1845-60-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1845-60-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,4 and 5 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1845-60:
(6*1)+(5*8)+(4*4)+(3*5)+(2*6)+(1*0)=89
89 % 10 = 9
So 1845-60-9 is a valid CAS Registry Number.