129263-23-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129263-23-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,2,6 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 129263-23:
(8*1)+(7*2)+(6*9)+(5*2)+(4*6)+(3*3)+(2*2)+(1*3)=126
126 % 10 = 6
So 129263-23-6 is a valid CAS Registry Number.