89402-34-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89402-34-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,4,0 and 2 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 89402-34:
(7*8)+(6*9)+(5*4)+(4*0)+(3*2)+(2*3)+(1*4)=146
146 % 10 = 6
So 89402-34-6 is a valid CAS Registry Number.
89402-34-6Relevant articles and documents
Solvent-free process for the preparation of ((pyridinyloxy)phenoxy) propionate derivatives
-
, (2008/06/13)
A solvent-free process for the preparation of herbicidal 2-(4-(pyridinyl-2-oxy)phenoxy)propionate esters is disclosed. The process involves the coupling of a 2-fluoropyridine and an ester of 2-(4-hydroxyphenoxy)propionic acid in the presence of an anhydro