1266099-66-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1266099-66-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,6,0,9 and 9 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1266099-66:
(9*1)+(8*2)+(7*6)+(6*6)+(5*0)+(4*9)+(3*9)+(2*6)+(1*6)=184
184 % 10 = 4
So 1266099-66-4 is a valid CAS Registry Number.