2,5-Dichloroaniline
2,5-Dichloroaniline (CAS: 95-82-9), a chemical compound with the molecular formula Cl2C6H3NH2 and a molecular weight of 162.02 g/mol, is a valuable organic building block. It is primarily utilised in chemical synthesis and research applications. This aniline derivative serves as an intermediate in the creation of more complex molecules, particularly within the fields of organic chemistry and materials science.
- Synonyms
- Cl2C6H3NH22,5-Dichlorobenzamine

Analytical Method Development
2,5-Dichloroaniline has been employed in scientific studies for the development of precise and sensitive quantitative analytical methods. Specifically, it was used in research focused on the detection of aniline derivatives via gas chromatography-mass spectrometry coupled with solid-phase microextraction.
Organic Synthesis Intermediate
As a disubstituted aniline, 2,5-Dichloroaniline functions as a key intermediate in various organic synthesis pathways. Its structure allows for further chemical modifications, making it useful in the preparation of diverse organic compounds and specialised chemicals.
Research and Development
This compound is procured by research institutions and laboratories for experimental purposes. Its availability as a building block facilitates the exploration of new chemical reactions and the synthesis of novel compounds for various scientific investigations.
| Molecular weight | 162.02 |
|---|---|
| Linear formula | Cl2C6H3NH2 |
| Assay | 99% |
| Boiling point | 251 °C(lit.) |
| Autoignition temp | >374 °F |
| Application | 2,5-Dichloroaniline was used in a study to develop a fast and sensitive quantitative method for the detection of some aniline derivatives by solid-phase microextraction in gas chromatography-mass spectrometry1. |
| Melting point | 47-50 °C(lit.) |



Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H331Toxic if inhaled
- H373May cause damage to organs through prolonged exposure
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
- P501Dispose of contents and container per local regulations
| Transport (UN / ADR) | UN 3442 6.1 / PGII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 23/24/25-33-50/53 |
| Safety statements (S) | 28-36/37-45-60-61 |
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 2,5-Dichloroaniline used for?
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2,5-Dichloroaniline is used as an intermediate in organic synthesis and in research for developing analytical methods, particularly for detecting aniline derivatives.
What is the CAS number and formula for 2,5-Dichloroaniline?
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The CAS number for 2,5-Dichloroaniline is 95-82-9, and its linear formula is Cl2C6H3NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,5-Dichloroaniline with a purity of 99% (assay). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 2,5-Dichloroaniline be handled safely?
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2,5-Dichloroaniline is a toxic substance. Handle with extreme caution, using appropriate personal protective equipment (PPE) and ensuring adequate ventilation. It is classified with GHS06, GHS08, and GHS09 symbols, with a Danger signal word, and carries hazard statements including H301, H311, H331, H373, and H410. Avoid exposure and release to the environment.
Is 2,5-Dichloroaniline suitable for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2,5-Dichloroaniline, adhering to international shipping regulations.
How can I request a quote or sample?
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To request a quote or a sample of 2,5-Dichloroaniline, please contact our sales team via the website or direct inquiry channels provided by Tech Serve Solutions.
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