1805874-45-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1805874-45-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,0,5,8,7 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1805874-45:
(9*1)+(8*8)+(7*0)+(6*5)+(5*8)+(4*7)+(3*4)+(2*4)+(1*5)=196
196 % 10 = 6
So 1805874-45-6 is a valid CAS Registry Number.