3,5-Dimethoxycinnamic acid, predominantly trans
3,5-Dimethoxycinnamic acid, predominantly trans (CAS: 16909-11-8) is a chemical compound with the linear formula (CH3O)2C6H3CH=CHCO2H and a molecular weight of 208.21 g/mol. This organic building block is characterised by its carboxylic acid and substituted phenyl groups. It serves as a valuable intermediate in organic synthesis, contributing to the development of more complex molecules for various research and industrial applications.
- Synonyms
- 16909-11-8, (CH3O)2C6H3CH=CHCO2H

Organic Synthesis Intermediate
Utilised as a key building block in the synthesis of diverse organic compounds. Its structure allows for further functionalisation and incorporation into more complex molecular architectures.
Research and Development
Employed in laboratory settings for chemical research, enabling the exploration of new reaction pathways and the creation of novel chemical entities. Aids in the study of substituted cinnamic acid derivatives.
Materials Science
Potential applications in materials science, where its derivatives might be investigated for unique optical or electronic properties due to the conjugated system and aromatic ring.
| Molecular weight | 208.21 |
|---|---|
| Linear formula | (CH3O)2C6H3CH=CHCO2H |
| Assay | ≥99% |
| Melting point | 174-175 °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 3,5-Dimethoxycinnamic acid, predominantly trans used for?
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3,5-Dimethoxycinnamic acid, predominantly trans is primarily used as an intermediate in organic synthesis and in research and development settings for creating new chemical entities and exploring reaction pathways.
What is the CAS number and formula for 3,5-Dimethoxycinnamic acid, predominantly trans?
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The CAS number is 16909-11-8 and the linear formula is (CH3O)2C6H3CH=CHCO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,5-Dimethoxycinnamic acid, predominantly trans with an assay of ≥99%. TSS does not represent this product as USP, BP, EP or any other pharmacopoeia grade.
How should 3,5-Dimethoxycinnamic acid, predominantly trans be handled?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a P1 (EN143) or N95 (US) respirator filter if needed. It is classified with WGK Germany 3.
Is 3,5-Dimethoxycinnamic acid, predominantly trans a controlled substance?
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The provided data does not indicate that 3,5-Dimethoxycinnamic acid, predominantly trans is a controlled substance.
How is 3,5-Dimethoxycinnamic acid, predominantly trans packed and exported?
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Tech Serve Solutions expertly packs and exports chemicals globally, ensuring compliance with all relevant shipping regulations for research and industrial use.
How can I request a quote or sample?
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To request a quote or sample of 3,5-Dimethoxycinnamic acid, predominantly trans, please contact our sales team through the TSS website or by phone.
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