3,4,5-Trimethoxycinnamic acid
3,4,5-Trimethoxycinnamic acid (CAS 90-50-6) is an organic compound with the linear formula (CH3O)3C6H2CH=CHCO2H and a molecular weight of 238.24 g/mol. This carboxylic acid serves as a valuable building block in chemical synthesis. It is primarily utilised in research and development settings for the creation of more complex molecules and intermediates across various scientific disciplines.
- Synonyms
- 90-50-6, (CH3O)3C6H2CH=CHCO2H

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of complex organic molecules. Its structure allows for diverse chemical transformations in research and development laboratories.
Research and Development
Employed in academic and industrial R&D for exploring new chemical entities and synthetic pathways. It functions as a versatile building block in organic chemistry.
Pharmaceutical Research
May be used in early-stage pharmaceutical research for the development of novel therapeutic compounds. Its specific functional groups offer potential for drug discovery.
| Molecular weight | 238.24 |
|---|---|
| Linear formula | (CH3O)3C6H2CH=CHCO2H |
| Assay | 97% |
| Melting point | 125-127 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 2 |
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 3,4,5-Trimethoxycinnamic acid used for?
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3,4,5-Trimethoxycinnamic acid is primarily used as a building block in organic synthesis and in research and development settings for the creation of more complex molecules and intermediates.
What are the CAS number and formula for 3,4,5-Trimethoxycinnamic acid?
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The CAS number is 90-50-6, and the linear formula is (CH3O)3C6H2CH=CHCO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,4,5-Trimethoxycinnamic acid with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling 3,4,5-Trimethoxycinnamic 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 may be necessary. It has a WGK Germany classification of 2.
Is 3,4,5-Trimethoxycinnamic acid packed and shipped by Tech Serve Solutions?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 3,4,5-Trimethoxycinnamic acid, adhering to international shipping regulations.
How can I request a sample or quote for 3,4,5-Trimethoxycinnamic acid?
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To request a sample or a quote, please contact our sales department through the website or by direct inquiry, providing your specific requirements.
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