2634-04-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2634-04-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,6,3 and 4 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 2634-04:
(6*2)+(5*6)+(4*3)+(3*4)+(2*0)+(1*4)=70
70 % 10 = 0
So 2634-04-0 is a valid CAS Registry Number.