6,8-Dichloro-3-cyanochromone
6,8-Dichloro-3-cyanochromone (CAS: 72798-32-4) is a halogenated heterocyclic compound with the molecular formula C10H3Cl2NO2. This chemical is a valuable building block utilised in organic synthesis. Its structure, featuring dichloro and cyano substituents on a chromone core, makes it suitable for diverse chemical transformations and the development of novel chemical entities.
- IUPAC
- 6,8-Dichloro-4-oxo-4H-1-benzopyran-3-carbonitrile
- Synonyms
- C10H3Cl2NO26,8-Dichloro-4-oxo-4H-1-benzopyran-3-carbonitrile

Organic Synthesis Intermediate
Serves as a key intermediate in the synthesis of complex organic molecules. The reactive chlorine atoms and cyano group offer versatile sites for further chemical modification.
Heterocyclic Chemistry Research
Utilised in research settings for the exploration of novel benzopyran derivatives. Its structure facilitates the study of structure-activity relationships in medicinal chemistry.
Building Block for Fine Chemicals
Employed as a foundational component in the construction of fine chemicals and specialty materials, owing to its distinct halogenated heterocyclic framework.
| Molecular weight | 240.04 |
|---|---|
| Empirical formula | C10H3Cl2NO2 |
| Assay | 97% |
| Melting point | 169-174 °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) | 26-36 |
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 6,8-Dichloro-3-cyanochromone used for?
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6,8-Dichloro-3-cyanochromone (CAS: 72798-32-4) is primarily used as an intermediate in organic synthesis and as a building block in heterocyclic chemistry research.
What is the CAS number and formula for 6,8-Dichloro-3-cyanochromone?
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The CAS number is 72798-32-4 and the molecular formula is C10H3Cl2NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 6,8-Dichloro-3-cyanochromone with an assay of 97%. This product is intended for research and technical applications and is not represented as USP, BP, or EP grade.
How should 6,8-Dichloro-3-cyanochromone be handled?
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Handling requires appropriate personal protective equipment, including a dust mask (N95 recommended), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. Refer to the Safety Data Sheet for full details.
What are the hazards associated with 6,8-Dichloro-3-cyanochromone?
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This compound is classified with Warning signal word and carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation).
How is 6,8-Dichloro-3-cyanochromone shipped?
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Tech Serve Solutions exports this chemical under strict regulatory compliance. Packaging is designed to ensure product integrity and safe transport.
How can I request a quote or sample?
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Please contact our sales department via the website or direct inquiry to receive a prompt quotation or to request a product sample.
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