288401-62-7 4-fluoranyl-6-(2H-1,2-oxazol-5-ylidene)cyclohexa-2,4-dien-1-one 4-fluoro-6-(2H-isoxazol-5-ylidene)-1-cyclohexa-2,4-dienone A819628 CAS 288401-62-7

Purity 97%+In StockPharmaceutical Standards
CAS No.288401-62-7
Molecular FormulaC9H16FNO2
Molecular Weight189.23 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

288401-62-7 4-fluoranyl-6-(2H-1,2-oxazol-5-ylidene)cyclohexa-2,4-dien-1-one 4-fluoro-6-(2H-isoxazol-5-ylidene)-1-cyclohexa-2,4-dienone A819628 CAS 288401-62-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 189.23 g/mol gives 288401-62-7 4-fluoranyl-6-(2H-1,2-oxazol-5-ylidene)cyclohexa-2,4-dien-1-one 4-fluoro-6-(2H-isoxazol-5-ylidene)-1-cyclohexa-2,4-dienone A819628 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

288401-62-7 4-fluoranyl-6-(2H-1,2-oxazol-5-ylidene)cyclohexa-2,4-dien-1-one 4-fluoro-6-(2H-isoxazol-5-ylidene)-1-cyclohexa-2,4-dienone A819628 (CAS 288401-62-7) is a high-purity analytical reference standard with the molecular formula C9H16FNO2 and a molecular weight of 189.23 g/mol.

Structurally, 288401-62-7 4-fluoranyl-6-(2H-1,2-oxazol-5-ylidene)cyclohexa-2,4-dien-1-one 4-fluoro-6-(2H-isoxazol-5-ylidene)-1-cyclohexa-2,4-dienone A819628 (C9H16FNO2) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 189.23 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures 288401-62-7 4-fluoranyl-6-(2H-1,2-oxazol-5-ylidene)cyclohexa-2,4-dien-1-one 4-fluoro-6-(2H-isoxazol-5-ylidene)-1-cyclohexa-2,4-dienone A819628 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC9H16FNO2
Molecular Weight189.23 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityLight-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)2025
Halogen ContentF-containing
Nitrogen Atoms1

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