4-Nitro-N,N-diphenylaniline

4-Nitro-N,N-diphenylaniline - Names and Identifiers

Name	4-Nitrophenyl diphenylamine
Synonyms	NSC 507491 4-Nitrotriphenylamine 4-NITRO-TRIPHENYLAMINE 4-nitro-N,N-diphenylaniline 4-Nitro-N,N-diphenylaniline 4-Nitrophenyl diphenylamine 4-NITROPHENYL DIPHENYLAMINE N,N-Diphenyl-4-nitroaniline (p-Nitrophenyl)diphenylaMine N-(4-Nitrophenyl)-N,N-diphenylaMine
CAS	4316-57-8
EINECS	678-311-1
InChI	InChI=1/C18H14N2O2/c21-20(22)18-13-11-17(12-14-18)19(15-7-3-1-4-8-15)16-9-5-2-6-10-16/h1-14H

4-Nitro-N,N-diphenylaniline - Physico-chemical Properties

Molecular Formula	C18H14N2O2
Molar Mass	290.32
Density	1.249±0.06 g/cm3(Predicted)
Melting Point	141-143°C
Boling Point	452.6±28.0 °C(Predicted)
Flash Point	227.6°C
Solubility	Chloroform (Slightly), Methanol (Slightly)
Vapor Presure	2.21E-08mmHg at 25°C
Appearance	Solid
Color	Dark Yellow to Dark Orange
pKa	-6.22±0.30(Predicted)
Storage Condition	Sealed in dry,2-8°C
Refractive Index	1.668
MDL	MFCD00814232

4-Nitro-N,N-diphenylaniline - Introduction

4-Nitrophenyl diphenylamine is an organic compound with the chemical formula C18H14N2O2. The following is a description of its nature, use, preparation and safety information:

Nature:
-Appearance: 4-Nitrophenyl diphenylamine as a yellow crystalline solid.
-Melting point: about 154-155 degrees Celsius.
-Solubility: Slightly soluble in water, soluble in organic solvents such as ethanol, ether and chloroform.

Use:
- 4-Nitrophenyl diphenylamine is commonly used as a reducing and oxidizing agent in organic synthesis.
-It can also be used as a chemical indicator to determine the concentration of sulfuric acid, carbonic acid and thiosulfate.
-In addition, due to its pigment properties, it can also be used as an additive in dyes, inks and pigments.

Preparation Method:
The synthesis of-4-Nitrophenyl diphenylamine is usually obtained by nitration of aniline. First, aniline reacts with sulfuric acid and concentrated nitric acid to form nitroaniline. Then, it reacts with an aromatic amine with acetophenone to generate the target product.

Safety Information:
- 4-Nitrophenyl diphenylamine should be used and stored to protect against inhalation, ingestion or skin contact.
-It may be irritating to the eyes and skin, and direct contact should be avoided.
-Wear suitable protective gloves, glasses and lab coat when operating.
-If inhaled or ingested by mistake, seek medical attention immediately. In case of eye or skin contact, rinse immediately with plenty of water.

Last Update：2024-04-10 22:29:15