6,7-Difluoro-2-methyl-3,4-dihydro-2H-1,4-benzoxazine CAS 1267701-99-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1267701-99-4
Molecular FormulaC9H9F2NO
Molecular Weight185.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6,7-Difluoro-2-methyl-3,4-dihydro-2H-1,4-benzoxazine CAS 1267701-99-4 chemical structure

Description

6,7-Difluoro-2-methyl-3,4-dihydro-2H-1,4-benzoxazine (CAS 1267701-99-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H9F2NO. Molecular weight: 185.17 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC9H9F2NO
Molecular Weight185.17 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
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)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentF-containing
Nitrogen Atoms1

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