3-Nitrobenzoic acid
3-Nitrobenzoic acid (CAS 121-92-6, Formula: O2NC6H4CO2H, Molar Mass: 167.12) is a valuable organic compound recognised for its nitro and carboxylic acid functionalities. This versatile chemical building block is primarily utilised in organic synthesis, serving as an intermediate in the production of various chemical compounds. Its applications span research and development, particularly in the pharmaceutical and fine chemical sectors, where it contributes to the creation of more complex molecules.

Organic Synthesis Intermediate
3-Nitrobenzoic acid serves as a key intermediate in the synthesis of diverse organic molecules. Its functional groups allow for various chemical transformations, making it useful in building more complex structures for research and industrial applications.
Pharmaceutical Research
This compound is employed in pharmaceutical research and development as a building block for potential drug candidates. Its structure can be modified to create novel compounds with therapeutic properties.
Fine Chemical Manufacturing
It is utilised in the manufacturing of fine chemicals, where precise molecular structures are required. Its nitro and carboxyl groups offer reactive sites for creating specialised chemical products.
| Molecular weight | 167.12 |
|---|---|
| Linear formula | O2NC6H4CO2H |
| Assay | 99% |
| Grade | purum |
| Solubility | water: soluble3 g/L at 25 °C |
| Melting point | 139-141 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H412Harmful to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 190 °C / 374 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37 |
| 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 3-Nitrobenzoic acid used for?
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3-Nitrobenzoic acid is primarily used as an intermediate in organic synthesis, a building block in pharmaceutical research, and in the manufacturing of fine chemicals.
What are the CAS number and chemical formula for 3-Nitrobenzoic acid?
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The CAS number is 121-92-6 and the chemical formula is O2NC6H4CO2H.
What grade and purity does Tech Serve Solutions supply for 3-Nitrobenzoic acid?
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Tech Serve Solutions supplies 3-Nitrobenzoic acid with a purity of 99% in purum grade.
How should 3-Nitrobenzoic acid be handled safely?
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Handle 3-Nitrobenzoic acid with appropriate personal protective equipment, including a dust mask (N95 US type), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. It is harmful if swallowed, causes skin irritation, and serious eye irritation.
How is 3-Nitrobenzoic acid packed, shipped, and exported?
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Tech Serve Solutions packages and exports 3-Nitrobenzoic acid according to international shipping and safety regulations, ensuring secure transit for research and industrial clients globally.
How can I request a quote or sample of 3-Nitrobenzoic acid?
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To request a quote or sample of 3-Nitrobenzoic acid, please contact our sales team through the website or by calling us. Provide your specific requirements, including quantity and intended use.
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