4-Bromo-2-nitrophenol
4-Bromo-2-nitrophenol (CAS 7693-52-9), with the molecular formula BrC6H3(NO2)OH and a molecular weight of 218.00 g/mol, is a valuable organic building block. This compound serves as a key intermediate in various chemical synthesis pathways, particularly in the development of pharmaceuticals and specialty chemicals. Its unique structure, featuring bromine, nitro, and hydroxyl functional groups, allows for diverse reactivity and incorporation into complex molecular architectures. It is supplied at a minimum assay of 98%.

Pharmaceutical Intermediate
4-Bromo-2-nitrophenol is utilised in the synthesis of active pharmaceutical ingredients (APIs). Its functional groups provide reactive sites for building more complex drug molecules.
Organic Synthesis Reagent
As an organic building block, this compound is employed in general chemical synthesis to introduce specific structural motifs into target molecules.
Research and Development
It finds application in R&D laboratories for exploring new chemical reactions and developing novel compounds with potential applications in materials science and agrochemicals.
| Molecular weight | 218.00 |
|---|---|
| Linear formula | BrC6H3(NO2)OH |
| Assay | 98% |
| Melting point | 90-94 °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, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/22-36/37/38 |
| 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 4-Bromo-2-nitrophenol used for?
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4-Bromo-2-nitrophenol is primarily used as a building block in organic synthesis, particularly as an intermediate in the development of pharmaceuticals and other fine chemicals.
What is the CAS number and chemical formula for 4-Bromo-2-nitrophenol?
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The CAS number is 7693-52-9, and the chemical formula is BrC6H3(NO2)OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Bromo-2-nitrophenol with a minimum assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 4-Bromo-2-nitrophenol be handled safely?
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Handling requires appropriate personal protective equipment including a dust mask type N95 (US), eyeshields, faceshields, and gloves. It is classified as harmful if swallowed or inhaled, causes skin irritation, serious eye irritation, and may cause respiratory irritation. Avoid breathing dust/fume/gas/mist/vapours/spray. In case of contact with eyes, rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Is 4-Bromo-2-nitrophenol a controlled substance?
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Based on the provided data, there is no indication that 4-Bromo-2-nitrophenol is a controlled substance.
How is 4-Bromo-2-nitrophenol packed and shipped?
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This chemical is carefully packed to ensure safe transit and is available for export globally by Tech Serve Solutions.
How can I request a quote or sample?
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To request a quote or a sample of 4-Bromo-2-nitrophenol, please contact our sales team through the website or via direct enquiry.
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