-98:
(9*1)+(8*1)+(7*7)+(6*7)+(5*4)+(4*9)+(3*6)+(2*9)+(1*8)=208
208 % 10 = 8
So 1177496-98-8 is a valid CAS Registry Number.