2,4-Dibromo-6-ethynylaniline

Base Information

Chemical Name:2,4-Dibromo-6-ethynylaniline
CAS No.:543740-86-9
Molecular Formula:C8H5Br2N
Molecular Weight:274.942
Hs Code.:2921420090
DSSTox Substance ID:DTXSID20466629
Nikkaji Number:J1.874.004D
Mol file:543740-86-9.mol

Synonyms:2,4-Dibromo-6-ethynylaniline;543740-86-9;2,4-DIBROMO-6-ETHYNYL-PHENYLAMINE;2,4-dibromo-6-ethynylphenylamine;DTXSID20466629

Suppliers and Price of 2,4-Dibromo-6-ethynylaniline

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 4 raw suppliers

Chemical Property of 2,4-Dibromo-6-ethynylaniline

Chemical Property:

Vapor Pressure:0.001mmHg at 25°C
Boiling Point:300.15°C at 760 mmHg
Flash Point:135.326°C
PSA：26.02000
Density:2.004g/cm³
LogP:3.35630
XLogP3:2.9
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:1
Rotatable Bond Count:1
Exact Mass:274.87682
Heavy Atom Count:11
Complexity:184

Purity/Quality:: 97% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C#CC1=C(C(=CC(=C1)Br)Br)N

Technology Process of 2,4-Dibromo-6-ethynylaniline

There total 3 articles about 2,4-Dibromo-6-ethynylaniline 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: 85.0%

: 543740-85-8
2,4-dibromo-6-[(trimethylsilyl)ethynyl]aniline

: 543740-86-9
2,4-dibromo-6-ethynylaniline

Guidance literature:: With tetrabutyl ammonium fluoride; In tetrahydrofuran; at 20 ℃; for 1h;
DOI:10.1016/S0040-4020(03)00073-5

Reference yield:

: 615-57-6
2,4-dibromo-aniline

: 543740-86-9
2,4-dibromo-6-ethynylaniline

Guidance literature:: Multi-step reaction with 3 steps

1: 88 percent / I₂; Ag₂SO₄ / ethanol / 3 h / 20 °C

2: 67 percent / CuI; Et₃N; PdCl₂(PPh₃)2 / tetrahydrofuran / 3 h / 20 °C

3: 85 percent / TBAF / tetrahydrofuran / 1 h / 20 °C

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; tetrabutyl ammonium fluoride; iodine; silver sulfate; triethylamine; In tetrahydrofuran; ethanol; 2: Sonogashira cross-coupling;
DOI:10.1016/S0040-4020(03)00073-5

Reference yield:

: 697-87-0
2,4-dibromo-6-iodoaniline

: 543740-86-9
2,4-dibromo-6-ethynylaniline

Guidance literature:: Multi-step reaction with 2 steps

1: 67 percent / CuI; Et₃N; PdCl₂(PPh₃)2 / tetrahydrofuran / 3 h / 20 °C

2: 85 percent / TBAF / tetrahydrofuran / 1 h / 20 °C

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; tetrabutyl ammonium fluoride; triethylamine; In tetrahydrofuran; 1: Sonogashira cross-coupling;
DOI:10.1016/S0040-4020(03)00073-5