4-Bromo-3-methoxyaniline
4-Bromo-3-methoxyaniline (CAS: 19056-40-7), with the molecular formula BrC6H3(OCH3)NH2 and a molecular weight of 202.05 g/mol, is a valuable organic intermediate. This compound serves as a crucial building block in organic synthesis, particularly within the pharmaceutical and chemical research sectors. Its specific structural features allow for diverse chemical transformations, making it a sought-after reagent for developing novel compounds and complex molecular architectures.

Pharmaceutical Intermediate
4-Bromo-3-methoxyaniline is utilised in the synthesis of active pharmaceutical ingredients (APIs). Its structure provides a reactive amine group and a bromine substituent, enabling its incorporation into various drug discovery pathways.
Organic Synthesis Building Block
As a versatile organic building block, this compound is employed in multi-step synthesis for creating complex molecules. It is a key starting material for researchers developing new chemical entities.
Chemical Research Reagent
In academic and industrial research laboratories, 4-Bromo-3-methoxyaniline functions as a reliable reagent for exploring new reaction methodologies and synthesizing novel organic compounds.
| Molecular weight | 202.05 |
|---|---|
| Linear formula | BrC6H3(OCH3)NH2 |
| Assay | 97% |
| Melting point | 96-100 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-43 |
| Safety statements (S) | 36/37 |
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-3-methoxyaniline used for?
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4-Bromo-3-methoxyaniline is primarily used as a building block in organic synthesis, particularly in the development of pharmaceutical intermediates and novel chemical compounds for research purposes.
What are the CAS number and chemical formula for 4-Bromo-3-methoxyaniline?
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The CAS number for 4-Bromo-3-methoxyaniline is 19056-40-7, and its chemical formula is BrC6H3(OCH3)NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Bromo-3-methoxyaniline with an assay of 97%. This product is not represented as USP, BP, EP, or any other pharmacopoeia grade and is intended for research and chemical synthesis use.
How should 4-Bromo-3-methoxyaniline be handled safely?
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4-Bromo-3-methoxyaniline is classified with a Warning signal word and carries hazard statements H302 (Harmful if swallowed) and H317 (May cause an allergic skin reaction). Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, face shields, and gloves, must be used. Work should be conducted in a well-ventilated area or fume hood. Refer to the Safety Data Sheet (SDS) for comprehensive handling information.
Is 4-Bromo-3-methoxyaniline a controlled substance?
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The provided data does not indicate that 4-Bromo-3-methoxyaniline is a controlled substance.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions professionally packs and ships chemicals globally, adhering to all relevant transport regulations. For specific packaging and export details, please contact our sales team.
How can I request a sample or a quote for 4-Bromo-3-methoxyaniline?
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To request a sample or a quote, please navigate to the product page and utilise the 'Request Sample' or 'Enquire Now' buttons, or contact our dedicated sales team directly.
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