5-Amino-2,4-dichlorophenol
5-Amino-2,4-dichlorophenol (CAS: 39489-79-7) is a chemical intermediate with the linear formula H₂NC₆H₂(Cl)₂OH and a molecular weight of 178.02 g/mol. This compound serves as a valuable building block in organic synthesis, particularly in the development of novel molecules. Its dichlorinated and aminated phenolic structure offers specific reactivity for various chemical transformations. Tech Serve Solutions supplies this compound for research and development purposes.
- IUPAC
- 2,4-Dichloro-5-hydroxyaniline
- Synonyms
- H2NC6H2(Cl)2OH2,4-Dichloro-5-hydroxyaniline

Organic Synthesis Intermediate
Utilised as a key building block in multi-step organic syntheses. Its functional groups allow for diverse chemical reactions and the construction of complex molecular architectures.
Chemical Research and Development
Employed in laboratory settings for the exploration of new chemical pathways and the synthesis of novel compounds. Its specific structure makes it suitable for targeted investigations.
Precursor for Specialty Chemicals
Can act as a precursor in the production of various specialty chemicals, where its unique substitution pattern is advantageous.
| Molecular weight | 178.02 |
|---|---|
| Linear formula | H2NC6H2(Cl)2OH |
| Assay | 97% |
| Melting point | 133-137 °C |

Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26-36 |
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 5-Amino-2,4-dichlorophenol used for?
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5-Amino-2,4-dichlorophenol is primarily used as a building block in organic synthesis and for chemical research and development purposes. It can also serve as a precursor for specialty chemicals.
What is the CAS number and formula for 5-Amino-2,4-dichlorophenol?
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The CAS number for 5-Amino-2,4-dichlorophenol is 39489-79-7, and its linear formula is H₂NC₆H₂(Cl)₂OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Amino-2,4-dichlorophenol with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling considerations for 5-Amino-2,4-dichlorophenol?
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This compound is classified with GHS06 symbol and 'Danger' signal word. It carries hazard statements including H301 (Toxic if swallowed), H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment such as a dust mask (N95), eyeshields, faceshields, and gloves must be worn during handling.
How is 5-Amino-2,4-dichlorophenol packed, shipped, and exported?
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5-Amino-2,4-dichlorophenol is packed in accordance with safety regulations for hazardous materials, including UN 2811 6.1 / PGIII classification for transport. TSS can facilitate global export.
How can I request a sample or quote for 5-Amino-2,4-dichlorophenol?
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To request a sample or obtain a quote for 5-Amino-2,4-dichlorophenol, please contact our sales department through the website or via direct inquiry, providing your specific requirements.
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