4-Chlorophenoxyacetic acid

Names
Preferred IUPAC name (4-Chlorophenoxy)acetic acid
Other names 2-(4-Chlorophenoxy)acetic acid Parachlorophenoxyacetate 4-Chlorophenoxyacetate
Identifiers
CAS Number	122-88-3 Y
3D model (JSmol)	Interactive image
Abbreviations	pCPA
ChEBI	CHEBI:1808 Y
ChEMBL	ChEMBL178018 Y
ChemSpider	24438 Y
ECHA InfoCard	100.004.166
KEGG	C07088 Y
PubChem CID	26229
UNII	4EMM3U5P3K Y
CompTox Dashboard (EPA)	DTXSID9034282
InChI InChI=1S/C8H7ClO3/c9-6-1-3-7(4-2-6)12-5-8(10)11/h1-4H,5H2,(H,10,11) Y Key: SODPIMGUZLOIPE-UHFFFAOYSA-N Y InChI=1/C8H7ClO3/c9-6-1-3-7(4-2-6)12-5-8(10)11/h1-4H,5H2,(H,10,11) Key: SODPIMGUZLOIPE-UHFFFAOYAE
SMILES Clc1ccc(OCC(=O)O)cc1
Properties
Chemical formula	C8H7ClO3
Molar mass	186.59 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Y verify (what is YN ?) Infobox references

4-Chlorophenoxyacetic acid or parachlorophenoxyacetate (pCPA) is a synthetic pesticide similar to chemicals in a group of plant hormones called auxins.

A proven use is in the synthesis of Fipexide.