2,4-BIS(TRIFLUOROMETHYL)ANILINE

Base Information

• Chemical Name: 2,4-BIS(TRIFLUOROMETHYL)ANILINE
• CAS No.: 367-71-5
• Molecular Formula: C8H5F6N
• Molecular Weight: 229.125
• Hs Code.: 2921420090
• Mol file: 367-71-5.mol

Synonyms:2,4-Xylidine,a,a,a,a',a',a'-hexafluoro- (8CI);2,4-Di(trifluoromethyl)aniline;a,a,a,a',a',a'-Hexafluoro-2,4-xylidine;

Chemical Property of 2,4-BIS(TRIFLUOROMETHYL)ANILINE

Chemical Property:

• Vapor Pressure: 1.17mmHg at 25°C
• Refractive Index: 1.4372
• Boiling Point: 175.1 °C at 760 mmHg
• PKA: -0.37±0.10(Predicted)
• Flash Point: 69.8 °C
• PSA: 26.02000
• Density: 1.443 g/cm³
• LogP: 3.88760
• Storage Temp.: Keep in dark place,Inert atmosphere,Room temperature

Purity/Quality:

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

2,4-Bis(trifluoromethyl)aniline ^*data from reagent suppliers

Safty Information:

• Pictogram(s): T; Xn
• Hazard Codes: T,Xn,Xi
• Statements: 23/24/25-33-36/38-36/37/38-20/21/22-52-36
• Safety Statements: 36/37/39-45-36-26

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,4-BIS(TRIFLUOROMETHYL)ANILINE

There total 5 articles about 2,4-BIS(TRIFLUOROMETHYL)ANILINE 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: 90.0%

Togni's reagent II (887144-94-7) + 4-trifluoromethylphenylamine (455-14-1) → 2,4-bis(trifluoromethyl)aniline (367-71-5)

Guidance literature:

With potassium carbonate; In acetonitrile; at 75 ℃; for 6h; Schlenk technique; Inert atmosphere;

DOI:10.1016/j.tetlet.2019.151538

Reference yield: 89.0%

4-trifluoromethylphenylamine (455-14-1) + iodotrifluoromethane (2314-97-8,263005-66-9) → 2,4-bis(trifluoromethyl)aniline (367-71-5)

Guidance literature:

With fac-tris(2-phenylpyridinato-N,C₂')iridium(III); potassium carbonate; In 1,2-dichloro-ethane; at 20 ℃; for 24h; regioselective reaction; Inert atmosphere; Schlenk technique; Irradiation;

DOI:10.1016/j.tetlet.2017.09.010

Reference yield: 28.0%

4-trifluoromethylphenylamine (455-14-1) + Langlois reagent (2926-29-6) → 2,4-bis(trifluoromethyl)aniline (367-71-5)

Guidance literature:

With tert.-butylhydroperoxide; In dichloromethane; water; at 0 - 15 ℃;

DOI:10.1021/jo501221h

upstream raw materials:

N-(2,4-bis-trifluoromethyl-phenyl)-phthalimide

iodotrifluoromethane

2-(trifluoromethyl)benzenamine

4-trifluoromethylphenylamine

Downstream raw materials:

N-[2,4-bis(trifluoromethyl)phenyl]-6-methyl-3-nitro-4-[3-(1,3-thiazol-2-yl)-1H-pyrazol-1-yl]-2-pyridinamine

N-[2,4-bis(trifluoromethyl)phenyl]-3-(([(1,1-dimethylethyl)(dimethyl)silyl]oxy)methyl)-6-methyl-4-[3-(1,3-thiazol-2-yl)-1H-pyrazol-1-yl]-2-pyridinamine

C₂₈H₃₁F₆N₅OSSi

2,4-bis(trifluoromethyl)aniline-3,5-dibromosalicylaldimine

Refernces

• 1、 Gao, Xianying,Geng, Yang,Han, Shuaijun,Liang, Apeng,Li, Jingya,Zou, Dapeng,Wu, Yusheng,Wu, Yangjie. "Nickel-Catalyzed Direct C-H Trifluoromethylation of Free Anilines with Togni's Reagent". supporting information. p. 3732 - 3735. Retrieved 2018/07/22.
• 2、 He, Chun-Yang,Gu, Ji-Wei,Zhang, Xingang. "Visible-light-mediated direct perfluoroalkylation and trifluoromethylation of free anilines". supporting information. p. 3939 - 3941. Retrieved 2017/09/21.