2505-46-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2505-46-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,5,0 and 5 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 2505-46:
(6*2)+(5*5)+(4*0)+(3*5)+(2*4)+(1*6)=66
66 % 10 = 6
So 2505-46-6 is a valid CAS Registry Number.