1,2,4,5-Benzenetetramine tetrahydrochloride
1,2,4,5-Benzenetetramine tetrahydrochloride (CAS: 4506-66-5), with the molecular formula C6H2(NH2)4·4HCl and a molecular weight of 284.01 g/mol, is a primary amine compound. This chemical serves as a valuable monomer in polymer science and materials science due to its tetra-functional amine structure. It is utilised in the synthesis of advanced polymers and functional materials requiring specific cross-linking or structural properties.
- IUPAC
- 1,2,4,5-Tetraaminobenzene tetrahydrochloride
- Synonyms
- 1,2,4,5-Tetraaminobenzene tetrahydrochloride5-Benzenetetramine tetrahydrochlorideC6H2(NH2)4·4HCl

Polymer Synthesis
Acts as a tetra-functional amine monomer for the creation of cross-linked polymers, including polyimides and other high-performance materials.
Materials Science
Used in the development of novel materials where a high density of amine functionalities is required for specific chemical or physical properties.
Organic Synthesis Intermediate
Serves as a building block in complex organic synthesis pathways, particularly where a benzene ring with four amine substituents is needed.
| Molecular weight | 284.01 |
|---|---|
| Linear formula | C6H2(NH2)4·4HCl |
| Melting point | ≥300 °C(lit.) |

Hazard statements
- 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) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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.
What is 1,2,4,5-Benzenetetramine tetrahydrochloride used for?
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1,2,4,5-Benzenetetramine tetrahydrochloride is primarily used as a monomer in polymer synthesis and in materials science for developing novel materials.
What is the CAS number and molecular formula?
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The CAS number for 1,2,4,5-Benzenetetramine tetrahydrochloride is 4506-66-5, and its molecular formula is C6H2(NH2)4·4HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical as a research or technical grade product. We do not represent it as USP, BP, EP, or pharmaceutical grade unless explicitly stated in the product specifications.
How should 1,2,4,5-Benzenetetramine tetrahydrochloride be handled?
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This compound is an irritant to the skin, eyes, and respiratory tract. Handle with appropriate personal protective equipment, including eyeshields, gloves, and a type N95 dust mask, in a well-ventilated area. Avoid breathing dust.
Is this product available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 1,2,4,5-Benzenetetramine tetrahydrochloride.
How can I request a sample or quote?
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Please contact our sales team via the website or direct email to request a sample or a quotation for 1,2,4,5-Benzenetetramine tetrahydrochloride.
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