7-Bromo-3-methyl-2,3-dihydropyrazolo[5,1-b]oxazole CAS 2676861-91-7

Purity 97%+In StockPharmaceutical Standards
CAS No.2676861-91-7
Molecular FormulaC6H7BrN2O
Molecular Weight203.04 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-Bromo-3-methyl-2,3-dihydropyrazolo[5,1-b]oxazole CAS 2676861-91-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 203.04 g/mol gives 7-Bromo-3-methyl-2,3-dihydropyrazolo[5,1-b]oxazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

7-Bromo-3-methyl-2,3-dihydropyrazolo[5,1-b]oxazole (CAS 2676861-91-7) is a high-purity analytical reference standard with the molecular formula C6H7BrN2O and a molecular weight of 203.04 g/mol.

Structurally, 7-Bromo-3-methyl-2,3-dihydropyrazolo[5,1-b]oxazole (C6H7BrN2O) contains an amide group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 203.04 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 7-Bromo-3-methyl-2,3-dihydropyrazolo[5,1-b]oxazole 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 FormulaC6H7BrN2O
Molecular Weight203.04 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2002
Halogen ContentBr-containing
Nitrogen Atoms2

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