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ChemicalBook CAS DataBase List pentyl (2,4-dichlorophenoxy)acetate
1917-92-6

pentyl (2,4-dichlorophenoxy)acetate synthesis

4synthesis methods
-

Yield:1917-92-6 290.54 g

Reaction Conditions:

with 2-ethylthiazole;chlorine;titanium(IV) oxide at 50; for 0.5 h;

Steps:

7

1.27 g of 99% titanium dioxide was added to n-pentyl phenoxyacetate.0.58 g of 99% 2-ethylthiazole was reacted at 151.34 g of 99% chlorine gas at 50 ° C, and the reaction was kept at this temperature for 0.5 h.Distilling and collecting fractions at 135-145 ° C under a pressure of 1 kpa,2,4-dichlorophenoxyacetic acid n-amyl ester 290.54g,The content is 99.08%.

References:

CN108947838,2018,A Location in patent:Paragraph 0111; 0113

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