50831-19-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50831-19-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,8,3 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 50831-19:
(7*5)+(6*0)+(5*8)+(4*3)+(3*1)+(2*1)+(1*9)=101
101 % 10 = 1
So 50831-19-1 is a valid CAS Registry Number.