2-Chloro-4-hydroxybenzoic acid

Base Information

• Chemical Name: 2-Chloro-4-hydroxybenzoic acid
• CAS No.: 56363-84-9
• Molecular Formula: C7H5ClO3
• Molecular Weight: 172.568
• Hs Code.: 29189900
• European Community (EC) Number: 260-132-1
• DSSTox Substance ID: DTXSID0069098
• Nikkaji Number: J296.651D
• Wikidata: Q72451764
• Mol file: 56363-84-9.mol

Synonyms:2-Chloro-4-hydroxybenzoic acid;56363-84-9;Benzoic acid, 2-chloro-4-hydroxy-;4-hydroxy-2-chlorobenzoic acid;EINECS 260-132-1;MFCD00045855;2-chloro-4-hydroxy-benzoic acid;SCHEMBL945711;N-acetyl-2-chloroacetohydrazide;DTXSID0069098;WIPYZRZPNMUSER-UHFFFAOYSA-;CL8036;2-CHLORO-4-HYROXYBENZOIC ACID;AKOS009156805;AC-2566;CS-W017585;FS-2598;SY059550;C2349;FT-0611778;A20208;EN300-115793;J-508746

Chemical Property of 2-Chloro-4-hydroxybenzoic acid

Chemical Property:

• Appearance/Colour: off-white to beige or orange-brown cryst. powder
• Vapor Pressure: 1.73E-05mmHg at 25°C
• Melting Point: 207-209 °C
• Boiling Point: 349.6 °C at 760 mmHg
• PKA: 3.44±0.25(Predicted)
• Flash Point: 165.3 °C
• PSA: 57.53000
• Density: 1.536 g/cm³
• LogP: 1.74380
• Storage Temp.: Sealed in dry,Room Temperature
• Solubility.: soluble in Methanol
• XLogP3: 1.8
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 1
• Exact Mass: 171.9927217
• Heavy Atom Count: 11
• Complexity: 160

Purity/Quality:

99% ^*data from raw suppliers

2-Chloro-4-hydroxybenzoic Acid ^*data from reagent suppliers

Safty Information:

• Statements: 41
• Safety Statements: 24/25-39-26

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=C(C=C1O)Cl)C(=O)O

Technology Process of 2-Chloro-4-hydroxybenzoic acid

There total 12 articles about 2-Chloro-4-hydroxybenzoic acid which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 87.0%

2-chloro-4-iodobenzoic acid (145343-76-6) → 2-chloro-4-hydroxybenzoic acid (56363-84-9)

Guidance literature:

With copper(I) oxide; 1D-1-O-Methyl-muco-inostol; sodium hydroxide; In water; at 100 ℃; for 6h;

Reference yield:

2,4 dichlorobenzoic acid (50-84-0) → 4-chlorosalicylic acid (5106-98-9) + 2-chloro-4-hydroxybenzoic acid (56363-84-9)

Guidance literature:

With methanol; sodium methylate; at 183 ℃;

Reference yield:

2,4 dichlorobenzoic acid (50-84-0) + sodium methylate (124-41-4) → 4-chlorosalicylic acid (5106-98-9) + 2-chloro-4-hydroxybenzoic acid (56363-84-9)

Guidance literature:

at 183 ℃;

upstream raw materials:

2,4 dichlorobenzoic acid

sodium methylate

2-chloro-4-methoxybenzoic acid

4-amino-2-chlorobenzoic acid

Downstream raw materials:

2-Chloro-4-hydroxy-benzoic acid 4-sec-butyl-phenyl ester

4-butylphenyl 2-chloro-4-hydroxybenzoate

p-cyanophenyl p-hydroxy-o-chlorobenzoate

4-benzyloxy-2-chloro-benzoic acid

Refernces

• 1、 -. "Application of quebrachitol in hydrolysis reaction of copper-catalyzed aryl halide". Paragraph 0045-0047. . Retrieved 2019/07/16.
• 2、 Marzi, Elena,Schlosser, Manfred. "The site-selective functionalization of halogen-bearing phenols: An exercise in diversity-oriented organometallic synthesis". . p. 3393 - 3401. Retrieved 2007/10/03.