| Identification | Back Directory | [Name]
3-ethylbicyclo[3.2.0]hept-3-en-6-one | [CAS]
1235479-59-0 | [Synonyms]
3-ethylbicyclo[3.2.0]hept-3-en-6-one
3-Ethylbicyclo[3.2.0]hept-3-ene-6-one
Bicyclo[3.2.0]hept-3-en-6-one, 3-ethyl- | [Molecular Formula]
C9H12O | [MDL Number]
MFCD24713107 | [MOL File]
1235479-59-0.mol | [Molecular Weight]
136.19 |
| Chemical Properties | Back Directory | [Boiling point ]
212.5±9.0 °C(Predicted) | [density ]
1.043±0.06 g/cm3(Predicted) | [storage temp. ]
Store at room temperature | [Appearance]
Colorless to light yellow Liquid | [InChI]
InChI=1S/C9H12O/c1-2-6-3-7-5-9(10)8(7)4-6/h4,7-8H,2-3,5H2,1H3 | [InChIKey]
QEGONAXSXKFDLY-UHFFFAOYSA-N | [SMILES]
C12C(C(=O)C1)C=C(CC)C2 |
| Safety Data | Back Directory | [Symbol(GHS) ]
GHS07 | [Signal word ]
Warning | [Hazard statements ]
H227-H315-H319-H335 | [Precautionary statements ]
P261-P301+P312-P302+P352-P304+P340-P305+P351+P338 |
| Hazard Information | Back Directory | [Uses]
3-ethylbicyclo[3.2.0]hept-3-en-6-one is an important organic compound mainly used in chemical research. Currently, it is mainly used to study the separation of its enantiomers. | [Synthesis]
3-ethylbicyclo[3.2.0]hept-3-en-6-one was synthesised from 4-Ethyl-3-hydroxyhept-6-enoic acid.
Preparation method: Intermediate (39.0 g, 226 mmol), acetic anhydride (195 mL), potassium acetate (51.4 g, 542 mmol) were added to the reaction flask, and the reaction was stirred at room temperature for 1 h, and the temperature was raised to 130 °C,The reaction was stirred for 4h, and the reaction was completed by GC monitoring. Add H2O (200mL), extract with EA (200mL*3), wash with 1N NaOH (100mL) and water (200mL), dry over anhydrous Na2SO4, filter, spin-dried to obtain the crude product of 3-ethylbicyclo[3.2.0]hept-3-en-6-one, and distilled under high vacuum to obtain 16g of 3-ethylbicyclo[3.2.0]hept-3-en-6-one , the appearance is colorless to light yellow oily liquid, the yield is 51.6%.
![3-ethylbicyclo[3.2.0]hept-3-en-6-one synthesis](/NewsImg/2023-11-24/6383643757173721588598819.png "3-ethylbicyclo[3.2.0]hept-3-en-6-one synthesis") |
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