Ethyl 4-aminocinnamate
Ethyl 4-aminocinnamate (CAS 5048-82-8) is an organic compound with the linear formula H₂NC₆H₄CH=CHCO₂C₂H₅ and a molecular weight of 191.23 g/mol. This aromatic ester serves as a versatile building block in organic synthesis. It is primarily utilised in the development of more complex molecules within chemical research and development, particularly in the fields requiring functionalised aromatic compounds and esters.

Organic Synthesis Intermediate
Ethyl 4-aminocinnamate is a valuable intermediate in the synthesis of various organic compounds. Its structure, featuring both an amino group and an ester functional group on a cinnamate backbone, allows for diverse chemical transformations.
Research and Development
This compound finds application in research laboratories for the exploration of novel chemical entities. It can be used in the construction of molecules with potential applications in materials science or medicinal chemistry.
Building Block for Complex Molecules
As a readily available building block, it enables chemists to introduce the 4-aminocinnamate moiety into larger molecular architectures. This is useful for creating compounds with specific electronic or structural properties.
| Molecular weight | 191.23 |
|---|---|
| Linear formula | H2NC6H4CH=CHCO2C2H5 |
| Assay | 97% |
| Melting point | 70-74 °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 Ethyl 4-aminocinnamate used for?
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Ethyl 4-aminocinnamate is used as a versatile building block in organic synthesis and in research and development for creating more complex molecules.
What is the CAS number and formula for Ethyl 4-aminocinnamate?
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The CAS number is 5048-82-8 and the linear formula is H₂NC₆H₄CH=CHCO₂C₂H₅.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethyl 4-aminocinnamate with an assay of 97%. This product is intended for research and chemical synthesis purposes and is not supplied as USP, BP, EP, or any pharmacopoeia grade.
How should Ethyl 4-aminocinnamate be handled?
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Ethyl 4-aminocinnamate is classified as a Warning. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, should be used. Handle in a well-ventilated area.
How is Ethyl 4-aminocinnamate packed and shipped?
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Tech Serve Solutions, as a global supplier and exporter, ensures appropriate packaging and shipping for chemicals like Ethyl 4-aminocinnamate in compliance with international regulations.
How can I request a sample or quote for Ethyl 4-aminocinnamate?
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To request a sample or quote for Ethyl 4-aminocinnamate, please contact our sales team through the website or by direct inquiry, referencing the product name and CAS number 5048-82-8.
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