1-Ethynyl-1-Cyclohexano CAS 78-27-3

Purity >95%In StockPharmaceutical Standards
CAS No.78-27-3
Molecular FormulaC8H12O
Molecular Weight124.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Ethynyl-1-Cyclohexano CAS 78-27-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 124.18 g/mol gives 1-Ethynyl-1-Cyclohexano distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-Ethynyl-1-Cyclohexano (CAS 78-27-3) is a high-purity analytical reference standard with the molecular formula C8H12O and a molecular weight of 124.18 g/mol.

The molecular framework of 1-Ethynyl-1-Cyclohexano (C8H12O) is characterized by a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.

As a certified reference material (CRM), 1-Ethynyl-1-Cyclohexano meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC8H12O
Molecular Weight124.18 g/mol
Purity>95%
StorageStore at 2-8°C
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1957

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