50677-31-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50677-31-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,6,7 and 7 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 50677-31:
(7*5)+(6*0)+(5*6)+(4*7)+(3*7)+(2*3)+(1*1)=121
121 % 10 = 1
So 50677-31-1 is a valid CAS Registry Number.