4-Methoxycinnamic acid
4-Methoxycinnamic acid (CAS 943-89-5), a derivative of cinnamic acid with the molecular formula C10H10O3 and a molecular weight of 178.18 g/mol, is a key organic building block. It is recognised for its presence in natural sources such as Aloe Vera and turmeric. This compound serves as a valuable intermediate in chemical synthesis and is utilized in various research applications, including cell biology and nutrition research.
- IUPAC
- trans-3-(4-Methoxyphenyl)acrylic acid

Chemical Synthesis Intermediate
4-Methoxycinnamic acid serves as a versatile intermediate in organic synthesis, facilitating the construction of more complex molecules. Its functional groups allow for various chemical transformations used in the development of new compounds.
Research and Development
This compound is frequently employed in academic and industrial research settings. Its applications span fields such as cell biology and nutrition research, where it may be used to investigate biological pathways or develop novel nutritional compounds.
Phytochemical Studies
As a naturally occurring compound found in plants like turmeric (Curcuma longa), 4-Methoxycinnamic acid is of interest in phytochemical research. It aids in the study of plant-derived compounds and their potential properties.
| Molecular weight | 178.18 |
|---|---|
| Empirical formula | C10H10O3 |
| Assay | ≥98.0% (GC) |
| Melting point | 173.5 °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) | 26-37/39 |
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-Methoxycinnamic acid primarily used for?
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4-Methoxycinnamic acid is primarily used as an intermediate in chemical synthesis and in various research applications, including cell biology and nutrition research. It is also studied for its presence in natural sources like Aloe Vera and turmeric.
What are the CAS number and molecular formula for 4-Methoxycinnamic acid?
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The CAS number for 4-Methoxycinnamic acid is 943-89-5, and its molecular formula is C10H10O3.
What grade and purity does Tech Serve Solutions supply for 4-Methoxycinnamic acid?
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Tech Serve Solutions supplies 4-Methoxycinnamic acid with an assay of ≥98.0% (GC). We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should 4-Methoxycinnamic acid be handled safely?
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4-Methoxycinnamic acid is classified with GHS07 and the signal word Warning. It carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, should be worn. Handle in a well-ventilated area. In case of eye contact, rinse cautiously with water for several minutes; remove contact lenses if present and easy to do. Continue rinsing. Refer to the Safety Data Sheet for comprehensive handling information.
How is 4-Methoxycinnamic acid packed, shipped, and exported?
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Tech Serve Solutions carefully packs and prepares 4-Methoxycinnamic acid for secure global export, adhering to all relevant shipping regulations for chemical compounds.
How can I request a sample or quote for 4-Methoxycinnamic acid?
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To request a sample or a quote for 4-Methoxycinnamic acid, please use the contact form on our website or call our sales department directly.
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