1098366-91-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1098366-91-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,8,3,6 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1098366-91:
(9*1)+(8*0)+(7*9)+(6*8)+(5*3)+(4*6)+(3*6)+(2*9)+(1*1)=196
196 % 10 = 6
So 1098366-91-6 is a valid CAS Registry Number.