2601-49-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2601-49-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,6,0 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 2601-49:
(6*2)+(5*6)+(4*0)+(3*1)+(2*4)+(1*9)=62
62 % 10 = 2
So 2601-49-2 is a valid CAS Registry Number.