1,2,3-Trichloro-5-nitrobenzene
1,2,3-Trichloro-5-nitrobenzene (CAS 20098-48-0) is an organic compound with the molecular formula C6H2Cl3NO2 and a molecular weight of 226.44 g/mol. This chemical serves as a valuable building block in organic synthesis and chemical research. Its molecular structure, featuring trichloro and nitro substituents on a benzene ring, makes it suitable for various chemical transformations and the development of novel compounds.
- Synonyms
- 20098-48-0, Cl3C6H2NO2

Organic Synthesis Intermediate
1,2,3-Trichloro-5-nitrobenzene is utilised as an intermediate in the synthesis of more complex organic molecules. Its reactive sites allow for diverse chemical modifications.
Research and Development
This compound is employed in research laboratories for developing new synthetic pathways and exploring novel chemical structures. It is a key component in various organic building block applications.
Fine Chemical Manufacturing
It serves as a precursor in the production of fine chemicals, where its specific structural features are advantageous for targeted syntheses.
| Molecular weight | 226.44 |
|---|---|
| Linear formula | Cl3C6H2NO2 |
| Assay | 96% |
| Melting point | 68-71 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 36/37/39 |
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 1,2,3-Trichloro-5-nitrobenzene used for?
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1,2,3-Trichloro-5-nitrobenzene is primarily used as a building block in organic synthesis and in chemical research and development.
What are the CAS number and molecular formula?
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The CAS number for 1,2,3-Trichloro-5-nitrobenzene is 20098-48-0, and its molecular formula is C6H2Cl3NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,2,3-Trichloro-5-nitrobenzene with an assay of 96%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 1,2,3-Trichloro-5-nitrobenzene be handled?
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This compound is harmful if swallowed, in contact with skin, or if inhaled, and causes skin and eye irritation. It may also cause respiratory irritation. Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, should be used, and handling should occur in a well-ventilated area.
Is 1,2,3-Trichloro-5-nitrobenzene suitable for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 1,2,3-Trichloro-5-nitrobenzene.
How can I request a sample or quote for 1,2,3-Trichloro-5-nitrobenzene?
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Please contact our sales team via the website to request a sample or a quotation for 1,2,3-Trichloro-5-nitrobenzene.
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