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  7. Acide carboxylique de chromone-2, 97 %, Thermo Scientific Chemicals

Acide carboxylique de chromone-2, 97 %, Thermo Scientific Chemicals

Code produit. 11450044
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Quantité:
5 g
25 g
100 g
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This item is not returnable. View return policy

Description

Chromone-2-carboxylic acid is used in the cyclic form 3?-oxopyrazolidino[4?,5??2, 3]-chroman-4-one, gives the azide of chromone-2-carboxylic acid, the curtius rearrangement of which is used to synthesize a number of 2-acylaminochromones and it is an orally active antiallergic agent.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
L’acide carboxylique de chromone-2 est utilisé sous la forme cyclique 3'-oxopyrazolidino[4',5'∶2, 3]-chroman-4-one, et permet d’obtenir l’azide d’acide carboxylique de chromone-2, dont le réagencement de Curtius est utilisé pour synthétiser un certain nombre d’ 2acylaminochromones. C’est également un agent anti-allergique oralement actif.

Solubilité
Soluble dans l’alcool, l’eau, le DMSO, le méthanol chaud et l’éthanol.

Remarques
Garder le récipient hermétiquement fermé. Conserver à l’abri des oxydants.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 4940-39-0
Formule moléculaire C10H6O4
Poids moléculaire (g/mol) 190.154
Numéro MDL MFCD00006838
Clé InChI RVMGXWBCQGAWBR-UHFFFAOYSA-N
Synonyme chromocarb, chromone-2-carboxylic acid, 4-oxo-4h-chromene-2-carboxylic acid, 4-oxo-4h-1-benzopyran-2-carboxylic acid, atremon, chromonecarboxylic acid, lp-1, chromocarb inn:dcf, 2-chromonecarboxylic acid, chromocarbe inn-french
CID PubChem 2741
Nom IUPAC Acide 4-oxochromène-2-carboxylique
SMILES C1=CC=C2C(=C1)C(=O)C=C(O2)C(=O)O

Specifications

Nom chimique ou matériau Chromone-2-carboxylic acid
Point de fusion ∼260°C (decomposition)
Quantité 100 g
Beilstein 146442
Merck Index 14,2237
Informations sur la solubilité Soluble in alcohol,water,DMSO,hot methanol,and ethanol.
Poids de la formule 190.15
Pourcentage de pureté 97%

RUO – Research Use Only

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