712299-23-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 712299-23-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,1,2,2,9 and 9 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 712299-23:
(8*7)+(7*1)+(6*2)+(5*2)+(4*9)+(3*9)+(2*2)+(1*3)=155
155 % 10 = 5
So 712299-23-5 is a valid CAS Registry Number.