4′-Bromomethoxystilbene
4′-Bromomethoxystilbene (CAS: 119421-16-8), with the empirical formula C15H13BrO and a molecular weight of 289.17 g/mol, is a brominated organic compound. It serves as a valuable building block in organic synthesis, particularly for creating more complex molecules. Its structure features a stilbene core functionalised with a bromine atom and a methoxy group, enabling diverse chemical transformations for research and development purposes.
- IUPAC
- 1-Bromo-4-[2-(4-methoxyphenyl)ethenyl]benzene
- Synonyms
- 1-Bromo-4-[2-(4-methoxyphenyl)ethenyl]benzene

Organic Synthesis Intermediate
This compound is employed as a versatile intermediate in the synthesis of various organic molecules. The presence of the bromine atom and the methoxy-substituted styrene moiety allows for a range of cross-coupling reactions and functional group interconversions.
Research and Development
4′-Bromomethoxystilbene is utilised in research laboratories for exploring new synthetic pathways and developing novel chemical entities. Its distinct structure makes it suitable for investigating structure-activity relationships in medicinal chemistry or materials science.
Building Block for Complex Structures
The molecule acts as a key building block for constructing larger, more intricate chemical architectures. It can be incorporated into pharmaceuticals, agrochemicals, or functional materials through established synthetic methodologies.
| Molecular weight | 289.17 |
|---|---|
| Empirical formula | C15H13BrO |
| Assay | 97% |
| Melting point | 198-203 °C |



Hazard statements
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H318Causes serious eye damage
- H335May cause respiratory irritation
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 37/38-41-43-52/53 |
| Safety statements (S) | 26-36/37/39-61 |
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′-Bromomethoxystilbene primarily used for?
+
4′-Bromomethoxystilbene is primarily used as a versatile building block and intermediate in organic synthesis and chemical research and development.
What is the CAS number and formula for 4′-Bromomethoxystilbene?
+
The CAS number is 119421-16-8 and the empirical formula is C15H13BrO.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 4′-Bromomethoxystilbene with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 4′-Bromomethoxystilbene be handled safely?
+
Handling requires caution due to hazards including skin irritation (H315), skin sensitisation (H317), serious eye damage (H318), respiratory irritation (H335), and toxicity to aquatic life with long-lasting effects (H411). Use appropriate personal protective equipment (PPE) such as gloves, eye protection, and respiratory protection in a well-ventilated area. Avoid release to the environment.
Is 4′-Bromomethoxystilbene a controlled substance?
+
Based on the provided data, 4′-Bromomethoxystilbene is not indicated as a controlled substance.
How is 4′-Bromomethoxystilbene packed, shipped, and exported?
+
Tech Serve Solutions packages chemicals in compliance with relevant shipping regulations for safe handling, transport, and export globally. Specific packaging details can be provided upon request.
How can I request a sample or quote for 4′-Bromomethoxystilbene?
+
To request a sample or quote, please contact our sales team through the website or by phone, specifying the product CAS number 119421-16-8.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis