20626-44-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20626-44-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,6,2 and 6 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 20626-44:
(7*2)+(6*0)+(5*6)+(4*2)+(3*6)+(2*4)+(1*4)=82
82 % 10 = 2
So 20626-44-2 is a valid CAS Registry Number.