ChemicalBook--->CAS DataBase List--->488-86-8

488-86-8

488-86-8 Structure

488-86-8 Structure
IdentificationBack Directory
[Name]

CROCONIC ACID
[CAS]

488-86-8
[Synonyms]

Crocic acid
CROCONIC ACID
Croconicacid,98%
4-Cyclopentene-1,2,3-trione
1,2-Dihydroxycyclopentene-3,4,5-trione
4,5-DIHYDROXY-4-CYCLOPENTENE-1,2,3-TRIONE
1,2-DIHYDROXY-3,4,5-TRIOXOCYCLOPENT-1-ENE
4-Cyclopentene-1,2,3-trione,4,5-dihydroxy-
4,5-DIHYDROXY-CYCLOPENT-4-ENE-1,2,3-TRIONE
4,5-Dihydroxy-4-cyclopentene-1,2,3-trione,97%
[Molecular Formula]

C5H2O5
[MDL Number]

MFCD00181389
[MOL File]

488-86-8.mol
[Molecular Weight]

142.07
Chemical PropertiesBack Directory
[Appearance]

gold-coloured powder
[Melting point ]

>300 °C(lit.)
[Boiling point ]

291.7°C
[density ]

2.3110
[refractive index ]

1.6400 (estimate)
[storage temp. ]

room temp
[form ]

Powder or Crystals
[pka]

0.92±0.25(Predicted)
[color ]

Yellow
[Stability:]

Stable. Incompatible with strong oxidizing agents.
[Water Solubility ]

Soluble in water and ethanol.
[BRN ]

2043130
[Major Application]

diagnostic assay manufacturing
hematology
histology
[InChI]

InChI=1S/C5H2O5/c6-1-2(7)4(9)5(10)3(1)8/h6-7H
[InChIKey]

RBSLJAJQOVYTRQ-UHFFFAOYSA-N
[SMILES]

C1(=O)C(O)=C(O)C(=O)C1=O
Hazard InformationBack Directory
[Chemical Properties]

gold-coloured powder
[Uses]

Croconic acid is used to prepare 1,3-bis-(2-dimethylamino-5-thienyl)croconine by reacting with dimethyl-thiophen-2-yl-amine. It is also used in organic synthesis and employed as a dye for biological research purposes. Further, it is involved in the preparation of ethers such as dimethyl croconate. In addition to this, it acts as a ligand and form coordination complexes with metals such as barium, copper, silver and lead.
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

36/37/38
[Safety Statements ]

37/39-26-24/25
[WGK Germany ]

3
[HS Code ]

29144000
[Storage Class]

11 - Combustible Solids
Spectrum DetailBack Directory
[Spectrum Detail]

CROCONIC ACID(488-86-8)MS
CROCONIC ACID(488-86-8)1HNMR
CROCONIC ACID(488-86-8)IR1
CROCONIC ACID(488-86-8)IR2
CROCONIC ACID(488-86-8)Raman
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