3-Bromocinnamic acid, predominantly trans
3-Bromocinnamic acid, predominantly trans (CAS: 32862-97-8) is a valuable organic compound with the molecular formula BrC6H4CH=CHCO2H and a molecular weight of 227.05 g/mol. It serves as a key building block in organic synthesis, particularly within the realms of fine chemicals and pharmaceutical intermediates. Its carboxylic acid and alkene functionalities, alongside the bromo-aryl substituent, enable diverse chemical transformations for creating complex molecular structures.
- Synonyms
- 3-Bromocinnamic acid

Organic Synthesis Intermediate
This compound is frequently employed as a starting material or intermediate in multi-step organic syntheses. Its structure allows for various reactions, including esterification, amidation, and palladium-catalyzed cross-coupling reactions.
Pharmaceutical Research
3-Bromocinnamic acid can be a precursor in the synthesis of biologically active molecules. Its incorporation into larger structures may lead to compounds with potential therapeutic applications, aiding drug discovery efforts.
Material Science
The compound's aromatic and unsaturated nature could lend itself to applications in material science, potentially in the development of novel polymers or functional materials.
| Molecular weight | 227.05 |
|---|---|
| Linear formula | BrC6H4CH=CHCO2H |
| Assay | 98% |
| Solubility | methanol: soluble |
| Melting point | 177-179 °C(lit.) |

Hazard statements
- 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) | Xi |
| Risk statements (R) | 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-Bromocinnamic acid, predominantly trans used for?
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3-Bromocinnamic acid, predominantly trans (CAS: 32862-97-8) is primarily used as a building block in organic synthesis and in pharmaceutical research for the development of new chemical entities.
What is the CAS number and molecular formula for this compound?
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The CAS number is 32862-97-8 and the molecular formula is BrC6H4CH=CHCO2H. The linear formula is BrC<sub>6</sub>H<sub>4</sub>CH=CHCO<sub>2</sub>H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Bromocinnamic acid, predominantly trans with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
What are the safety precautions when handling this chemical?
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This compound is classified with GHS07 symbol and a Warning signal word, indicating hazards such as skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). It is recommended to use a dust mask type N95 (US), eyeshields, and gloves, and to avoid breathing dust. Handle in a well-ventilated area.
How is this chemical typically packed and shipped by TSS?
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Tech Serve Solutions exports fine chemicals globally. Specific packaging details depend on quantity and destination, adhering to all relevant shipping regulations.
How can I request a sample or quote for 3-Bromocinnamic acid, predominantly trans?
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To request a sample or a quotation, please contact the TSS sales team through our website or by phone, providing your specific requirements.
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