1185199-98-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1185199-98-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,5,1,9 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1185199-98:
(9*1)+(8*1)+(7*8)+(6*5)+(5*1)+(4*9)+(3*9)+(2*9)+(1*8)=197
197 % 10 = 7
So 1185199-98-7 is a valid CAS Registry Number.