2(5H)-Furanone cas no:497-23-4
Synonyms: Crotonicacid, 4-hydroxy-, g-lactone (6CI,7CI);2,5-Dihydrofuranone;2-Buten-4-olide;2-Butenoic acid,4-hydroxy-, g-lactone;2-Oxo-2,5-dihydrofuran;4-Hydroxy-2-butenoic acid lactone;4-Hydroxy-2-butenoicacid g-lactone;5-Oxo-2,5-dihydrofuran-3-yl ester;5H-Furan-2-one;Butenolide;Isocrotonolactone;NSC 197009;NSC 51296;Da,b-Butenolide;a,b-Crotonolactone;g-Crotolactone;g-Crotonolactone;g-Hydroxycrotonic acid lactone;
Name2(5H)-Furanone
CAS497-23-4
SynonymsCrotonicacid, 4-hydroxy-, g-lactone (6CI,7CI);2,5-Dihydrofuranone;2-Buten-4-olide;2-Butenoic acid,4-hydroxy-, g-lactone;2-Oxo-2,5-dihydrofuran;4-Hydroxy-2-butenoic acid lactone;4-Hydroxy-2-butenoicacid g-lactone;5-Oxo-2,5-dihydrofuran-3-yl ester;5H-Furan-2-one;Butenolide;Isocrotonolactone;NSC 197009;NSC 51296;Da,b-Butenolide;a,b-Crotonolactone;g-Crotolactone;g-Crotonolactone;g-Hydroxycrotonic acid lactone;
EINECS(EC#)207-839-3
Molecular FormulaC4H4O2
Molecular Weight84.07
AppearanceCOA
refractive index1.469
storage temp2-8°C
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass3
Hazard Xi:Irritant;
Risk R36/37/38
Safety Hazard Codes:Xi
Risk Statements:36/37/38
36/37/38:Irritating to eyes, respiratory system and skin
Safety Statements:26
26:In case of contact with eyes, rinse immediately with plenty
of water and seek medical advice
WGK Germany:3
Hazard Note:Irritant
HS Code:29322980
HS Code 29322980
