1096891-91-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1096891-91-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,6,8,9 and 1 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1096891-91:
(9*1)+(8*0)+(7*9)+(6*6)+(5*8)+(4*9)+(3*1)+(2*9)+(1*1)=206
206 % 10 = 6
So 1096891-91-6 is a valid CAS Registry Number.