4-Nitrocinnamic acid, predominantly trans
4-Nitrocinnamic acid (CAS: 619-89-6), with the linear formula O₂NC₆H₄CH=CHCO₂H and a molecular weight of 193.16 g/mol, is a versatile organic compound. Predominantly in its trans configuration, it serves as a valuable building block in organic synthesis. Its chemical structure lends itself to various derivatisations and applications in research and development, particularly within the realms of chemical synthesis and materials science.
- IUPAC
- 3-(4-Nitrophenyl)-2-propenoic acid
- Synonyms
- 3-(4-Nitrophenyl)-2-propenoic acid

Organic Synthesis Intermediate
4-Nitrocinnamic acid is frequently employed as a key intermediate in the synthesis of more complex organic molecules. Its functional groups allow for diverse chemical transformations, making it useful in the preparation of novel compounds for research purposes.
Research and Development
This compound finds application in academic and industrial research laboratories for exploring new chemical pathways and developing novel materials. Its well-defined structure is beneficial for precise synthetic strategies.
Precursor for Specialty Chemicals
It acts as a precursor in the synthesis of various specialty chemicals. The nitro group and the unsaturated carboxylic acid moiety offer sites for targeted chemical modifications and elaborations.
| Molecular weight | 193.16 |
|---|---|
| Linear formula | O2NC6H4CH=CHCO2H |
| Assay | 97% |
| Melting point | 289 °C (dec.)(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-Nitrocinnamic acid primarily used for?
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4-Nitrocinnamic acid (CAS: 619-89-6) is primarily used as a building block and intermediate in organic synthesis, research, and development, and as a precursor for specialty chemicals.
What are the CAS number and chemical formula for 4-Nitrocinnamic acid?
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The CAS number is 619-89-6, and its linear formula is O₂NC₆H₄CH=CHCO₂H.
What grade and purity does Tech Serve Solutions supply for 4-Nitrocinnamic acid?
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Tech Serve Solutions supplies 4-Nitrocinnamic acid with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the key safety considerations when handling 4-Nitrocinnamic acid?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It has a WGK Germany classification of 3, indicating it is hazardous to water.
How is 4-Nitrocinnamic acid packed and exported by TSS?
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As a specialist global supplier and exporter, Tech Serve Solutions ensures appropriate packaging and handling for international shipment of 4-Nitrocinnamic acid, adhering to all relevant regulations.
How can I request a sample or a quote for 4-Nitrocinnamic acid?
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Please contact our sales team directly through our website or by phone to request a sample or a quotation for 4-Nitrocinnamic acid.
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