CHROMONE-3-CARBOXYLIC ACID

CAS No.：39079-62-4

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This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
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CHROMONE-3-CARBOXYLIC ACID Basic information

Product Name:	CHROMONE-3-CARBOXYLIC ACID
Synonyms:	4-Oxo-4H-chromene-3-carboxylic acid, 4-Oxo-4H-1-benzopyran-3-carboxylic acid;RARECHEM AL BO 0552;CHROMONE-3-CARBOXYLIC ACID;BUTTPARK 29\06-38;3-CHROMONECARBOXYLIC ACID;4-OXO-4H-CHROMENE-3-CARBOXYLIC ACID;4-OXO-4H-1-BENZOPYRAN-3-CARBOXYLIC ACID;Chromone-3-carboxylic acid,98%
CAS:	39079-62-4
MF:	C10H6O4
MW:	190.15
EINECS:
Product Categories:	Benzopyrans;Building Blocks;Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts;Heterocyclic Building Blocks
Mol File:	39079-62-4.mol

CHROMONE-3-CARBOXYLIC ACID Chemical Properties

Melting point	202-205 °C (lit.)
Boiling point	245.64°C (rough estimate)
density	1.493
refractive index	1.4440 (estimate)
storage temp.	Sealed in dry,Room Temperature
solubility	Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
form	Solid
pka	2.55±0.20(Predicted)
color	Pale Yellow
BRN	1074111
InChIKey	PCIITXGDSHXTSN-UHFFFAOYSA-N
CAS DataBase Reference	39079-62-4(CAS DataBase Reference)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	37/39-26-36
WGK Germany	3
Hazard Note	Irritant
HS Code	2916399090

MSDS Information

Provider	Language
SigmaAldrich	English
ACROS	English
ALFA	English

CHROMONE-3-CARBOXYLIC ACID Usage And Synthesis

Chemical Properties	light beige crystalline powder
Uses	Chromone-3-carboxylic acid may be used in the preparation of: chromane-2,4-diones chromone-3-carboxamides 5-(2-hydroxyphenyl)isoxazole chromone-2-carboxamides chromone-2-carboxamido-3-esters
Synthesis Reference(s)	Synthetic Communications, 10, p. 889, 1980 DOI: 10.1080/00397918008061846
General Description	Chromone-3-carboxylic acid is a chromone derivative. Its potential as an antioxidant in charge transfer (CT) processes has been assessed by surface-enhanced Raman scattering (SERS) analysis of chromone 3-carboxylic acid adsorbed on silver colloids.

CHROMONE-3-CARBOXYLIC ACID Preparation Products And Raw materials

Preparation Products

CHROMONE-->4-HYDROXY-2-OXO-2H-CHROMENE-3-CARBALDEHYDE

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