2-Hydroxy-4-nitrobenzoic acid
2-Hydroxy-4-nitrobenzoic acid (CAS: 619-19-2), with the molecular formula HOC6H3(NO2)CO2H and a molecular weight of 183.12 g/mol, is a valuable organic compound. It functions as a key building block in various chemical syntheses. Its structure, featuring both a hydroxyl and a nitro group alongside a carboxylic acid, makes it a versatile intermediate for creating more complex molecules within organic chemistry research and development.

Organic Synthesis Intermediate
This compound serves as a crucial intermediate in the synthesis of diverse organic molecules. Its functional groups allow for various chemical transformations, making it useful in the development of novel chemical entities for research.
Building Block for Pharmaceuticals
2-Hydroxy-4-nitrobenzoic acid can be employed as a starting material or intermediate in the multi-step synthesis pathways for pharmaceutical compounds. Its specific structural features are valuable for constructing targeted drug candidates.
Research and Development Reagent
Utilised in laboratories for R&D purposes, this chemical aids in exploring new synthetic routes and discovering new compounds. It is a useful reagent for academic and industrial research chemists.
| Molecular weight | 183.12 |
|---|---|
| Linear formula | HOC6H3(NO2)CO2H |
| Assay | 97% |
| Melting point | 235-239 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- 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) | 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 2-Hydroxy-4-nitrobenzoic acid used for?
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2-Hydroxy-4-nitrobenzoic acid is primarily used as a building block and intermediate in organic synthesis, particularly in the development of pharmaceutical compounds and for general research and development purposes in chemical laboratories.
What are the CAS number and chemical formula for 2-Hydroxy-4-nitrobenzoic acid?
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The CAS number for 2-Hydroxy-4-nitrobenzoic acid is 619-19-2, and its chemical formula is HOC6H3(NO2)CO2H.
What grade and purity does Tech Serve Solutions supply for 2-Hydroxy-4-nitrobenzoic acid?
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Tech Serve Solutions supplies 2-Hydroxy-4-nitrobenzoic acid with an assay of 97%. This product is suitable for research and chemical synthesis applications. Tech Serve Solutions does not represent this product as USP, BP, or EP grade.
How should 2-Hydroxy-4-nitrobenzoic acid be handled safely?
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When handling 2-Hydroxy-4-nitrobenzoic acid, it is essential to use appropriate personal protective equipment including a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. This compound is classified with H302 (Harmful if swallowed), H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation).
Is 2-Hydroxy-4-nitrobenzoic acid packed and exported by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Hydroxy-4-nitrobenzoic acid, and can provide it to customers worldwide.
How can I request a quote or sample for 2-Hydroxy-4-nitrobenzoic acid?
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To request a quote or a sample of 2-Hydroxy-4-nitrobenzoic acid, please contact the Tech Serve Solutions sales team through our website or by phone. Our representatives will be pleased to assist you with your inquiry.
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