15973-45-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15973-45-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,9,7 and 3 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 15973-45:
(7*1)+(6*5)+(5*9)+(4*7)+(3*3)+(2*4)+(1*5)=132
132 % 10 = 2
So 15973-45-2 is a valid CAS Registry Number.