773129-25-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 773129-25-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,3,1,2 and 9 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 773129-25:
(8*7)+(7*7)+(6*3)+(5*1)+(4*2)+(3*9)+(2*2)+(1*5)=172
172 % 10 = 2
So 773129-25-2 is a valid CAS Registry Number.