266685-49-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 266685-49-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,6,6,8 and 5 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 266685-49:
(8*2)+(7*6)+(6*6)+(5*6)+(4*8)+(3*5)+(2*4)+(1*9)=188
188 % 10 = 8
So 266685-49-8 is a valid CAS Registry Number.