50698-90-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50698-90-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,6,9 and 8 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 50698-90:
(7*5)+(6*0)+(5*6)+(4*9)+(3*8)+(2*9)+(1*0)=143
143 % 10 = 3
So 50698-90-3 is a valid CAS Registry Number.