Welcome to LookChem.com Sign In|Join Free
  • or


Post Buying Request

74-31-7 Suppliers

Recommended suppliersmore

Product FOB Price Min.Order Supply Ability Supplier
Cas No: 74-31-7
USD $ 3.0-3.0 / Kilogram 1 Kilogram 1-100 Metric Ton/Month Hangzhou Dayangchem Co., Ltd. Contact Supplier
Cas No: 74-31-7
No Data 1 Kilogram 30 Metric Ton/Month Simagchem Corporation Contact Supplier
fresh Antioxidant H in stock with best price
Cas No: 74-31-7
USD $ 1.0-1.0 / Metric Ton 1 Metric Ton 1000 Metric Ton/Day Scale Chemical Corporation Contact Supplier
Cas No: 74-31-7
No Data 10 Milligram Amadis Chemical Co., Ltd. Contact Supplier
Cas No: 74-31-7
No Data No Data No Data Chemwill Asia Co., Ltd. Contact Supplier
Cas No: 74-31-7
No Data 1 Kilogram 10 Kilogram/Day HENAN SUNLAKE ENTERPRISE CORPORATION Contact Supplier
N,N-Diphenyl-p-phenylenediamine CAS 74-31-7
Cas No: 74-31-7
USD $ 10.0-10.0 / Kilogram 1 Kilogram 200 Metric Ton/Month Crovell Biotech (Hebei) Co., Ltd. Contact Supplier
N,N'-Diphenyl-1,4-phenylenediamine CAS NO.74-31-7
Cas No: 74-31-7
USD $ 1000.0-1000.0 / Kilogram 1 Kilogram 100 Gram/Day Weifang Tansen Yiang international trading co., LTD Contact Supplier
Cas No: 74-31-7
USD $ 25.0-30.0 / Kilogram 1 Kilogram 100 Kilogram/Month Baoji Guokang Healthchem co.,ltd Contact Supplier
Cas No: 74-31-7
USD $ 10.0-10.0 / Gram 1 Gram 10000 Kilogram/Day Zhejiang J&C Biological Technology Co.,Limited Contact Supplier

74-31-7 Usage

Reactivity Profile

N,N-Diphenyl-p-phenylenediamine may react with oxidizing materials . Neutralizes acids in exothermic reactions to form salts plus water. May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Flammable gaseous hydrogen may be generated in combination with strong reducing agents, such as hydrides.

Air & Water Reactions

Insoluble in water.

Purification Methods

Crystallise the diamine from EtOH, chlorobenzene/pet ether or *benzene. It has also been crystallised from aniline, then extracted three times with absolute EtOH. [Beilstein 13 H 80.]

Chemical Properties

grey powder

General Description

Gray or dark gray powder or flakes.

Fire Hazard

N,N-Diphenyl-p-phenylenediamine is combustible. N,N-Diphenyl-p-phenylenediamine may form explosive dust-air mixtures.


Polymerization inhibitor. Antioxidant for rubber, petroleum oils, feedstuffs.

Contact allergens

A rubber accelerant, formerly contained in “blackrubber mix.” The most frequent occupational categories are in the metal industry, homemakers, health services and laboratories, and the building industry.


ChEBI: An N-substituted diamine that is 1,4-phenylenediamine in which one hydrogen from each amino group is replaced by a phenyl group.

74-31-7 Well-known Company Product Price

Brand (Code)Product description CAS number Packaging Price Detail
Aldrich (292265)  N,N′-Diphenyl-p-phenylenediamine  98% 74-31-7 292265-25G 1,037.79CNY Detail
Aldrich (292265)  N,N′-Diphenyl-p-phenylenediamine  98% 74-31-7 292265-5G 405.99CNY Detail
Alfa Aesar (B23713)  N,N'-Diphenyl-p-phenylenediamine, 97%    74-31-7 100g 2315.0CNY Detail
Alfa Aesar (B23713)  N,N'-Diphenyl-p-phenylenediamine, 97%    74-31-7 25g 907.0CNY Detail
Alfa Aesar (B23713)  N,N'-Diphenyl-p-phenylenediamine, 97%    74-31-7 5g 298.0CNY Detail



According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017


1.1 GHS Product identifier

Product name N,N'-diphenyl-1,4-phenylenediamine

1.2 Other means of identification

Product number -
Other names 1,4-Benzenediamine, N,N‘-diphenyl-

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only. Fillers
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:74-31-7 SDS

74-31-7Upstream product

Please post your buying leads,so that our qualified suppliers will soon contact you!

*Required Fields