4-BROMO-2,3,5,6-TETRAFLUOROANILINE

Base Information

• Chemical Name: 4-BROMO-2,3,5,6-TETRAFLUOROANILINE
• CAS No.: 1998-66-9
• Molecular Formula: C6H2BrF4N
• Molecular Weight: 243.986
• Hs Code.: 2921420090
• Mol file: 1998-66-9.mol

Synonyms:Aniline,4-bromo-2,3,5,6-tetrafluoro- (7CI,8CI);2,3,5,6-Tetrafluoro-4-bromoaniline;4-Bromotetrafluoroaniline;

Chemical Property of 4-BROMO-2,3,5,6-TETRAFLUOROANILINE

Chemical Property:

• Vapor Pressure: 0.559mmHg at 25°C
• Melting Point: 59-61 °C(lit.)
• Refractive Index: 1.523
• Boiling Point: 189.815 °C at 760 mmHg
• PKA: -0.92±0.10(Predicted)
• Flash Point: 68.598 °C
• PSA: 26.02000
• Density: 1.956 g/cm³
• LogP: 3.16890
• Storage Temp.: Keep in dark place,Inert atmosphere,Room temperature

Purity/Quality:

98%,99%, ^*data from raw suppliers

4-Bromo-2,3,5,6-tetrafluoroaniline ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn,Xi
• Hazard Codes: Xn,Xi
• Statements: 20/21/22-36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-BROMO-2,3,5,6-TETRAFLUOROANILINE

There total 3 articles about 4-BROMO-2,3,5,6-TETRAFLUOROANILINE 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: 59.0%

(4-bromo-2,3,5,6-tetrafluorophenyl)hydrazine (2797-79-7) → 4-bromo-2,3,5,6-tetrafluoroaniline (1998-66-9)

Guidance literature:

With hydrogenchloride; at 140 ℃; for 3h;

DOI:10.1016/S0022-1139(00)80893-3

Reference yield:

2,3,5,6-tetrafluoroaniline (700-17-4) → 4-bromo-2,3,5,6-tetrafluoroaniline (1998-66-9)

Guidance literature:

With bromine;

DOI:10.1021/jo01341a042

Reference yield:

→ 4-bromo-2,3,5,6-tetrafluoroaniline (1998-66-9)

Guidance literature:

p-Bromtetrafluorphenylhydrazin, 1.) HI, 2.) Brom;

DOI:10.1039/P29760001541

upstream raw materials:

(4-bromo-2,3,5,6-tetrafluorophenyl)hydrazine

2,3,5,6-tetrafluoroaniline

Downstream raw materials:

1,2-bis(4-bromo-2,3,5,6-tetrafluorophenyl)diazene

C₂₅H₂₁F₄NO

C₂₅H₂₃F₄NO

(Z)-4,4'-dibromooctafluoroazobenzene

Refernces

• 1、 Bolton,R.,Sandall,J.P.B.. "-". . p. 1541 - 1545. Retrieved 1976.