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122-88-3

122-88-3 structural image
Product Name: 4-Chlorophenoxyacetic acid
Formula: C8H7ClO3
Synonyms: 4-CPA
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Odorless solid; [HSDB] White or off-white powder; [MSDSonline]
Color/Form Prisms or needles from water
Melting Point 156.5 °C
Solubility In water, 957 mg/L at 25 °C
Vapor Pressure 0.000318 [mmHg]
LogP log Kow = 2.25
Stability/Shelf Life It is stable at elevated temperatures (54 °C) and on exposure to metals, but degrades (30% loss in 24 hours) on exposure to sunlight.
Decomposition When heated to decomposition it emits toxic fumes of /hydrogen chloride/.
Odor Threshold Odorless
Dissociation Constants pKa = 3.56
Chemical Classes Pesticides -> Herbicides, Chlorophenoxy

SAFETY INFORMATION

Signal word Warning
Pictogram(s)

Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H302:Acute toxicity,oral
Precautionary Statement Codes P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P270:Do not eat, drink or smoke when using this product.
P330:Rinse mouth.

COMPUTED DESCRIPTORS

Molecular Weight 186.59 g/mol
XLogP3 2.2
Hydrogen Bond Donor Count 1
Hydrogen Bond Acceptor Count 3
Rotatable Bond Count 3
Exact Mass 186.0083718 g/mol
Monoisotopic Mass 186.0083718 g/mol
Topological Polar Surface Area 46.5 Ų
Heavy Atom Count 12
Formal Charge 0
Complexity 152
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

(4-chlorophenoxy)acetic acid is a chlorophenoxyacetic acid that is phenoxyacetic acid carrying a chloro substituent at position 4. It has a role as a phenoxy herbicide. It is a chlorophenoxyacetic acid and a member of monochlorobenzenes. It is a conjugate acid of a (4-chlorophenoxy)acetate.

RELATED SUPPLIERS

Prayag Pharmachem

1Y
product:122-88-3 4-CPA 98%

Suryaprabha Pharmachem

1Y
product:4-CPA 99%
All suppliers(2)