18338-40-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18338-40-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,3,3 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 18338-40:
(7*1)+(6*8)+(5*3)+(4*3)+(3*8)+(2*4)+(1*0)=114
114 % 10 = 4
So 18338-40-4 is a valid CAS Registry Number.
InChI:InChI=1/C4H7Cl3/c1-3(6)4(7)2-5/h3-4H,2H2,1H3