50331-25-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50331-25-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,3,3 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 50331-25:
(7*5)+(6*0)+(5*3)+(4*3)+(3*1)+(2*2)+(1*5)=74
74 % 10 = 4
So 50331-25-4 is a valid CAS Registry Number.