Acetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)- cas no:4743-57-1

Synonyms: Aceticacid, (3-oxo-1(3H)-isobenzofuranylidene)- (9CI); D1,a-Phthalanacetic acid, 3-oxo- (7CI,8CI); 3-Carboxymethylenephthalide;3-Oxo-D1,a-phthalanacetic acid; NSC 17047

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Identification
Chemical Properties
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Safety Data
Toxicity

Identification

NameAcetic acid,2-(3-oxo-1(3H)-isobenzofuranylidene)-
CAS4743-57-1
SynonymsAceticacid, (3-oxo-1(3H)-isobenzofuranylidene)- (9CI); D1,a-Phthalanacetic acid, 3-oxo- (7CI,8CI); 3-Carboxymethylenephthalide;3-Oxo-D1,a-phthalanacetic acid; NSC 17047
Molecular FormulaC10H6 O4
Molecular Weight190.16

Chemical Properties

refractive index1.749

Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)

HazardclassIRRITANT

Safety Data

Safety

Moderately toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating vapors.

Toxicity

orl-rat LD:>500 mg/kg

NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. 5 (1953),8.

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