3-ethynyl-8-oxabicyclo[3.2.1]octane CAS 1434141-91-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1434141-91-9
Molecular FormulaC9H12O
Molecular Weight136.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-ethynyl-8-oxabicyclo[3.2.1]octane CAS 1434141-91-9 chemical structure

Description

The occurrence of 3-ethynyl-8-oxabicyclo[3.2.1]octane is closely related to a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

3-ethynyl-8-oxabicyclo[3.2.1]octane (CAS 1434141-91-9) is a high-purity analytical reference standard with the molecular formula C9H12O and a molecular weight of 136.19 g/mol.

Based on its molecular formula C9H12O, 3-ethynyl-8-oxabicyclo[3.2.1]octane contains a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 136.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC9H12O
Molecular Weight136.19 g/mol
Purity97%+
StorageStore at 2-8°C
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991

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