2(5H)-Furanone
2(5H)-Furanone Basic information
- Product Name:
- 2(5H)-Furanone
- Synonyms:
-
- .alpha.,.beta.-Crotonolactone
- γ-Crotonolactone, 2-Buten-1,4-olide
- 2,5-Dihydrofuranone
- 5-Oxo-2,5-dihydrofuran-3-yl ester
- a,b-Crotonolactone
- Crotonic acid, 4-hydroxy-
- 2,5-Dihydrofuran-2-one
- 2(5H)-Furanone,γ-Crotonolactone, 2-Buten-1,4-olide
- CAS:
- 497-23-4
- MF:
- C4H4O2
- MW:
- 84.07
- EINECS:
- 207-839-3
- Product Categories:
-
- Antibiotic
- Heterocycles
- Building Blocks
- C4 to C7
- Chemical Synthesis
- Furans
- Heterocyclic Building Blocks
- Mol File:
- 497-23-4.mol
2(5H)-Furanone Chemical Properties
- Melting point:
- 4-5 °C(lit.)
- Boiling point:
- 86-87 °C12 mm Hg(lit.)
- Density
- 1.185 g/mL at 25 °C(lit.)
- FEMA
- 4138 | 4-HYDROXY-2-BUTENOIC ACID GAMMA-LACTONE
- refractive index
- n20/D 1.469(lit.)
- Flash point:
- 214 °F
- storage temp.
- 2-8°C
- form
- Liquid
- color
- Clear colorless to pale yellow or amber
- Water Solubility
- Immiscible with water.
- JECFA Number
- 2000
- BRN
- 383585
- InChIKey
- VIHAEDVKXSOUAT-UHFFFAOYSA-N
- CAS DataBase Reference
- 497-23-4(CAS DataBase Reference)
- NIST Chemistry Reference
- 2(5H)-Furanone(497-23-4)
- EPA Substance Registry System
- 2(5H)-Furanone (497-23-4)
MSDS
- Language:English Provider:Furan-2(5H)-one
- Language:English Provider:SigmaAldrich
- Language:English Provider:ALFA
2(5H)-Furanone Usage And Synthesis
Chemical Properties
2(5H)-Furanone is light brown liquid
Chemical Properties
Colorless to pale brown-yellow clear liquid
Occurrence
Reported found in coffee
Uses
2(5H)-Furanone is a heterocyclic organic compound that is used widely in the synthetic preparation of pharmaceutical goods.
Uses
2(5H)-Furanone is a versatile reagent used in Michael addition reactions1 for synthesis of lignans.2 Also employed in three-component Michael-Aldol reactions with an aldehyde anda thiolate3 or carbanion.4
Definition
2(5H)-Furanone is a mycotoxin that contains an α,β-unsaturated lactone moiety.
Hazard
Extremely toxic.
Purification Methods
Fractionally distil the lactone under reduced pressure. IR: (CCl4) 1784 and 1742 cm-1, UV no max above 205nm ( 1160 cm-1 M-1) and 1HR: (CCl3) : 2.15 (pair of triplets 1H), 3.85 (pair of triplets 1H) and 5.03 (triplet 2H). [Price & Judge Org Synth Coll Vol V 255 1973, Smith & Jones Can J Chem 37 2007, 2092 1959, Beilstein 17/9 V 112.]
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2(5H)-Furanone(497-23-4)Related Product Information
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- G-STROPHANTHIN
- Ascorbyl Palmitate
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- DIGOXIN
- Maleic anhydride
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- CIS-ACONITIC ANHYDRIDE
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