1373318-85-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1373318-85-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,3,3,1 and 8 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1373318-85:
(9*1)+(8*3)+(7*7)+(6*3)+(5*3)+(4*1)+(3*8)+(2*8)+(1*5)=164
164 % 10 = 4
So 1373318-85-4 is a valid CAS Registry Number.