7-Fluoro-2,3-dihydrobenzo[b][1,4]dioxine-6-carbaldehyde CAS 443955-87-1

Purity 97%+In StockPharmaceutical Standards
CAS No.443955-87-1
Molecular FormulaC9H7FO3
Molecular Weight182.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-Fluoro-2,3-dihydrobenzo[b][1,4]dioxine-6-carbaldehyde CAS 443955-87-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 182.15 g/mol gives 7-Fluoro-2,3-dihydrobenzo[b][1,4]dioxine-6-carbaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

7-Fluoro-2,3-dihydrobenzo[b][1,4]dioxine-6-carbaldehyde (CAS 443955-87-1), molecular formula C9H7FO3 and molecular weight 182.15 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 7-Fluoro-2,3-dihydrobenzo[b][1,4]dioxine-6-carbaldehyde (C9H7FO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 182.15 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures 7-Fluoro-2,3-dihydrobenzo[b][1,4]dioxine-6-carbaldehyde 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 FormulaC9H7FO3
Molecular Weight182.15 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF-containing

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