3,4′-Diaminodiphenylmethane

CAS 19430-83-2H2NC6H4CH2C6H4NH2Chemical Synthesis

3,4′-Diaminodiphenylmethane (CAS 19430-83-2), a polyamine with the molecular formula C13H14N2 and a molecular weight of 198.26 g/mol, serves as a valuable intermediate in organic synthesis. It is recognised for its role as a building block in the creation of more complex molecules. This compound finds application in the development of various chemical products.

Synonyms: H2NC6H4CH2C6H4NH2

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3,4′-Diaminodiphenylmethane (H2NC6H4CH2C6H4NH2) — chemical structure, CAS 19430-83-2; Chemistry, fine chemical supplied by Tech Serve Solutions

Building BlocksChemical SynthesisNitrogen CompoundsOrganic Building BlocksPolyamines

01 /Applications

Organic Synthesis Intermediate

3,4′-Diaminodiphenylmethane is utilised as a key intermediate in multi-step organic synthesis pathways. Its diamine structure allows for diverse derivatisation reactions, contributing to the development of novel chemical entities.

Polymer Science

This compound can serve as a monomer or cross-linking agent in the synthesis of specific polymers. The aromatic rings and amine functionalities influence the thermal and mechanical properties of the resulting polymeric materials.

Research and Development

As a readily available building block, 3,4′-Diaminodiphenylmethane is employed in academic and industrial research settings for exploring new chemical reactions and materials. Its structure provides a foundation for various functionalisation strategies.

02 /Properties

Molecular weight	198.26
Linear formula	H2NC6H4CH2C6H4NH2
Assay	95%
Melting point	77-81 °C

03 /Safety & handling

GHS hazard pictogram: Harmful / irritant (GHS07) — Harmful / irritant

Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust, fume, gas or vapours
P305IF IN EYES

Protective equipment	dust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)	2
Hazard codes (EU)	Xn
Risk statements (R)	22-36/37/38
Safety statements (S)	26-36/37

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

19430-83-2

MDL number

MFCD00014778

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 3,4′-Diaminodiphenylmethane used for?

3,4′-Diaminodiphenylmethane (CAS 19430-83-2) is primarily used as an intermediate in organic synthesis and in polymer science research and development.

What are the CAS number and formula for 3,4′-Diaminodiphenylmethane?

The CAS number for 3,4′-Diaminodiphenylmethane is 19430-83-2, and its linear formula is H₂NC₆H₄CH₂C₆H₄NH₂.

What grade and purity does Tech Serve Solutions supply for 3,4′-Diaminodiphenylmethane?

Tech Serve Solutions supplies 3,4′-Diaminodiphenylmethane with an assay of 95%. We do not represent this product as USP, BP, or EP grade.

How should 3,4′-Diaminodiphenylmethane be handled safely?

Handle 3,4′-Diaminodiphenylmethane with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust. It is classified as harmful if swallowed and causes skin and eye irritation, and may cause respiratory irritation (H302-H315-H319-H335).