ChemicalBook >> CAS DataBase List >>4-Fluorophenylacetic acid

4-Fluorophenylacetic acid

CAS No.
405-50-5
Chemical Name:
4-Fluorophenylacetic acid
Synonyms
2-(4-FLUOROPHENYL)ACETIC ACID;P-FLUOROPHENYLACETIC ACID;Benzeneacetic acid, 4-fluoro-;NSC 402;Ba 2821;RARECHEM AL BO 0131;4-Fluorophenylacetic;Of the acid fluoride;4-FLUOROPHENYLACETIC ACID;4-fluoro-benzeneaceticaci
CBNumber:
CB7337064
Molecular Formula:
C8H7FO2
Molecular Weight:
154.14
MDL Number:
MFCD00004343
MOL File:
405-50-5.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:12
Product description Number Pack Size Price
4-Fluorophenylacetic acid 98% F13304 25g $62.7
4-Fluorophenylacetic acid 98% F13304 100g $140
4-Fluorophenylacetic Acid >98.0%(T) F0206 5g $23
4-Fluorophenylacetic Acid >98.0%(T) F0206 25g $59
4-Fluorophenylacetic Acid >98.0%(T) F0206 250g $456
More product size

4-Fluorophenylacetic acid Properties

Melting point 81-83 °C (lit.)
Boiling point 164°C (2.25 torr)
Density 1.1850 (estimate)
Flash point >100°C
storage temp. Sealed in dry,Room Temperature
pka pK1:4.25 (25°C)
form Shiny Crystalline Powder or Flakes
color White
Water Solubility Insoluble in water.
Merck 14,4177
BRN 972145
InChI InChI=1S/C8H7FO2/c9-7-3-1-6(2-4-7)5-8(10)11/h1-4H,5H2,(H,10,11)
InChIKey MGKPFALCNDRSQD-UHFFFAOYSA-N
SMILES C1(CC(O)=O)=CC=C(F)C=C1
CAS DataBase Reference 405-50-5(CAS DataBase Reference)
FDA UNII S5YJV7CAZ1
NIST Chemistry Reference Benzeneacetic acid, 4-fluoro-(405-50-5)
EPA Substance Registry System Benzeneacetic acid, 4-fluoro- (405-50-5)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P280g-P305+P351+P338
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  38-36/37/38
Safety Statements  22-24/25-36/37/39-27-26
WGK Germany  3
TSCA  TSCA listed
HazardClass  IRRITANT
HS Code  29163900
Storage Class 11 - Combustible Solids
NFPA 704
0
2 0

4-Fluorophenylacetic acid price More Price(42)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich F13304 4-Fluorophenylacetic acid 98% 405-50-5 25g $62.7 2026-03-19 Buy
Sigma-Aldrich F13304 4-Fluorophenylacetic acid 98% 405-50-5 100g $140 2026-03-19 Buy
TCI Chemical F0206 4-Fluorophenylacetic Acid >98.0%(T) 405-50-5 5g $23 2026-03-19 Buy
TCI Chemical F0206 4-Fluorophenylacetic Acid >98.0%(T) 405-50-5 25g $59 2026-03-19 Buy
TCI Chemical F0206 4-Fluorophenylacetic Acid >98.0%(T) 405-50-5 250g $456 2023-06-20 Buy
Product number Packaging Price Buy
F13304 25g $62.7 Buy
F13304 100g $140 Buy
F0206 5g $23 Buy
F0206 25g $59 Buy
F0206 250g $456 Buy

4-Fluorophenylacetic acid Chemical Properties,Uses,Production

Chemical Properties

white shiny crystalline powder or flakes

Uses

4-Fluorophenylacetic acid is used as an intermediate in the production of fluorinated anesthetics.

Synthesis Reference(s)

Journal of the American Chemical Society, 78, p. 6037, 1956 DOI: 10.1021/ja01604a023

Purification Methods

Crystallise it from heptane, but it is best purified by distillation at high vacuum. [Bergmann et al. J Am Chem Soc 78 6037 1956, Beilstein 9 III 2261, 9 IV 1672.]

766-98-3
405-50-5
Synthesis of 4-Fluorophenylacetic acid from 4-Fluorophenylacetylene
Global( 518)Suppliers
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View Lastest Price from 4-Fluorophenylacetic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
4-Fluorophenylacetic acid pictures 2026-04-28 4-Fluorophenylacetic acid
405-50-5
US $0.00 / Kg/Drum 10g 99% 100mt/year Jinan Finer Chemical Co., Ltd
4-Fluorophenylacetic acid pictures 2026-04-28 4-Fluorophenylacetic acid
405-50-5
US $120.00 / KG 1KG 98% 200tons/ year Speranza Chemical Co., Ltd.
4-Fluorophenylacetic acid pictures 2025-09-25 4-Fluorophenylacetic acid
405-50-5
US $9.00-0.90 / KG 1KG 99% g-kg-tons, free sample is available Henan Fengda Chemical Co., Ltd
4-Fluorobenzeneacetic acid 4-fluoro-benzeneaceticaci Acetic acid, (p-fluorophenyl)- NSC 402 4-FLUOROPHENYLACETIC ACID FOR SYNTHESIS 4-FLUOROPHENYLACETIC ACID The fluorine benzene acetic acid A085 4-Fluorophenylacetic acid Ba 2821 RARECHEM AL BO 0131 P-FLUOROPHENYLACETIC ACID 2-(4-fluorophenyl)acetate 4-Fluorophenylacetic Benzeneacetic acid, 4-fluoro- 4-Fluorophenylaceticacid,98% 4-Fluorophenylacetic acid 98% Of the acid fluoride 4-Fluorophenylacetic acid, 98% 10GR 4-FluorophenylaceticAcid> 4-Fluorophenylacetic acid ISO 9001:2015 REACH 4-Fluorophenylacetic Acid pure, 98% Para Fluoro Phenyl Acetic Acid 4-Fluorophenylacetic acid, 95% 2-(4-FLUOROPHENYL)ACETIC ACID 405-50-5 408-50-5 404-50-5 450-50-5 FC6H4CH2CO2H FC6H4CH2COOH C8 Building Blocks Organic Building Blocks Carboxylic Acids Carbonyl Compounds Aryl Fluorinated Building Blocks Building Blocks C7-C8 Carbonyl Compounds Carboxylic Acids Chemical Synthesis Fluorinated Building Blocks Organic Building Blocks Carboxylic Acids Phenyls & Phenyl-Het C8 Carbonyl Compounds Aromatic Phenylacetic Acids and Derivatives Fluorobenzene API intermediates Phenylacetic acid series Organic Fluorinated Building Blocks Other Fluorinated Organic Building Blocks