3-Indoleacrylic acid
3-Indoleacrylic acid (CAS: 1204-06-4, Formula: C11H9NO2, MW: 187.19) is a valuable indole derivative. It serves as a crucial building block in organic synthesis, particularly for creating complex heterocyclic compounds. Its applications extend to research and development in pharmaceuticals and materials science, leveraging its unique chemical structure for further derivatization and functionalization in sophisticated chemical pathways.
- IUPAC
- 3-(3-Indolyl)acrylic acid,IAA
- Synonyms
- 3-(3-Indolyl)acrylic acidIAA

Organic Synthesis Intermediate
3-Indoleacrylic acid is frequently employed as a key intermediate in the synthesis of complex organic molecules. Its indole core and acrylic acid moiety allow for diverse chemical transformations, making it useful in constructing pharmaceutical scaffolds and novel chemical entities.
Heterocyclic Chemistry
This compound is a versatile building block for heterocyclic systems, particularly those incorporating the indole framework. It facilitates the development of new chemical structures with potential biological activity or material properties.
Research and Development
In research laboratories, 3-Indoleacrylic acid is used to explore new synthetic methodologies and to create libraries of compounds for screening. Its structure is amenable to various modifications, supporting drug discovery and materials innovation.
| Molecular weight | 187.19 |
|---|---|
| Empirical formula | C11H9NO2 |
| Assay | ≥97.0% (HPLC) |
| Storage temperature | room temp |
| Melting point | ~190 °C (dec.) |

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 3-Indoleacrylic acid used for?
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3-Indoleacrylic acid is primarily used as a building block in organic synthesis, particularly for creating heterocyclic compounds and as an intermediate in research and development for pharmaceuticals and materials science.
What is the CAS number and formula for 3-Indoleacrylic acid?
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The CAS number is 1204-06-4 and the empirical formula (Hill notation) is C11H9NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Indoleacrylic acid with an assay of ≥97.0% (HPLC). We do not represent this product as meeting any pharmacopoeia standards such as USP, BP, or EP.
How should 3-Indoleacrylic acid be handled?
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3-Indoleacrylic acid is classified as an irritant. Handle with appropriate personal protective equipment, including a dust mask (type N95 recommended), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. Refer to the safety data sheet for detailed information.
How is 3-Indoleacrylic acid packed, shipped, and exported?
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As a global supplier, Tech Serve Solutions offers 3-Indoleacrylic acid for export, with packaging and shipping adhering to international regulations for chemical substances. Please contact us for specific requirements.
How can I request a sample or quote for 3-Indoleacrylic acid?
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To request a sample or a quote for 3-Indoleacrylic acid, please contact the Tech Serve Solutions sales department through our website or by phone, providing your contact details and the quantity required.
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