3-Bromo-4-hydroxy-5-methoxybenzonitrile
3-Bromo-4-hydroxy-5-methoxybenzonitrile (CAS: 52805-45-5) is an organic compound with the molecular formula C8H6BrNO2. This brominated hydroxy-methoxy benzonitrile derivative serves as a valuable building block in organic synthesis. Its distinct functional groups allow for diverse chemical transformations, making it a useful intermediate in the development of more complex molecules for research and industrial applications. Supplied by Tech Serve Solutions, it is offered with a minimum assay of 97%.

Organic Synthesis Intermediate
This compound is a versatile building block utilised in the synthesis of various organic molecules. Its functional groups, including the nitrile, hydroxyl, and methoxy moieties, along with the bromine atom, provide multiple reactive sites for chemical modifications.
Pharmaceutical Research
As a key intermediate, 3-Bromo-4-hydroxy-5-methoxybenzonitrile can be employed in the research and development of novel pharmaceutical compounds. Its structure may be incorporated into drug candidates for medicinal chemistry studies.
Fine Chemical Production
The compound finds application in the fine chemical industry, where it serves as a precursor for producing specialised chemicals. Its utility spans various research and development projects requiring precisely functionalised aromatic cores.
| Molecular weight | 228.04 |
|---|---|
| Empirical formula | C8H6BrNO2 |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Melting point | 143-146 °C |

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) | 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 3-Bromo-4-hydroxy-5-methoxybenzonitrile used for?
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3-Bromo-4-hydroxy-5-methoxybenzonitrile is primarily used as a building block and intermediate in organic synthesis, with potential applications in pharmaceutical research and fine chemical production.
What are the CAS number and molecular formula for this compound?
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The CAS number for 3-Bromo-4-hydroxy-5-methoxybenzonitrile is 52805-45-5, and its molecular formula is C8H6BrNO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Bromo-4-hydroxy-5-methoxybenzonitrile with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated.
How should 3-Bromo-4-hydroxy-5-methoxybenzonitrile be handled safely?
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When handling 3-Bromo-4-hydroxy-5-methoxybenzonitrile, it is recommended to wear a dust mask (type N95 or equivalent), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust. Refer to the safety data sheet for comprehensive handling instructions.
What are the primary hazards associated with this chemical?
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This compound is classified with the GHS07 symbol and carries the signal word 'Warning'. It has hazard statements H302 (Harmful if swallowed), H312 (Harmful in contact with skin), H315 (Causes skin irritation), H319 (Causes serious eye irritation), H332 (Harmful if inhaled), and H335 (May cause respiratory irritation).
How is 3-Bromo-4-hydroxy-5-methoxybenzonitrile packed and shipped?
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Tech Serve Solutions expertly packs and ships this chemical globally, adhering to all relevant international regulations for hazardous materials. Storage at 2-8°C is recommended.
How can I request a quote or sample?
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To request a quote or a sample of 3-Bromo-4-hydroxy-5-methoxybenzonitrile, please contact our sales team through the website or by calling our main office.
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