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  • Product Name:   N,N,N',N'-Tetramethyl-1,4-phenylenediamine
  • Synonyms:   N,N,N',N'-TETRAMETHYL-P-PHENYLENEDIAMINE;1,4-BIS(DIMETHYLAMINO)BENZENE;1,4-bis(dimethylamino)-benzen;4-Benzenediamine,N,N,N’,N’-tetramethyl-1;Benzene, 1,4-bis(dimethylamino)-
  • CAS No.:   100-22-1
  • Molecular Formula:   C10H16N2
  • Molecular Weight :   164.25
  • Specification :   98%
  • Place of Origin:   China
  • Appearance :   
  • Document :   Download

Description of N,N,N',N'-Tetramethyl-1,4-phenylenediamine

N,N,N',N'-Tetramethyl-1,4-phenylenediamine Chemical Properties

Melting point  49-51 °C(lit.)

Boiling point  260 °C(lit.)

density  0.9743 (rough estimate)

refractive index  1.5700 (estimate)

Fp  >230 °F

storage temp.  Refrigerator (+4°C)

form  powder

color  off-white to gray

Water Solubility  slightly in cold, more in hot water

Sensitive  Air & Light Sensitive

Merck  14,9228

BRN  1564025

Stability: Stable, but may be air or light sensitive. Combustible. Incompatible with acids, acid chlorides, acid anhydrides, oxidizing agents.

CAS DataBase Reference 100-22-1(CAS DataBase Reference)

NIST Chemistry Reference 1,4-Benzenediamine, N,N,N',N'-tetramethyl-(100-22-1)

Safety Information

Hazard Codes  Xn

Risk Statements  20/21/22-40-36/37/38

Safety Statements  28-28A-36-26-22

RIDADR  UN 2811 6.1/PG 3

WGK Germany  1

RTECS  ST4200000



HazardClass  6.1(a)

PackingGroup  II

HS Code  29215190

N,N,N',N'-Tetramethyl-1,4-phenylenediamine Usage And Synthesis

Chemical Properties purple to brown crystalline powder

Uses In the form of the hydrochloride as a reagent in analytical chemistry.

General Description Leaflets or a drab green solid.

Air & Water Reactions N,N,N',N'-Tetramethyl-1,4-phenylenediamine may be sensitive to air and heat. . Insoluble in water.

Reactivity Profile N,N,N',N'-Tetramethyl-1,4-phenylenediamine can burn in air to give toxic NOx gases . 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.

Health Hazard ACUTE/CHRONIC HAZARDS: When heated to decomposition N,N,N',N'-Tetramethyl-1,4-phenylenediamine emits toxic fumes. It is an irritant.

Fire Hazard N,N,N',N'-Tetramethyl-1,4-phenylenediamine is probably combustible.

Purification Methods Crystallise the amine from pet ether or water. It can be sublimed or dried carefully in a vacuum line, and stored in the dark under nitrogen. It has been recrystallised from its melt. [Beilstein 13 H 74, 13 I 22, 13 II 40, 13 III 111, IV 107.]

N,N,N',N'-Tetramethyl-1,4-phenylenediamine Preparation Products And Raw materials

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