126669-76-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 126669-76-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,6,6 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 126669-76:
(8*1)+(7*2)+(6*6)+(5*6)+(4*6)+(3*9)+(2*7)+(1*6)=159
159 % 10 = 9
So 126669-76-9 is a valid CAS Registry Number.