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Atomfair 4-ethyl-7-hydroxy-2H-chromen-2-one 4-Ethyl-7-hydroxycoumarin C11H10O3 CAS 64231-10-3

4-Ethyl-7-hydroxy-2H-chromen-2-one (CAS No. 64231-10-3) is a high-purity coumarin derivative with the molecular formula C11H10O3. This compound, also known as 4-Ethyl-7-hydroxycoumarin, is a valuable intermediate in organic synthesis and pharmaceutical research. Its unique structure, featuring a hydroxyl group at the 7-position and an ethyl substituent at the 4-position, makes it a versatile building block for fluorescent probes, dyes, and bioactive molecules. Ideal for researchers in medicinal chemistry, this product is rigorously tested for quality and consistency, ensuring reliable performance in your experiments. Available in various quantities to suit laboratory-scale and industrial applications.

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Description

4-Ethyl-7-hydroxy-2H-chromen-2-one (CAS No. 64231-10-3) is a high-purity coumarin derivative with the molecular formula C11H10O3. This compound, also known as 4-Ethyl-7-hydroxycoumarin, is a valuable intermediate in organic synthesis and pharmaceutical research. Its unique structure, featuring a hydroxyl group at the 7-position and an ethyl substituent at the 4-position, makes it a versatile building block for fluorescent probes, dyes, and bioactive molecules. Ideal for researchers in medicinal chemistry, this product is rigorously tested for quality and consistency, ensuring reliable performance in your experiments. Available in various quantities to suit laboratory-scale and industrial applications.

Properties

  • CAS Number: 64231-10-3
  • Complexity: 270
  • IUPAC Name: 4-ethyl-7-hydroxy-chromen-2-one
  • InChI: InChI=1S/C11H10O3/c1-2-7-5-11(13)14-10-6-8(12)3-4-9(7)10/h3-6,12H,2H2,1H3
  • InChI Key: UNRDBISCGQHNDA-UHFFFAOYSA-N
  • Exact Mass: 190.062994177
  • Molecular Formula: C11H10O3
  • Molecular Weight: 190.19
  • SMILES: CCC1=CC(=O)OC2=C1C=CC(=C2)O
  • Topological: 46.5
  • Monoisotopic Mass: 190.062994177
  • Synonyms: 4-ethyl-7-hydroxy-2H-chromen-2-one, 873-903-8, 4-Ethyl-7-hydroxycoumarin, 64231-10-3, 4-ethyl-7-hydroxychromen-2-one, 4-Ethoxy-7-hydroxy-chromen-2-one, MFCD00276926, 4-ethyl-7-hydroxy-2H-1-benzopyran-2-one, CHEMBL600114, Enamine_000712, 7-hydroxy-4-ethylcoumarin, SCHEMBL3762732, SCHEMBL27757150, DTXSID50419845, UNRDBISCGQHNDA-UHFFFAOYSA-N, HMS1396A08, ALBB-015651, BDBM50305308, SBB091114, STL457150, AKOS001029873, LS-04893, CS-0220449, 2H-1-Benzopyran-2-one, 4-ethyl-7-hydroxy-, EN300-06686, G23183, Z56780309, F2124-0648

Application

4-Ethyl-7-hydroxy-2H-chromen-2-one is widely used as a precursor in the synthesis of fluorescent dyes and optical brighteners. It serves as a key intermediate in the development of coumarin-based pharmaceuticals, including anticoagulants and antimicrobial agents. Researchers also utilize this compound in the study of enzyme inhibition and photochemical reactions due to its UV-absorbing properties.

Safety and Hazards

GHS Hazard Statements

  • H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

  • P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Acute Tox. 4 (100%)
  • Skin Irrit. 2 (100%)
  • Eye Irrit. 2A (100%)
  • STOT SE 3 (100%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

By purchasing, the buyer agrees to:

  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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