4-Chloro-3-formyl-6-methylcoumarin
4-Chloro-3-formyl-6-methylcoumarin (CAS 51069-84-2) is an organic compound with the formula C11H7ClO3 and a molecular weight of 222.62 g/mol. This halogenated heterocyclic coumarin derivative features both an aldehyde and a chlorine substituent, making it a versatile intermediate. It is primarily utilised as a building block in organic synthesis and chemical research, contributing to the development of novel compounds and materials.

Organic Synthesis Intermediate
Serves as a key building block in the synthesis of more complex organic molecules. Its functional groups allow for diverse chemical transformations, facilitating the construction of novel heterocyclic systems.
Chemical Research
Utilised in research laboratories for exploring new reaction pathways and developing novel chemical entities. Its unique structure makes it a valuable reagent for medicinal chemistry and materials science investigations.
Coumarin Derivatives Synthesis
A precursor for the preparation of various substituted coumarin compounds. These derivatives often possess interesting photophysical or biological properties, driving research in fluorescent dyes and pharmaceutical agents.
| Molecular weight | 222.62 |
|---|---|
| Empirical formula | C11H7ClO3 |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Melting point | 130-134 °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 4-Chloro-3-formyl-6-methylcoumarin used for?
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4-Chloro-3-formyl-6-methylcoumarin is primarily used as an intermediate in organic synthesis and in chemical research for developing novel compounds.
What are the CAS number and formula for 4-Chloro-3-formyl-6-methylcoumarin?
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The CAS number is 51069-84-2 and the empirical formula is C11H7ClO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Chloro-3-formyl-6-methylcoumarin with an assay of 97%. We do not represent this product as USP, BP, or EP grade unless explicitly stated.
How should 4-Chloro-3-formyl-6-methylcoumarin be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (N95 recommended), eyeshields, and gloves. Avoid inhalation of dust and ensure adequate ventilation. The compound is classified as a Warning with hazards H315, H319, and H335, indicating skin, eye, and respiratory irritation.
How is 4-Chloro-3-formyl-6-methylcoumarin packaged and shipped?
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This chemical is typically stored at 2-8°C. Packaging and shipping methods comply with international regulations for chemical export.
How can I request a quote or sample for 4-Chloro-3-formyl-6-methylcoumarin?
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To request a quote or sample, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements and delivery details.
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