126666-30-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 126666-30-6 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 6 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 126666-30:
(8*1)+(7*2)+(6*6)+(5*6)+(4*6)+(3*6)+(2*3)+(1*0)=136
136 % 10 = 6
So 126666-30-6 is a valid CAS Registry Number.