
CAS 10004-45-2: 5-Ethyl-3(2H)-isoxazolone
Description:5-Ethyl-3(2H)-isoxazolone, with the CAS number 10004-45-2, is a heterocyclic organic compound characterized by its isoxazolone structure, which features a five-membered ring containing both nitrogen and oxygen atoms. This compound typically exhibits a pale yellow to light brown appearance and is soluble in polar organic solvents. Its molecular structure includes an ethyl group, which contributes to its hydrophobic characteristics, while the isoxazolone moiety imparts unique reactivity, particularly in nucleophilic addition and cyclization reactions. 5-Ethyl-3(2H)-isoxazolone is often studied for its potential applications in pharmaceuticals, agrochemicals, and as a building block in organic synthesis. The compound may also exhibit biological activity, making it of interest in medicinal chemistry. As with many organic compounds, handling should be done with care, considering potential hazards and toxicity, and appropriate safety measures should be employed in laboratory settings.
Formula:C5H7NO2
InChI:InChI=1S/C5H7NO2/c1-2-4-3-5(7)6-8-4/h3H,2H2,1H3,(H,6,7)
InChI key:InChIKey=COJBJDILSDCGSL-UHFFFAOYSA-N
SMILES:O=C1C=C(ON1)CC
- Synonyms:
- 5-Ethyl-3(2H)-isoxazolone
- 3-Isoxazolol, 5-ethyl-
- 3-Hydroxy-5-ethylisoxazole
- 5-Ethyl-3-hydroxyisoxazole
- 3(2H)-Isoxazolone, 5-ethyl-
Brand | Product data | Purity | Price range | Estimated delivery |
---|---|---|---|---|
![]() | 3(2H)-Isoxazolone, 5-ethyl- REF: IN-DA0000N5CAS: 10004-45-2 | 96% | 128.00 €~541.00 € | Fri 28 Feb 25 |
![]() | 5-ethyl-2,3-dihydro-1,2-oxazol-3-one REF: 10-F692687CAS: 10004-45-2 | 97% | To inquire | Mon 10 Mar 25 |
![]() | 5-Ethyl-isoxazol-3-ol REF: 3D-KAA00445CAS: 10004-45-2 | Min. 95% | - - - | Discontinued product |

3(2H)-Isoxazolone, 5-ethyl-
Ref: IN-DA0000N5
1g | 541.00 € | ||
100mg | 128.00 € | ||
250mg | 152.00 € |

Ref: 10-F692687
1g | To inquire | ||
100mg | To inquire | ||
250mg | To inquire |

5-Ethyl-isoxazol-3-ol
Ref: 3D-KAA00445
50mg | Discontinued | Request information | |
500mg | Discontinued | Request information |