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1,3-Bis(4-aMinophenoxy)benzene

1,3-Bis(4-aMinophenoxy)benzene Structure
CAS No.
2479-46-1
Chemical Name:
1,3-Bis(4-aMinophenoxy)benzene
Synonyms
TPE-R;1,3,4-APB;7FDA;4,4'-(m-Phenyle;RESORCINOLDIANILINE;4,4'-(1,3-Phenylened;resorcinoloxydianiline;4,4-(1,3-PHENEDIOXY)DIANILINE;1,3-Bis(4'-Amino-phenoxyl)benz;1,3-BIS(4-AMINOPHENOXY)BENZENE
CBNumber:
CB5687981
Molecular Formula:
C18H16N2O2
Molecular Weight:
292.33
MOL File:
2479-46-1.mol
MSDS File:
SDS
Modify Date:
2024/6/21 13:10:12

1,3-Bis(4-aMinophenoxy)benzene Properties

Melting point 115-118 °C(lit.)
Boiling point 434.27°C (rough estimate)
Density 1.1925 (rough estimate)
refractive index 1.5700 (estimate)
storage temp. Keep in dark place,Inert atmosphere,Room temperature
solubility very faint turbidity in Acetonitrile
form powder to crystal
pka 5.06±0.10(Predicted)
color White to Brown
InChI InChI=1S/C18H16N2O2/c19-13-4-8-15(9-5-13)21-17-2-1-3-18(12-17)22-16-10-6-14(20)7-11-16/h1-12H,19-20H2
InChIKey WUPRYUDHUFLKFL-UHFFFAOYSA-N
SMILES C1(OC2=CC=C(N)C=C2)=CC=CC(OC2=CC=C(N)C=C2)=C1
CAS DataBase Reference 2479-46-1(CAS DataBase Reference)
EPA Substance Registry System Benzenamine, 4,4'-[1,3-phenylenebis(oxy)]bis- (2479-46-1)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P264-P270-P301+P312-P302+P352-P305+P351+P338
Hazard Codes  Xn
Risk Statements  22-36/37/38
Safety Statements  26-36
WGK Germany  3
RTECS  BY8236000
HS Code  29222990
NFPA 704
1
2 0

1,3-Bis(4-aMinophenoxy)benzene price More Price(2)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) 476323 4,4′-(1,3-Phenylenedioxy)dianiline 98% 2479-46-1 100G ₹18619 2022-06-14 Buy
TCI Chemicals (India) B1680 1,3-Bis(4-aminophenoxy)benzene min. 98.0 % 2479-46-1 25G ₹4400 2022-05-26 Buy
Product number Packaging Price Buy
476323 100G ₹18619 Buy
B1680 25G ₹4400 Buy

1,3-Bis(4-aMinophenoxy)benzene Chemical Properties,Uses,Production

Chemical Properties

Light yellow powder

Uses

1,3-Bis(4'-aminophenoxyl)benzene be used for the preparation of a polyimide material.

Application

1,3-Bis(4-aMinophenoxy)benzene (TPE-R) is a phenyl ether derivative with two anilines in the terminal closure. It has the following applications:
(1) TPE-R with BPDA and BPDA can be used to prepare a series of polyimide oligomer (Oligo-PI) resins with controlled molecular weights through polymerisation reactions. Oligo-PI resins have an asymmetric and amorphous structure, which allows for better processing of composite materials.
(2) TPE-R copolymerised with other monomers (e.g. PEG) for the manufacture of fuel cell membranes with high ionic conductivity (210 mS/cm) and sufficient thermal stability (up to 140 °C).
(3) Polyimide composites prepared from TPE-R and titanate nanotubes can be used for electromagnetic shielding at microwave frequencies.
(4) TPE-R as an aromatic ligand can be crystallised with a variety of transition metals to form 0D, 1D and 2D coordination metal polymers, which can be used for sensing nitroaromatic compounds.
(5) TPE-R reacts with polydimethylsiloxanes with varying degrees of chloromethyl side functionalisation to form sec-amides and undergo cross-linking to form two networks, a siloxane-organic network and a silica network.

Toxicity evaluation

orl-mus LD50:1240 mg/kg; orl-rat LD50:1378 mg/kg; ora-rat LD50:690 mg/kg [pubchem].

1,3-Bis(4-aMinophenoxy)benzene Preparation Products And Raw materials

Raw materials

Preparation Products

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4,4-(1,3-PHENEDIOXY)DIANILINE Benzenamine, 4,4'-[1,3-phenylenebis(oxy)]bis- 4,4'-[1,3-phenylenebis(oxy)]dianiline 4,4'-(m-Phenylenebisoxy)bis(aniline) 4,4'-(m-Phenylenebisoxy)dianiline 4,4'-(m-Phenylenedioxy)bisaniline RESORCINOL BIS(4-AMINOPHENYL) ETHER 1,3-BIS(4-AMINOPHENOXY)BENZENE 1,3-BIS(4'-AMINOPHENOXYL)BENZENE 1,3-Bis(4-aminophenoxy)benzene (TPE-R). 1,3-Bis(4'-Amino-phenoxyl)benz RESORCINOLDIANILINE 4,4'-(M-PHENYLENEDIOXY)DIANILINE 4,4'-(1,3-PHENYLENEDIOXY)DIANILINE 1,3'-Bis(4-aminophenoxyl)benzene (1,3,4-APB,TPE-R) 1,3-Bis(4-aminophenoxy)benzene ,99% 4,4'-(1,3-Phenylened 1,3-Bis(4-AMinophenoxy) Benzene (TPE-R) 4,4'-(1,3-Phenylenedioxy) Dianiline 4,4'-(1,3-Phenylenedioxy)dianiline 98% 1,3'-Bis(4-aminophenoxyl)benzene (TPE-R) 1,3-phenylene-di-4-aminophenylether 4,4’-(1,3-phenylenebis(oxy))bis-benzenamin p,p’-(m-phenylenedioxy)di-anilin resorcinoloxydianiline 4,4'-[1,3-Phenylenebis(oxy)]bisaniline 4,4'-(m-Phenyle 1,3-Bis(4-aminophenoxy)benzene > 7FDA TPE-R 1,3,4-APB 1,3-Bis(4-aminophenoxy)benzene(TPE-R) CAS 1,3'-Bis(4-aminophenoxyl)benzene 1,3-bis(4'-Aminophenoxyl)benzene 4,4'-(1,3-phenylenedioxy)dianiline 1,3-bis(4'-aminophenoxy)benzene 4,4'-(1,3-phenylenebis(oxy))dianiline 2479-46-1 2427-46-1 C6H4OC6H4NH22 C18H16N2O2 C18H16O2N2 Diphenyl Ethers (for High-Performance Polymer Research) Reagent for High-Performance Polymer Research Amine Monomers Monomers Primary Amines Electronic Chemicals Miscellaneous Diphenyl Ethers (for High-Performance Polymer Research) Functional Materials Reagent for High-Performance Polymer Research 2479-46-1