1,3-Bis(4-aMinophenoxy)benzene
Synonym(s):m -Bis(p -aminophenoxy)benzene;1,3-Bis(p -aminophenoxy)benzene;1,3-Bis(4-aminophenoxy)benzene;1,3-Phenylene bis(p -aminophenyl) ether;4,4′-(m -Phenylenedioxy)dianiline
- CAS NO.:2479-46-1
- Empirical Formula: C18H16N2O2
- Molecular Weight: 292.33
- MDL number: MFCD00039154
- EINECS: 628-902-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:23:08
What is 1,3-Bis(4-aMinophenoxy)benzene?
Chemical properties
Light yellow powder
The Uses of 1,3-Bis(4-aMinophenoxy)benzene
1,3-Bis(4'-aminophenoxyl)benzene be used for the preparation of a polyimide material.
What are the applications of 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.
Properties of 1,3-Bis(4-aMinophenoxy)benzene
| 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 |
| 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 information for 1,3-Bis(4-aMinophenoxy)benzene
| Signal word | Warning |
| Pictogram(s) |
![]() Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 1,3-Bis(4-aMinophenoxy)benzene
| InChIKey | WUPRYUDHUFLKFL-UHFFFAOYSA-N |
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