97042-45-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97042-45-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,0,4 and 2 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 97042-45:
(7*9)+(6*7)+(5*0)+(4*4)+(3*2)+(2*4)+(1*5)=140
140 % 10 = 0
So 97042-45-0 is a valid CAS Registry Number.