ChemicalBook > CAS DataBase List > 2,5-Bis(trifluoromethyl)aniline

2,5-Bis(trifluoromethyl)aniline

Product Name
2,5-Bis(trifluoromethyl)aniline
CAS No.
328-93-8
Chemical Name
2,5-Bis(trifluoromethyl)aniline
Synonyms
2,5-DI;2,5-Bis(trifL;TIMTEC-BB SBB000691;2,5-Bis(trifluoromet;Dutasteride Impurity 34;2,5-DI(TRIFLUOROMETHYL)ANILINE;2,5-BIS(TRIFLUOROMETHYL)AMILINE;2,5-BIS(TRIFLUOROMETHYL)ANILINE;2,5-DIS(TRIFLUOROMETHYL)ANILINE;2,5-Bis(trifluoromethyl)aniline98%
CBNumber
CB8124180
Molecular Formula
C8H5F6N
Formula Weight
229.12
MOL File
328-93-8.mol
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2,5-Bis(trifluoromethyl)aniline Property

Boiling point:
70-71 °C15 mm Hg(lit.)
Density 
1.467 g/mL at 25 °C(lit.)
refractive index 
n20/D 1.432(lit.)
Flash point:
160 °F
storage temp. 
Keep in dark place,Inert atmosphere,Room temperature
solubility 
Chloroform (Slightly), Ethyl Acetate (Slightly)
form 
Oil
pka
0.24±0.10(Predicted)
Specific Gravity
1.467
color 
Clear Colourless
BRN 
2653046
InChI
InChI=1S/C8H5F6N/c9-7(10,11)4-1-2-5(6(15)3-4)8(12,13)14/h1-3H,15H2
InChIKey
XWMVIJUAZAEWIE-UHFFFAOYSA-N
SMILES
C1(N)=CC(C(F)(F)F)=CC=C1C(F)(F)F
CAS DataBase Reference
328-93-8(CAS DataBase Reference)
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Safety

Hazard Codes 
Xn,T,Xi
Risk Statements 
20/21/22-36/37/38
Safety Statements 
26-36/37/39-45-36
RIDADR 
2810
WGK Germany 
3
Hazard Note 
Toxic/Irritant
HazardClass 
6.1
PackingGroup 
III
HS Code 
29214990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
331546
Product name
2,5-Bis(trifluoromethyl)aniline
Purity
99%
Packaging
5g
Price
$90.5
Updated
2025/07/31
TCI Chemical
Product number
B2544
Product name
2,5-Bis(trifluoromethyl)aniline
Purity
>98.0%(GC)
Packaging
5g
Price
$45
Updated
2025/07/31
TCI Chemical
Product number
B2544
Product name
2,5-Bis(trifluoromethyl)aniline
Purity
>98.0%(GC)
Packaging
25g
Price
$179
Updated
2025/07/31
TRC
Product number
B585490
Product name
2,5-Bis(trifluoromethyl)aniline
Packaging
5g
Price
$95
Updated
2021/12/16
TRC
Product number
B585490
Product name
2,5-Bis(trifluoromethyl)aniline
Packaging
10g
Price
$185
Updated
2021/12/16
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2,5-Bis(trifluoromethyl)aniline Chemical Properties,Usage,Production

Chemical Properties

Clear colorless liquid

Uses

2,5-Bis(trifluoromethyl)aniline is a haloalkul substituted aniline used in the preparation of anti-benign prostatic hyperplasia drug, Dutasteride (D735000).

Uses

2,5-Bis(trifluoromethyl)aniline may be used in chemical synthesis.

Synthesis

320-88-7

328-93-8

Example 8: To an autoclave was added 1.05 g of Raney nickel catalyst (10 wt%) and 100 mL of isopropanol followed by 10.0 g of 2,5-bis(trifluoromethyl)nitrobenzene. Hydrogen was passed under stirring until the pressure reached 5 kg/cm2 and the temperature was raised to 70 °C. The reaction was continued at 70-90°C for 8 hours. After completion of the reaction, the temperature was allowed to drop to room temperature, the hydrogen pressure was released, the catalyst was removed by filtration and the filtrate was washed with isopropanol. The filtrate was concentrated to give 6.42 g of 2,5-bis(trifluoromethyl)aniline in 73% yield and 99.4% GC purity. The structure of the product was confirmed by GC-MS, 1H-NMR and 19F-NMR analysis.

References

[1] Patent: EP1468983, 2004, A1. Location in patent: Page 6
[2] Journal of the American Chemical Society, 1953, vol. 75, p. 4967
[3] Patent: WO2011/150156, 2011, A2. Location in patent: Page/Page column 132

2,5-Bis(trifluoromethyl)aniline Preparation Products And Raw materials

Raw materials

Preparation Products

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2,5-Bis(trifluoromethyl)aniline Suppliers

Fuxin Simai Chemical Technology Co., Ltd.
Tel
13841818553
Email
929964679@qq.com
Country
China
ProdList
446
Advantage
58
iFar Chemical Technology
Tel
0086-510-83488850
Fax
+8651083706633
Email
sales@ifar.com.cn
Country
China
ProdList
50
Advantage
50
J & K SCIENTIFIC LTD.
Tel
18210857532; 18210857532
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
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76
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006356688 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40228
Advantage
62
Liaoning Tianhua Chemical Co., Ltd.
Tel
0418-6530555 2855550
Fax
+86-418-6502885
Country
China
ProdList
338
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69
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30123
Advantage
84
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24529
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81
ShangHai DEMO Chemical Co.,Ltd
Tel
400-021-7337 2355568890
Fax
0086-21-50182339
Email
sales@demochem.com
Country
China
ProdList
2572
Advantage
57
Beijing HwrkChemical Technology Co., Ltd
Tel
18515581800 18501085097
Fax
010-89508210
Email
sales.bj@hwrkchemical.com
Country
China
ProdList
9400
Advantage
55
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44801
Advantage
61
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View Lastest Price from 2,5-Bis(trifluoromethyl)aniline manufacturers

WUHAN FORTUNA CHEMICAL CO., LTD
Product
2,5-Bis(trifluoromethyl)aniline 328-93-8
Price
US $0.00/KG
Min. Order
25KG
Purity
98%min
Supply Ability
30tons/month
Release date
2023-02-01
Hebei Chuanghai Biotechnology Co., Ltd
Product
2,5-Bis(trifluoromethyl)aniline 328-93-8
Price
US $1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10 mt
Release date
2024-11-01
Career Henan Chemical Co
Product
2,5-Bis(trifluoromethyl)aniline 328-93-8
Price
US $1.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
1000kg
Release date
2018-12-18

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