15017-02-4

Usage

Uses

Used in Chemical Industry:
N,N'-bis(2-methylphenyl)benzene-1,4-diamine is used as a precursor in the production of polyurethane and epoxy resins for its ability to contribute to the formation of these polymers' structures.
Used in Dye and Pigment Manufacturing:
N,N'-bis(2-methylphenyl)benzene-1,4-diamine is used as a chemical intermediate in the manufacturing of dyes and pigments, where its chemical properties allow for the creation of a variety of colorants.
Used in Regulatory Compliance:
N,N'-bis(2-methylphenyl)benzene-1,4-diamine is listed as a chemical of concern by regulatory agencies, which requires industries to adhere to specific guidelines and safety measures to mitigate its potential health and environmental hazards.

Upstream product

• 123-31-9 hydroquinone 
• 95-53-4 o-toluidine 
• 583-60-8 2-Methylcyclohexanone 
• 100-01-6 4-nitro-aniline 
• 66311-46-4 N⁴-(2-methylphenyl) benzene-1,4-diamine 
• 95-48-7 ortho-cresol 
• 101-54-2 N-phenylphenylene-1,4-diamine 
• 108-95-2 phenol 
• 12150-46-8 1,1'-bis-(diphenylphosphino)ferrocene 
• 95-46-5 2-methylphenyl bromide 
• 106-50-3 1,4-phenylenediamine 
• 29813-87-4 N-(4-hydroxyphenyl)-p-toluidine 
• 5435-44-9 (E)-3-Ureido-but-2-enoic acid ethyl ester 

Relevant academic research and scientific papers

Preparation method of diaryl p-phenylenediamine anti-aging agent

The invention provides a preparation method of a diaryl p-phenylenediamine anti-aging agent represented by a formula I, wherein the method comprises: carrying out a condensation dehydrogenation reaction on p-nitroaniline and a raw material B represented by a formula II in the presence of a solvent, a water-carrying agent and a catalyst, wherein R1 and R2 are respectively and independently H or C1-C6 alkyl, and R is H or C1-C6 alkyl.

Preparation method for aryl substituted p-phenylenediamine substance

The invention provides a preparation method for an aryl substituted p-phenylenediamine substance. The aryl substituted p-phenylenediamine substance has the following structural formula defined in the specification, wherein R'' is phenyl or o-methyl phenyl, and R' and R'' are the same or different. The preparation method comprises the steps of carrying out a reaction of a raw material A and a raw materials B under the action of a hydrogen acceptor and a catalyst, to form the aryl substituted p-phenylenediamine substance, wherein the raw material A has the structural formula defined in the specification, the raw material B is cyclohexanone and/or o-methylcyclohexanone, and the hydrogen acceptor is a hydrogen acceptor which can accept hydrogen to be converted into the raw material B. The preparation method provided by invention has the advantages that the raw materials are cheap and easy to obtain, and reaction post-processing has no need of use of a lot of water. At the same time, the reaction conditions are mild, and equipment cannot be corroded. Therefore, the preparation method has the advantages of environmental protection and less pollution and can obtain better economic benefits.

Oligomers and Polymers

An optionally substituted oligomer or polymer comprising a repeat unit of formula (I); wherein each Ar1 and Ar3 is the same or different and independently represents an optionally substituted aryl or heteroaryl; n is at least 1; Ar2 represents an optionally substituted aryl or heteroaryl comprising a linking ring to which the two nitrogen atoms are both directly linked; and at least one of Ar2 and either or both of Ar1 is substituted with at least one substituent.

Method for the production of vinyl norbornene

A method for producing vinyl norbornene at a high yield preventing the formation of Diels-Alder reaction by-products which is characterized in that cyclopentadiene and butadiene are reacted in the presence of p-phenylenediamine compounds such as N-isopropyl-N'-phenyl-p-phenylenediamine, N,N'-diphenyl-p-phenylenediamine and the like.