4-Hydroxy-6,7-dimethylcoumarin
4-Hydroxy-6,7-dimethylcoumarin (CAS 55004-77-8) is a heterocyclic organic compound with the molecular formula C11H12O4 and a molecular weight of 208.21 g/mol. This coumarin derivative serves as a valuable building block in chemical synthesis. Its defined structure makes it suitable for various research and development applications, particularly within organic chemistry and materials science.
- Synonyms
- 4-Hydroxy-6,7-dimethyl-2H-chromen-2-one

Organic Synthesis Intermediate
Utilised as a precursor or intermediate in the synthesis of more complex organic molecules. Its coumarin core allows for diverse functionalization pathways.
Research and Development
Employed in academic and industrial research settings for the exploration of novel compounds and chemical reactions. Suitable for laboratory-scale investigations.
Building Block for Heterocycles
Serves as a foundational component in the construction of various heterocyclic systems, leveraging its coumarin scaffold.
| Molecular weight | 208.21 |
|---|---|
| Empirical formula | C11H12O4 |
| Assay | 98% |
| Melting point | 248-251 °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-Hydroxy-6,7-dimethylcoumarin primarily used for?
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4-Hydroxy-6,7-dimethylcoumarin is primarily used as a building block and intermediate in organic synthesis and for general research and development purposes in chemistry.
What is the CAS number and molecular formula for 4-Hydroxy-6,7-dimethylcoumarin?
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The CAS number is 55004-77-8 and the molecular formula is C11H12O4.
What grade and purity does Tech Serve Solutions supply for 4-Hydroxy-6,7-dimethylcoumarin?
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Tech Serve Solutions supplies 4-Hydroxy-6,7-dimethylcoumarin with an assay of 98%. This product is intended for research and chemical synthesis purposes and is not supplied as USP, BP, EP, or pharmaceutical grade.
What are the primary safety hazards associated with 4-Hydroxy-6,7-dimethylcoumarin?
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4-Hydroxy-6,7-dimethylcoumarin 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 used during handling.
Can Tech Serve Solutions export 4-Hydroxy-6,7-dimethylcoumarin?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 4-Hydroxy-6,7-dimethylcoumarin, and can facilitate international shipments.
How can I request a sample or quote for 4-Hydroxy-6,7-dimethylcoumarin?
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To request a sample or a quote for 4-Hydroxy-6,7-dimethylcoumarin, please contact our sales department through the website or by phone.
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