3-Chloro-4-fluorophenylacetic acid

Modify Date: 2026-07-14 15:18:23

3-Chloro-4-fluorophenylacetic acid Structure
3-Chloro-4-fluorophenylacetic acid structure
Common Name 3-Chloro-4-fluorophenylacetic acid
CAS Number 705-79-3 Molecular Weight 188.583
Density 1.4±0.1 g/cm3 Boiling Point 302.0±27.0 °C at 760 mmHg
Molecular Formula C8H6ClFO2 Melting Point 55-58°C
MSDS USA Flash Point 136.4±23.7 °C

 Names

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

Name 3-Chloro-4-fluorophenylacetic 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 302.0±27.0 °C at 760 mmHg
Melting Point 55-58°C
Molecular Formula C8H6ClFO2
Molecular Weight 188.583
Flash Point 136.4±23.7 °C
Exact Mass 188.004028
PSA 37.30000
LogP 2.26
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.548
InChIKey WGODGMOMOMNTRN-UHFFFAOYSA-N
SMILES O=C(O)Cc1ccc(F)c(Cl)c1

 MSDS

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

Material Safety Data Sheet

Section1. Identification of the substance
3-Chloro-4-fluorophenylacetic acid
Product Name:
Synonyms:

Section2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.
H315:Causes skin irritation
H319:Causes serious eye irritation
H335:May cause respiratory irritation
P261:Avoid breathing dust/fume/gas/mist/vapours/spray
Wear protective gloves/protective clothing/eye protection/face protection
P280:
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present
and easy to do – continue rinsing
P304+P340:IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
P405:Store locked up

Section3. Composition/information on ingredients.
3-Chloro-4-fluorophenylacetic acid
Ingredient name:
CAS number:705-79-3

Section4. First aid measures
Immediately wash skin with copious amounts of water for at least 15 minutes while removing
Skin contact:
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.
Ingestion:

Section5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

Section6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution:Wear approved mask/respirator
Hand precaution:Wear suitable gloves/gauntlets
Skin protection:Wear suitable protective clothing
Eye protection:Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

Section7. Handling and storage
Handling:This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Storage:Store in closed vessels.

Section8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section9. Physical and chemical properties
Not specified
Appearance:
Boiling point:No data
Melting point:No data
Flash point:No data
Density:No data
Molecular formula:C8H6ClFO2
Molecular weight:188.6

Section10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, hydrogen chloride, hydrogen fluoride.

Section11. Toxicological information
No data.

Section12. Ecological information
No data.

Section13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

Section14. Transportation information
Non-harzardous for air and ground transportation.

Section15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.


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 Xi
Risk Phrases R36/37/38
Safety Phrases S26-S36/37/39
HS Code 2916399090

 Synthetic Route

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

~%

3-Chloro-4-fluorophenylacetic acid Structure

3-Chloro-4-fluo...

CAS#:705-79-3

Learn More
Literature: Journal of Organic Chemistry, , vol. 26, p. 2353 - 2355

~%

3-Chloro-4-fluorophenylacetic acid Structure

3-Chloro-4-fluo...

CAS#:705-79-3

Learn More
Literature: Journal of Organic Chemistry, , vol. 26, p. 2353 - 2355

~%

3-Chloro-4-fluorophenylacetic acid Structure

3-Chloro-4-fluo...

CAS#:705-79-3

Learn More
Literature: Journal of Organic Chemistry, , vol. 26, p. 2353 - 2355

~%

3-Chloro-4-fluorophenylacetic acid Structure

3-Chloro-4-fluo...

CAS#:705-79-3

Learn More
Literature: Journal of Organic Chemistry, , vol. 26, p. 2353 - 2355

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  4

DownStream  0

 Customs

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

HS Code 2916399090
Summary 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Synonyms

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

3-Chloro-4-fluorophenylacetic acid
(3-Chloro-4-fluorophenyl)acetic acid
3-Chloro-4-fluorobenzeneacetic acid
2-(3-Chloro-4-fluorophenyl)acetic acid
QV1R CG DF
MFCD01631555

 3-Chloro-4-fluorophenylacetic acid | FAQ

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

Q: What is the English name of 3-Chloro-4-fluorophenylacetic acid?
A: The English name of 3-Chloro-4-fluorophenylacetic acid is 3-Chloro-4-fluorophenylacetic acid.
Q: What is the polar surface area (PSA) of 3-Chloro-4-fluorophenylacetic acid?
A: Polar surface area (PSA) of 3-Chloro-4-fluorophenylacetic acid is 37.30000.
Q: What English synonyms does 3-Chloro-4-fluorophenylacetic acid have?
A: English synonyms of 3-Chloro-4-fluorophenylacetic acid: 3-Chloro-4-fluorophenylacetic acid, (3-Chloro-4-fluorophenyl)acetic acid, 3-Chloro-4-fluorobenzeneacetic acid, 2-(3-Chloro-4-fluorophenyl)acetic acid, QV1R CG DF, MFCD01631555.
Q: What is the LogP of 3-Chloro-4-fluorophenylacetic acid?
A: LogP of 3-Chloro-4-fluorophenylacetic acid is 2.26.
Q: What is the melting point of 3-Chloro-4-fluorophenylacetic acid?
A: Melting point of 3-Chloro-4-fluorophenylacetic acid is 55-58°C.
Q: What is the SMILES notation of 3-Chloro-4-fluorophenylacetic acid?
A: SMILES notation of 3-Chloro-4-fluorophenylacetic acid is O=C(O)Cc1ccc(F)c(Cl)c1.
Q: What is the molecular weight of 3-Chloro-4-fluorophenylacetic acid?
A: Molecular weight of 3-Chloro-4-fluorophenylacetic acid is 188.583.
Q: What are the upstream materials of 3-Chloro-4-fluorophenylacetic acid?
A: Related upstream materials(CAS) of 3-Chloro-4-fluorophenylacetic acid: 348-51-6;2994-69-6;658-98-0;2923-66-2.
Q: What is the molecular formula of 3-Chloro-4-fluorophenylacetic acid?
A: Molecular formula of 3-Chloro-4-fluorophenylacetic acid is C8H6ClFO2.
Q: What is the boiling point of 3-Chloro-4-fluorophenylacetic acid?
A: Boiling point of 3-Chloro-4-fluorophenylacetic acid is 302.0±27.0 °C at 760 mmHg.

 3-Chloro-4-fluorophenylacetic 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.
The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.