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4,4'-Dimethyltriphenylamine
Basic Information
- CAS No.: 20440-95-3
Physical properties
Product Description
Manufacturer Sells Best Quality 4,4'-Dimethyltriphenylamine 20440-95-3 with stock
- Molecular Formula: C20H19N
- Molecular Weight: 273.378
- Appearance/Colour: White Powder
- Vapor Pressure: 3.52E-07mmHg at 25°C
- Melting Point: 112 °C
- Refractive Index: 1.627
- Boiling Point: 417.5 °C at 760 mmHg
- PKA: -2.19±0.50(Predicted)
- Flash Point: 183.5 °C
- PSA： 3.24000
- Density: 1.079 g/cm3
- LogP: 5.77320
4,4'-Dimethyltriphenylamine(Cas 20440-95-3) Usage
|
Purification Methods |
Crystallise the amine once from EtOAc, then twice from EtOH to give pale yellow needles [Marsden J Chem Soc 627 1937, Beilstein 12 III 2033.] |
InChI:InChI=1/C20H19N/c1-16-8-12-19(13-9-16)21(18-6-4-3-5-7-18)20-14-10-17(2)11-15-20/h3-15H,1-2H3
20440-95-3 Relevant articles
Copper(I)-anilide complex [Na(phen)3][Cu(NPh2) 2]: An intermediate in the copper-catalyzed N-Arylation of N-Phenylaniline
Tseng, Chia-Kai,Lee, Chi-Rung,Han, Chien-Chung,Shyu, Shin-Guang
, p. 2716 - 2723 (2011)
Complex [Na(phen)3][Cu(NPh2)2] (2), cont...
Amination and amidation of aryl iodides catalyzed by copper(I)- phenanthroline complexes
Moriwaki, Kazuyuki,Satoh, Kazuyoshi,Takada, Masahiro,Ishino, Yoshio,Ohno, Toshinobu
, p. 7559 - 7562 (2005)
Four kinds of copper(I)-phenanthroline c...
Heterogeneously Catalyzed Selective Decarbonylation of Aldehydes by CeO2-Supported Highly Dispersed Non-Electron-Rich Ni(0) Nanospecies
Matsuyama, Takehiro,Yatabe, Takafumi,Yabe, Tomohiro,Yamaguchi, Kazuya
, p. 13745 - 13751 (2021/11/17)
Aldehyde decarbonylation has been extens...
Design and synthesis of efficient electrogenerated chemiluminescent emitters derived from pyrene
Cappellari, Maria V.,Mangione, María I.,Spanevello, Rolando A.,Marzari, Gabriela,Morales, Gustavo M.,Fungo, Fernando
, p. G163 - G170 (2019/05/21)
The design and synthesis of novel dendri...
PdCl2(Ph3P)2/Salicylaldimine Catalyzed Diarylation of Anilines with Unactivated Aryl Chlorides
Tao, Xiaochun,Li, Lei,Zhou, Yu,Qian, Xuanying,Zhao, Min,Cai, Liangzhen,Xie, Xiaomin
, p. 1749 - 1754 (2017/10/06)
Triphenylphosphine and salicylaldimine c...
Donor and acceptor substituted triphenylamines exhibiting bipolar charge-transporting and NLO properties
Gudeika, Dalius,Bundulis, Arturs,Mihailovs, Igors,Volyniuk, Dmytro,Rutkis, Martins,Grazulevicius, Juozas V.
, p. 431 - 440 (2017/02/10)
Donor-acceptor type triphenylamine-based...
20440-95-3 Process route
-
-
108-86-1,52753-63-6
bromobenzene
-
-
620-93-9
di-p-tolylamine
-
-
20440-95-3
N-phenyl-di-p-tolylamine
| Conditions | Yield |
|---|---|
|
di-p-tolylamine;
With
ethylmagnesium bromide;
In
diethyl ether;
at 0 - 40 ℃;
for 2h;
Inert atmosphere;
bromobenzene;
With
lithium bromide; iron(II) chloride;
In
5,5-dimethyl-1,3-cyclohexadiene;
at 140 ℃;
for 72h;
Inert atmosphere;
|
96%
|
|
With
tri-tert-butyl phosphine; palladium diacetate; sodium t-butanolate;
In
o-xylene;
at 120 ℃;
for 20h;
Inert atmosphere;
|
96%
|
|
With
chloro(1-naphthyl)bis(triphenylphosphine)nickel(II); sodium hydride; triphenylphosphine;
In
toluene; white oil;
at 120 ℃;
for 12h;
Inert atmosphere;
|
85%
|
|
With
bis(triphenylphosphine)nickel(II) chloride; ethylmagnesium bromide; triphenylphosphine;
In
tetrahydrofuran;
at 90 ℃;
for 5h;
|
76%
|
-
![4-[N,N-di(p-tolyl)amino]benzaldehyde](/upload/2026/6/4909ede38d6f41ac903dbcaa253177db_4b5c6255-658e-4627-8f4e-cf8ab2def20a.png)
-
42906-19-4
4-[N,N-di(p-tolyl)amino]benzaldehyde
-
-
20440-95-3
N-phenyl-di-p-tolylamine
| Conditions | Yield |
|---|---|
|
With
1.26 wt% Ni(0) nanospecies supported on CeO2;
In
toluene;
at 150 ℃;
under 760.051 Torr;
Inert atmosphere;
|
98%
|
20440-95-3 Upstream products
-
591-50-4
iodobenzene
-
620-93-9
di-p-tolylamine
-
637-88-7
1,4-Cyclohexanedione
-
624-31-7
4-tolyl iodide
20440-95-3 Downstream products
-
58047-43-1
N,N-bis(4-methylphenyl)-N-(4-iodophenyl) amine
-
42906-19-4
4-[N,N-di(p-tolyl)amino]benzaldehyde
-
596109-87-4
N,N-di(4-tolyl)-4'-(ethynyl)phenylamine
-
596103-58-1
1,4-bis{4-[N,N-di(4-tolyl)amino]styryl}benzene