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  7. Chromone-2-carboxylic acid, 97%

Chromone-2-carboxylic acid, 97%

Codice prodotto. 11440044
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5 g
25 g
100 g
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100g
25g
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11450044 100 g 100g
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Codice prodotto. 11440044 Fornitore Thermo Scientific Alfa Aesar N. del fornitore A13552.14
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Spedizione stimata: 24-09-2026
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Descrizione

CAS: 4940-39-0 | C10H6O4 | 190.154 g/mol

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
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.

Solubility
Soluble in alcohol, water, DMSO, hot methanol, and ethanol.

Notes
Keep container tightly closed. Store away from oxidizing agents.
TRUSTED_SUSTAINABILITY

Identificatori chimici

CAS 4940-39-0
Formula molecolare C10H6O4
Molecular Weight (g/mol) 190.154
Numero MDL MFCD00006838
InChI Key RVMGXWBCQGAWBR-UHFFFAOYSA-N
Sinonimo 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
PubChem CID 2741
IUPAC Name 4-oxochromene-2-carboxylic acid
SMILES C1=CC=C2C(=C1)C(=O)C=C(O2)C(=O)O

Specifica

Materiale o nome chimico Chromone-2-carboxylic acid
Punto di fusione ∼260°C (decomposition)
Quantità 25 g
Beilstein 146442
Indice di Merck 14,2237
Informazioni di solubilità Soluble in alcohol,water,DMSO,hot methanol,and ethanol.
Peso formulazione 190.15
Percent Purity 97%

RUO – Research Use Only

Titolo del prodotto
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