4-Methyl-2-heptyn-4-ol CAS 4376-16-3

Purity 97%+In StockPharmaceutical Standards
CAS No.4376-16-3
Molecular FormulaC5F8O2
Molecular Weight244.04 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Methyl-2-heptyn-4-ol CAS 4376-16-3 chemical structure

Description

4-Methyl-2-heptyn-4-ol (CAS 4376-16-3), molecular formula C5F8O2 and molecular weight 244.04 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4-Methyl-2-heptyn-4-ol (C5F8O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 244.04 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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), 4-Methyl-2-heptyn-4-ol 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 FormulaC5F8O2
Molecular Weight244.04 g/mol
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityContains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1958
Halogen ContentF-containing

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Why CATO?