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Name	3-Butyl-4-hydroxy-2(5H)furanone	EINECS	N/A
CAS No.	78128-80-0	Density	1.173g/cm³
PSA	46.53000	LogP	1.54550
Solubility	N/A	Melting Point	N/A
Formula	C8H12 O3	Boiling Point	257.4°C at 760 mmHg
Molecular Weight	156.181	Flash Point	102.1°C
Transport Information	N/A	Appearance	N/A
Safety	Moderately toxic by subcutaneous and intravenous routes. When heated to decomposition it emits acrid smoke and irritating fumes.	Risk Codes	N/A
Molecular Structure		Hazard Symbols	N/A
Synonyms	Hexanoicacid, 2-(1,2-dihydroxyethylidene)-, g-lactone (6CI)	Article Data	3

3-Butyl-4-hydroxy-2(5H)furanone Chemical Properties

IUPAC Name: 4-butyl-5-hydroxyfuran-3-one
Synonyms of 3-Butyl-4-hydroxy-2(5H)furanone (CAS NO.78128-80-0): BRN 5424714 ; alpha-n-Butyl-beta-hydroxy-delta(sup alpha,beta)-butenolid ; alpha-n-Butyl-beta-hydroxy-delta(sup alpha,beta)-butenolid [German] ; 2(5H)Furanone, 3-butyl-4-hydroxy-
CAS NO: 78128-80-0
Molecular Formula of 3-Butyl-4-hydroxy-2(5H)furanone (CAS NO.78128-80-0): C₈H₁₂O₃
Molecular Weight: 156.1791
Molecular Structure:

H bond acceptors: 3
H bond donors: 1
Freely Rotating Bonds: 4
Polar Surface Area: 35.53 Å²
Index of Refraction: 1.512
Molar Refractivity: 39.96 cm³
Molar Volume: 133.1 cm³
Surface Tension: 44.3 dyne/cm
Density of 3-Butyl-4-hydroxy-2(5H)furanone (CAS NO.78128-80-0): 1.173 g/cm³
Flash Point: 102.1 °C
Enthalpy of Vaporization: 57.5 kJ/mol
Boiling Point: 257.4 °C at 760 mmHg
Vapour Pressure: 0.00216 mmHg at 25°C

3-Butyl-4-hydroxy-2(5H)furanone Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intravenous	1187mg/kg (1187mg/kg)	BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD LUNGS, THORAX, OR RESPIRATION: DYSPNEA	Arzneimittel-Forschung. Drug Research. Vol. 11, Pg. 277, 1961.
mouse	LD50	subcutaneous	1750mg/kg (1750mg/kg)	BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD LUNGS, THORAX, OR RESPIRATION: DYSPNEA	Arzneimittel-Forschung. Drug Research. Vol. 11, Pg. 277, 1961.

3-Butyl-4-hydroxy-2(5H)furanone Safety Profile

Moderately toxic by subcutaneous and intravenous routes. When heated to decomposition it emits acrid smoke and irritating fumes.

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