75934-22-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75934-22-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,9,3 and 4 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 75934-22:
(7*7)+(6*5)+(5*9)+(4*3)+(3*4)+(2*2)+(1*2)=154
154 % 10 = 4
So 75934-22-4 is a valid CAS Registry Number.