1,2-Difluoro-3-propoxybenzene

Base Information

• Chemical Name: 1,2-Difluoro-3-propoxybenzene
• CAS No.: 124728-93-4
• Molecular Formula: C9H10F2O
• Molecular Weight: 172.175
• Hs Code.: 2909309090
• European Community (EC) Number: 603-008-8
• DSSTox Substance ID: DTXSID60560998
• Nikkaji Number: J3.002.207F
• Wikidata: Q82444657
• Mol file: 124728-93-4.mol

Synonyms:1,2-difluoro-3-propoxybenzene;124728-93-4;1-Propoxy-2,3-difluorobenzene;2,3-DIFLUORO-1-PROPOXYBENZENE;Benzene, 1,2-difluoro-3-propoxy-;SCHEMBL8216509;4- propoxy-2,3-difluorobenzene;DTXSID60560998;NWZJQVBKARIQNT-UHFFFAOYSA-N;MFCD08059514;AKOS015890525;AC-26421;AS-61142

Chemical Property of 1,2-Difluoro-3-propoxybenzene

Chemical Property:

• Vapor Pressure: 0.785mmHg at 25°C
• Refractive Index: 1.457
• Boiling Point: 189.5 °C at 760 mmHg
• Flash Point: 74.8 °C
• PSA: 9.23000
• Density: 1.111 g/cm³
• LogP: 2.75360
• Storage Temp.: Keep Cold
• XLogP3: 3
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 3
• Exact Mass: 172.06997126
• Heavy Atom Count: 12
• Complexity: 130

Purity/Quality:

>99% ^*data from raw suppliers

1,2-Difluoro-3-propoxybenzene 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCCOC1=C(C(=CC=C1)F)F

Technology Process of 1,2-Difluoro-3-propoxybenzene

There total 4 articles about 1,2-Difluoro-3-propoxybenzene 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: 92.0%

2,3-difluorophenol (6418-38-8) + 1-iodo-propane (107-08-4) → 1,2-difluoro-3-n-propoxybenzene (124728-93-4)

Guidance literature:

With sodium carbonate; In ethanol; water;

Reference yield: 90.6%

1-Chloropropane (540-54-5) + 2,3-difluorophenol (6418-38-8) → 1,2-difluoro-3-n-propoxybenzene (124728-93-4)

Guidance literature:

With tetrabutylammomium bromide; potassium hydroxide; In water; N,N-dimethyl-formamide; toluene; at 30 ℃; Reflux; Industrial scale;

Reference yield:

1,2-difluoro-3-(prop-2-yn-1-yloxy)benzene (890840-88-7) + 7,8-difluoro-2H-chromene (1029476-86-5) → 7,8-difluoro-3,4-dihydro-1-benzopyran (1029476-87-6) + 1,2-difluoro-3-n-propoxybenzene (124728-93-4)

Guidance literature:

With hydrogen; 5%-palladium/activated carbon; In tetrahydrofuran; at 20 ℃; for 1h;

upstream raw materials:

2,3-difluorophenol

1-iodo-propane

1,2-difluoro-3-(prop-2-yn-1-yloxy)benzene

7,8-difluoro-2H-chromene

Downstream raw materials:

2,3-difluorophenol

Refernces

• 1、 -. "A 1- alkoxyl fluorinegeneration of benzene apperception composition preparation method". Paragraph 0033-0035. . Retrieved 2017/03/17.
• 2、 -. "Liquid crystal compound having negative dielectric anisotropy, liquid crystal composition containing said liquid crystal compound and liquid crystal display device using said composition". . . Retrieved 2008/06/13.