3,4-Diaminotoluene CAS#496-72-0

3,4-Diaminotoluene CAS#496-72-0

3,4-Diaminotoluene CAS#496-72-0

Important Organic Synthesis Intermediate: 3,4-Diaminotoluene is widely used as a key intermediate in dye manufacturing and organic synthesis, supporting the preparation of various chemical products.


Well-Defined Physical Properties: It has a clear molecular structure (C₇H₁₀N₂), molecular weight of 122.17, melting point of 87–89°C, and boiling point of 265°C, enabling reliable processing and application.


Stable Solid-State Characteristics: Appears as a grayish-white to light brown flaky crystalline solid with good stability under normal conditions and can be sublimed when heated.


Versatile Chemical Application Potential: With its diamine functional groups, 3,4-Diaminotoluene offers useful reactivity and flexibility for applications in dyes and chemical synthesis fields.

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Rigorous quality control and full regulatory compliance assured.

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Product Description

Product Description-3,4-Diaminotoluene CAS#496-72-0


Also called 4-methyl-1,2-phenylenediamine, it is an organic compound (C₇H₁₀N₂, MW=122.17), mp 87–89°C, bp 265°C. Grayish-white to light brown flaky crystals, slightly soluble in cold water and sublimable. With reactive amino groups, it serves as a key intermediate for dyes and organic synthesis.


Product Applications-3,4-Diaminotoluene CAS#496-72-0


It is mainly used to produce high-grade organic pigment Disperse Fluorescent Yellow. It also acts as rust and corrosion inhibitor, and serves as an intermediate for organic synthesis and metal compound synthesis (silver, copper, lead, nickel, zinc).

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Product Data

Chemical Properties-3,4-Diaminotoluene CAS#496-72-0



Melting point

87-89 °C (lit.)

Boiling point

155-156 °C/18 mmHg (lit.)

density

1.2207 (rough estimate)

refractive index

1.5103 (estimate)

Fp

155-156°C/18mm

storage temp.

Keep in dark place,Inert atmosphere,Room temperature

solubility

Chloroform (Sparingly), Methanol (Slightly)

pka

4.59±0.10(Predicted)

form

Crystalline Chunks or Flakes

color

Brown to grayish-brown

Water Solubility

16 g/L (20 ºC)

BRN

507965

Stability:

Stable. Incompatible with strong oxidizing agents.

CAS DataBase Reference

496-72-0(CAS DataBase Reference)

NIST Chemistry Reference

1,2-Benzenediamine, 4-methyl-(496-72-0)

EPA Substance Registry System

3,4-Diaminotoluene (496-72-0)

Hazard Codes

Xn

Risk Statements

20/21/22-36/37/38-52/53-40-36-22

Safety Statements

26-37/39-61-36/37/39

RIDADR

UN 2811

WGK Germany

2

RTECS

XS9820000

TSCA

Yes

HazardClass

6.1(b)

PackingGroup

III

HS Code

29215119

Hazardous Substances Data

496-72-0(Hazardous Substances Data)


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