2644-60-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2644-60-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,6,4 and 4 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 2644-60:
(6*2)+(5*6)+(4*4)+(3*4)+(2*6)+(1*0)=82
82 % 10 = 2
So 2644-60-2 is a valid CAS Registry Number.