9050-74-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 9050-74-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 9,0,5 and 0 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 9050-74:
(6*9)+(5*0)+(4*5)+(3*0)+(2*7)+(1*4)=92
92 % 10 = 2
So 9050-74-2 is a valid CAS Registry Number.