3-chlorophenoxyacetic acid

Modify Date: 2026-07-09 16:43:23

3-chlorophenoxyacetic acid Structure
3-chlorophenoxyacetic acid structure
Common Name 3-chlorophenoxyacetic acid
CAS Number 588-32-9 Molecular Weight 186.592
Density 1.4±0.1 g/cm3 Boiling Point 315.2±17.0 °C at 760 mmHg
Molecular Formula C8H7ClO3 Melting Point 106-111 °C
MSDS Chinese USA Flash Point 144.4±20.9 °C

Summary: (3-Chlorophenoxy)acetic Acid, also known as 3-chlorophenoxyacetic acid, has a molecular formula of C8H7ClO3 and a molecular weight of 186.592. It appears as a white crystal, with a melting point of 106-111°C and a boiling point of 315.2±17.0°C. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name (3-Chlorophenoxy)acetic Acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.4±0.1 g/cm3
Boiling Point 315.2±17.0 °C at 760 mmHg
Melting Point 106-111 °C
Molecular Formula C8H7ClO3
Molecular Weight 186.592
Flash Point 144.4±20.9 °C
Exact Mass 186.008377
PSA 46.53000
LogP 2.17
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.558
InChIKey XSBUXVWJQVTYLC-UHFFFAOYSA-N
SMILES O=C(O)COc1cccc(Cl)c1

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

Name: 3-Chlorophenoxyacetic acid 98% Material Safety Data Sheet
Synonym:
CAS: 588-32-9
Section 1 - Chemical Product MSDS Name:3-Chlorophenoxyacetic acid 98% Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
588-32-9 3-Chlorophenoxyacetic acid 98% 209-616-6
Hazard Symbols: XN
Risk Phrases: 22

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Harmful if swallowed.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. May be harmful if absorbed through the skin.
Ingestion:
Harmful if swallowed. May cause irritation of the digestive tract.
Inhalation:
May cause respiratory tract irritation. May be harmful if inhaled.
Chronic:
Not available.

Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:
Treat symptomatically and supportively.

Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.

Section 7 - HANDLING and STORAGE
Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage:
Store in a cool, dry place. Store in a tightly closed container.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 588-32-9: Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Powder
Color: off-white
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 106 - 111 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C8H7ClO3
Molecular Weight: 186.59

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Hydrogen chloride, carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 588-32-9 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
3-Chlorophenoxyacetic acid - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION


Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION

IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XN
Risk Phrases:
R 22 Harmful if swallowed.
Safety Phrases:
WGK (Water Danger/Protection)
CAS# 588-32-9: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 588-32-9 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 588-32-9 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xn:Harmful;
Risk Phrases R22
Safety Phrases S22-S36/37
RIDADR 2811
Packaging Group III
Hazard Class 6.1
HS Code 2918990090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~79%

3-chlorophenoxyacetic acid Structure

3-chlorophenoxy...

CAS#:588-32-9

Learn More
Literature: Heescher, Carolin; Schollmeyer, Dieter; Nubbemeyer, Udo European Journal of Organic Chemistry, 2013 , # 20 p. 4399 - 4404

~76%

3-chlorophenoxyacetic acid Structure

3-chlorophenoxy...

CAS#:588-32-9

Learn More
Literature: Xiao, Yan; Xu, Yongnan; Cheon, Hwan-Sung; Chae, Junghyun Journal of Organic Chemistry, 2013 , vol. 78, # 11 p. 5804 - 5809

~%

3-chlorophenoxyacetic acid Structure

3-chlorophenoxy...

CAS#:588-32-9

Learn More
Literature: Bot. Gaz., , vol. 112, p. 250,252

~%

3-chlorophenoxyacetic acid Structure

3-chlorophenoxy...

CAS#:588-32-9

Learn More
Literature: Contributions from Boyce Thompson Institute, , vol. 14, p. 91,95, 96 Chem.Abstr., , p. 1473

~%

3-chlorophenoxyacetic acid Structure

3-chlorophenoxy...

CAS#:588-32-9

Learn More
Literature: Bot. Gaz., , vol. 112, p. 250,252

~%

3-chlorophenoxyacetic acid Structure

3-chlorophenoxy...

CAS#:588-32-9

Learn More
Literature: Journal of Medicinal Chemistry, , vol. 15, # 9 p. 940 - 944

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2918990090
Summary 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 3-chlorophenoxyacetic acidBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Inhibition of glycolic acid oxidase (unknown origin) assessed as enzyme-mediated redu...
Source: ChEMBL
Target: N/A
External Id: CHEMBL3252910
Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: Octanol-water partition coefficient, log P of the compound
Source: ChEMBL
Target: N/A
External Id: CHEMBL3256050
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
Name: Cyclohexanol-water partition coefficient, log P of the compound
Source: ChEMBL
Target: N/A
External Id: CHEMBL3256054
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

3-chlorophenoxyacetic acid
EINECS 209-616-6
2-(3-chlorophenoxy)acetic acid
MFCD00015850
(3-Chlorophenoxy)acetic acid

 3-chlorophenoxyacetic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the SMILES notation of (3-Chlorophenoxy)acetic Acid?
A: SMILES notation of (3-Chlorophenoxy)acetic Acid is O=C(O)COc1cccc(Cl)c1.
Q: What is the molecular weight of (3-Chlorophenoxy)acetic Acid?
A: Molecular weight of (3-Chlorophenoxy)acetic Acid is 186.592.
Q: What is the CAS number of (3-Chlorophenoxy)acetic Acid?
A: CAS number of (3-Chlorophenoxy)acetic Acid is 588-32-9.
Q: What is the boiling point of (3-Chlorophenoxy)acetic Acid?
A: Boiling point of (3-Chlorophenoxy)acetic Acid is 315.2±17.0 °C at 760 mmHg.
Q: What is the molecular formula of (3-Chlorophenoxy)acetic Acid?
A: Molecular formula of (3-Chlorophenoxy)acetic Acid is C8H7ClO3.
Q: What English synonyms does (3-Chlorophenoxy)acetic Acid have?
A: English synonyms of (3-Chlorophenoxy)acetic Acid: 3-chlorophenoxyacetic acid, EINECS 209-616-6, 2-(3-chlorophenoxy)acetic acid, MFCD00015850, (3-Chlorophenoxy)acetic acid.
Q: What is the LogP of (3-Chlorophenoxy)acetic Acid?
A: LogP of (3-Chlorophenoxy)acetic Acid is 2.17.
Q: What is the English name of (3-Chlorophenoxy)acetic Acid?
A: The English name of (3-Chlorophenoxy)acetic Acid is (3-Chlorophenoxy)acetic Acid.
Q: What is the polar surface area (PSA) of (3-Chlorophenoxy)acetic Acid?
A: Polar surface area (PSA) of (3-Chlorophenoxy)acetic Acid is 46.53000.
Q: What is the safety information for (3-Chlorophenoxy)acetic Acid?
A: Safety information for (3-Chlorophenoxy)acetic Acid: S22-S36/37.

 3-chlorophenoxyacetic acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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