4-Ethoxycinnamic acid, predominantly trans
4-Ethoxycinnamic acid, predominantly trans (CAS: 2373-79-7) is an organic compound with the linear formula C2H5OC6H4CH=CHCO2H and a molecular weight of 192.21 g/mol. As a carboxylic acid and a carbonyl compound, it serves as a versatile building block in organic synthesis. Its primary utility lies in its role as an intermediate for the preparation of more complex molecules and in general chemical research and development.
- Synonyms
- C2H5OC6H4CH=CHCO2H

Organic Synthesis Intermediate
Utilised as a key building block in the synthesis of various organic compounds. Its functional groups allow for diverse chemical transformations.
Research and Development
Employed in laboratory settings for exploring new chemical pathways and developing novel materials. Suitable for academic and industrial R&D projects.
Pharmaceutical Intermediate Precursor
Can serve as a precursor in the multi-step synthesis of active pharmaceutical ingredients (APIs), contributing to drug discovery and development.
| Molecular weight | 192.21 |
|---|---|
| Linear formula | C2H5OC6H4CH=CHCO2H |
| Assay | 97% |
| Melting point | 195-199 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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-Ethoxycinnamic acid predominantly trans used for?
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4-Ethoxycinnamic acid, predominantly trans is primarily used as a versatile building block in organic synthesis and in research and development laboratories for the creation of more complex molecules.
What is the CAS number and molecular formula for this compound?
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The CAS number is 2373-79-7, and the linear formula is C2H5OC6H4CH=CHCO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Ethoxycinnamic acid, predominantly trans with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling recommendations for 4-Ethoxycinnamic acid, predominantly trans?
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Handling this compound requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound is classified with WGK Germany 3, indicating a high hazard to water.
How is 4-Ethoxycinnamic acid, predominantly trans packed, shipped, and exported?
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Tech Serve Solutions expertly packs, ships, and exports chemicals globally, ensuring compliance with all international regulations for safe transit.
How can I request a quote or sample for 4-Ethoxycinnamic acid, predominantly trans?
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To request a quote or sample, please contact our sales team through the website or direct email. We are happy to assist with your specific requirements.
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