1,2-Dichloro-4-fluorobenzene

Base Information

• Chemical Name: 1,2-Dichloro-4-fluorobenzene
• CAS No.: 1435-49-0
• Molecular Formula: C6H3Cl2F
• Molecular Weight: 164.994
• Hs Code.: 29039990
• European Community (EC) Number: 215-858-3
• NSC Number: 82300
• DSSTox Substance ID: DTXSID90162444
• Nikkaji Number: J298.620E
• Wikidata: Q72466217
• Mol file: 1435-49-0.mol

Synonyms:1-Fluoro-3,4-dichlorobenzene;3,4-Dichloro-1-fluorobenzene;3,4-Dichlorofluorobenzene;NSC 82300;

Chemical Property of 1,2-Dichloro-4-fluorobenzene

Chemical Property:

• Appearance/Colour: clear colorless to slightly yellow liquid
• Melting Point: -1 °C(lit.)
• Refractive Index: n20/D 1.524(lit.)
• Boiling Point: 172.2 °C at 760 mmHg
• Flash Point: 64.4 °C
• PSA: 0.00000
• Density: 1.403 g/cm³
• LogP: 3.13250
• Storage Temp.: Sealed in dry,Room Temperature
• XLogP3: 3.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 163.9595836
• Heavy Atom Count: 9
• Complexity: 97.1

Purity/Quality:

98% ^*data from raw suppliers

3,4-Dichlorofluorobenzene ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi; Xn
• Hazard Codes: Xn,Xi
• Statements: 22-36/37/38
• Safety Statements: 26-37/39-37

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=C(C=C1F)Cl)Cl

Technology Process of 1,2-Dichloro-4-fluorobenzene

There total 10 articles about 1,2-Dichloro-4-fluorobenzene 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: 75.0%

potassium m, p-dichloro phenyltrifluoroborate → 3,4-dichlorofluorobenzene (1435-49-0)

Guidance literature:

With lithium hydroxide monohydrate; silver trifluoromethanesulfonate; Selectfluor; In ethyl acetate; at 55 ℃; Sealed tube;

DOI:10.1016/j.tet.2014.10.055

Reference yield: 34.0%

4-bromo-1,2-dichlorobenzene (18282-59-2) → 3,4-dichlorofluorobenzene (1435-49-0)

Guidance literature:

4-bromo-1,2-dichlorobenzene; With TurboGrignard; In tetrahydrofuran; 1,4-dioxane; at 0 - 25 ℃; Inert atmosphere;

With N-fluorobis(benzenesulfon)imide; In dichloromethane; octadecafluorodecahydronaphthalene (cis+trans); at -78 - 20 ℃; Inert atmosphere;

DOI:10.1055/s-0029-1218816

Reference yield:

2,3-dichlorofluorobenzene (36556-50-0) → 3,4-dichlorofluorobenzene (1435-49-0) + 3-chlorofluorobenzene (625-98-9) + 1,4-dichloro-2-fluorobenzene (348-59-4) + 1,3-dichloro-4-fluorobenzene (1435-48-9)

Guidance literature:

In acetonitrile; for 10h; Product distribution; Irradiation;

DOI:10.1246/cl.1987.1589

upstream raw materials:

2-chloro-5-fluoroaniline

m,p-dichloroaniline

2,3-dichlorofluorobenzene

sulfuric acid

Downstream raw materials:

3,4-dichlorophenol

3,4-dichloroanisole

1,2-dichloro-4-fluoro-5-nitrobenzene

1,2,4-Tribromo-5,6-dichloro-3-fluoro-benzene