Cas no 66898-39-3 (3-ethyl-2H-chromen-2-one)

3-ethyl-2H-chromen-2-one structure
3-ethyl-2H-chromen-2-one structure
Product Name:3-ethyl-2H-chromen-2-one
CAS No:66898-39-3
MF:C11H10O2
MW:174.195903301239
CID:964860
PubChem ID:48226
Update Time:2025-04-19

3-ethyl-2H-chromen-2-one Chemical and Physical Properties

Names and Identifiers

    • 3-ethyl-2H-chromen-2-one
    • 3-ethylchromen-2-one
    • 2H-1-Benzopyran-2-one, 3-ethyl-
    • 3-Aethyl-cumarin
    • 3-Ethyl-2H-1-benzopyran-2-one
    • 3-ethyl-chromen-2-one
    • 3-Ethylcoumarin
    • 3-Ethylcumarin
    • AC1L2JN3
    • BRN 0133158
    • COUMARIN, 3-ETHYL-
    • NSC20101
    • NSC-20101
    • AKOS006373853
    • ethylco umarin
    • NSC 20101
    • DTXSID80217038
    • SCHEMBL1619109
    • 66898-39-3
    • Inchi: 1S/C11H10O2/c1-2-8-7-9-5-3-4-6-10(9)13-11(8)12/h3-7H,2H2,1H3
    • InChI Key: LKAXCASKXOSFIU-UHFFFAOYSA-N
    • SMILES: O1C(C(=CC2C=CC=CC1=2)CC)=O

Computed Properties

  • Exact Mass: 174.0681
  • Monoisotopic Mass: 174.068
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 13
  • Rotatable Bond Count: 1
  • Complexity: 243
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 26.3A^2
  • XLogP3: 2.7

Experimental Properties

  • Density: 1.0844 (rough estimate)
  • Melting Point: 72.3°C
  • Boiling Point: 299°C (estimate)
  • Flash Point: 126.7°C
  • Refractive Index: 1.5520 (estimate)
  • PSA: 26.3
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