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2-FLUORO-5-METHOXYBENZOIC ACID

CAS No.
367-83-9
Chemical Name:
2-FLUORO-5-METHOXYBENZOIC ACID
Synonyms
BUTTPARK 45\01-62;RARECHEM AL BO 0748;2-Fluoro-5-methoxybenzoicaci;2-FLUORO-5-METHOXYBENZOIC ACID;6-Fluoro-3-methoxybenzoic acid;Benzoic acid, 2-fluoro-5-methoxy-;2-Fluoro-5-(methyloxy)benzoic acid;2-Fluoro-5-Methoxybenzoic acid, 97+%;3-Carboxy-4-fluoroanisole, 6-Fluoro-m-anisic acid
CBNumber:
CB7141401
Molecular Formula:
C8H7FO3
Molecular Weight:
170.14
MDL Number:
MFCD00272566
MOL File:
367-83-9.mol
MSDS File:
SDS
Last updated:2026-05-28 02:29:04
Product description Number Pack Size Price
2-Fluoro-5-methoxybenzoic acid ≥95% PC8208 250mg $21
2-Fluoro-5-methoxybenzoic acid ≥95% PC8208 1g $28
2-Fluoro-5-methoxybenzoic acid ≥95% PC8208 5g $40
2-Fluoro-5-methoxybenzoic acid ≥95% PC8208 250mg $21
2-Fluoro-5-methoxybenzoic acid ≥95% PC8208 1g $28
More product size

2-FLUORO-5-METHOXYBENZOIC ACID Properties

Melting point 146-150
Boiling point 302.7±22.0 °C(Predicted)
Density 1.307
storage temp. Sealed in dry,Room Temperature
pka 3.15±0.10(Predicted)
Appearance White to off-white Solid
CAS DataBase Reference 367-83-9(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi,Xn
Risk Statements  36/37/38-22
Safety Statements  26-36
Hazard Note  Irritant
HS Code  2918999090
NFPA 704
0
2 0

2-FLUORO-5-METHOXYBENZOIC ACID price More Price(59)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Apolloscientific PC8208 2-Fluoro-5-methoxybenzoic acid ≥95% 367-83-9 250mg $21 2026-06-04 Buy
Apolloscientific PC8208 2-Fluoro-5-methoxybenzoic acid ≥95% 367-83-9 1g $28 2026-06-04 Buy
Apolloscientific PC8208 2-Fluoro-5-methoxybenzoic acid ≥95% 367-83-9 5g $40 2026-06-04 Buy
Apolloscientific PC8208 2-Fluoro-5-methoxybenzoic acid ≥95% 367-83-9 250mg $21 2026-06-04 Buy
Apolloscientific PC8208 2-Fluoro-5-methoxybenzoic acid ≥95% 367-83-9 1g $28 2026-06-04 Buy
Product number Packaging Price Buy
PC8208 250mg $21 Buy
PC8208 1g $28 Buy
PC8208 5g $40 Buy
PC8208 250mg $21 Buy
PC8208 1g $28 Buy

2-FLUORO-5-METHOXYBENZOIC ACID Chemical Properties,Uses,Production

Chemical Properties

Class white powder

Uses

2-Fluoro-5-methoxybenzoic acid is used as an organic chemical synthesis intermediate.

Synthesis

4-Fluoroanisole

459-60-9

Carbon dioxide

124-38-9

2-FLUORO-5-METHOXYBENZOIC ACID

367-83-9

The general procedure for the synthesis of 2-fluoro-5-methoxybenzoic acid from 4-fluoroanisole and carbon dioxide was as follows: 1-fluoro-4-methoxybenzene (5 g, 39.6 mmol, 1.0 eq.) and PMDTA (7.56 g, 43.62 mmol, 1.1 eq.) were dissolved in anhydrous THF (100 mL) under nitrogen protection and cooled to -60 °C. A solution of s-BuLi (1.3 M, 36.6 mL, 47.5 mmol, 1.2 eq.) was added slowly over 1 hr. The reaction mixture continued to be stirred at -60 °C for 2 hours. Subsequently, carbon dioxide gas was passed into the solution for 1 hour. After completion of the reaction, the mixture was slowly warmed to room temperature, acidified with 1 M HCl solution and extracted with EtOAc. The organic phases were combined, washed sequentially with water and brine, dried over anhydrous sodium sulfate, filtered and concentrated under reduced pressure. The residue was purified by column chromatography (eluent: EtOAc/petroleum ether, gradient from 0:1 to 1:1) to afford 2-fluoro-5-methoxybenzoic acid as a yellow solid (5.4 g, 80% yield).LC-MS: m/z 171.1 [M+H]+, 193.0 [M+Na]+. 1H NMR (400 MHz, DMSO-d6) δ. 13.33 (s, 1H), 7.31 (m, 1H), 7.24 (m, 1H), 7.20-7.16 (m, 1H), 3.78 (s, 3H).

References

[1] Journal of Organic Chemistry, 2007, vol. 72, # 4, p. 1271 - 1275
[2] Patent: WO2013/37705, 2013, A2. Location in patent: Page/Page column 61; 62
[3] Patent: WO2004/14856, 2004, A1. Location in patent: Page 21
[4] Tetrahedron Letters, 1992, vol. 33, # 49, p. 7495 - 7498

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View Lastest Price from 2-FLUORO-5-METHOXYBENZOIC ACID manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-FLUORO-5-METHOXYBENZOIC ACID pictures 2021-07-13 2-FLUORO-5-METHOXYBENZOIC ACID
367-83-9
$10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
2-FLUORO-5-METHOXYBENZOIC ACID pictures 2020-01-10 2-FLUORO-5-METHOXYBENZOIC ACID
367-83-9
$1.00 1KG 99% 200kg Career Henan Chemical Co

2-FLUORO-5-METHOXYBENZOIC ACID Spectrum

2-FLUORO-5-METHOXYBENZOIC ACID BUTTPARK 45\01-62 RARECHEM AL BO 0748 3-Carboxy-4-fluoroanisole, 6-Fluoro-m-anisic acid 2-Fluoro-5-(methyloxy)benzoic acid 6-Fluoro-3-methoxybenzoic acid 2-Fluoro-5-Methoxybenzoic acid, 97+% Benzoic acid, 2-fluoro-5-methoxy- 2-Fluoro-5-methoxybenzoicaci 367-83-9 Fluorine series Benzoic acid Acids & Esters Anisoles, Alkyloxy Compounds & Phenylacetates Fluorine Compounds