59969-42-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 59969-42-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,9,6 and 9 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 59969-42:
(7*5)+(6*9)+(5*9)+(4*6)+(3*9)+(2*4)+(1*2)=195
195 % 10 = 5
So 59969-42-5 is a valid CAS Registry Number.