3-Iodochromone
3-Iodochromone (CAS: 122775-34-2), with the molecular formula C9H5IO2 and a molecular weight of 272.04 g/mol, is a halogenated heterocyclic compound. It serves as a valuable building block in organic synthesis, particularly for constructing more complex molecular architectures. Its utility lies in its reactivity as an intermediate, enabling further functionalisation and elaboration in research and development settings within the chemical industry.
- IUPAC
- 3-Iodo-4H-benzopyran-4-one,3-Iodo-4H-chromen-4-one

Organic Synthesis Intermediate
3-Iodochromone is primarily used as an intermediate in the synthesis of diverse organic molecules. Its structure, featuring an iodine substituent on the chromone core, allows for various coupling reactions and transformations.
Heterocyclic Compound Synthesis
This compound is a key building block for the preparation of substituted benzopyrans and related heterocyclic systems. Researchers utilise it to develop novel compounds with potential applications in medicinal chemistry and materials science.
Research and Development
Utilised in academic and industrial R&D laboratories, 3-Iodochromone facilitates the exploration of new synthetic routes and the discovery of novel chemical entities.
| Molecular weight | 272.04 |
|---|---|
| Empirical formula | C9H5IO2 |
| Melting point | 93-98 °C |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 26 |
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-Iodochromone used for?
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3-Iodochromone is primarily used as a building block and intermediate in organic synthesis, particularly for the preparation of substituted heterocyclic compounds and in research and development.
What are the CAS number and formula for 3-Iodochromone?
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The CAS number for 3-Iodochromone is 122775-34-2, and its molecular formula is C9H5IO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Iodochromone typically as a research or technical grade chemical. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated. Please refer to the product's Certificate of Analysis for specific purity details.
How should 3-Iodochromone be handled?
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3-Iodochromone is classified as harmful if swallowed and causes serious eye irritation (H302, H319). Handle with appropriate personal protective equipment, avoid contact with skin and eyes, and ensure adequate ventilation. In case of contact, follow the precautionary statements (P305 + P351 + P338).
Is 3-Iodochromone a controlled substance?
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The provided data does not indicate that 3-Iodochromone is a controlled substance.
How is 3-Iodochromone packed, shipped, and exported?
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Tech Serve Solutions carefully packs and ships chemicals in compliance with all relevant national and international regulations for safe transport. We are experienced global exporters.
How can I request a sample or quote for 3-Iodochromone?
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To request a sample or a quotation for 3-Iodochromone, please contact our sales team through the website or directly via email, providing your contact details and required quantity.
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