345-84-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 345-84-6 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,4 and 5 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 345-84:
(5*3)+(4*4)+(3*5)+(2*8)+(1*4)=66
66 % 10 = 6
So 345-84-6 is a valid CAS Registry Number.