2,6-Diethoxytetrahydro-2H-pyran CAS 3149-12-0

Purity 97%+In StockPharmaceutical Standards
CAS No.3149-12-0
Molecular FormulaC9H18O3
Molecular Weight174.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,6-Diethoxytetrahydro-2H-pyran CAS 3149-12-0 chemical structure

Description

2,6-Diethoxytetrahydro-2H-pyran (CAS 3149-12-0) is a high-purity analytical reference standard with the molecular formula C9H18O3 and a molecular weight of 174.24 g/mol.

Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, 2,6-Diethoxytetrahydro-2H-pyran is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 174.24 g/mol — guide the selection of appropriate sample preparation and analytical techniques.

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), 2,6-Diethoxytetrahydro-2H-pyran 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 FormulaC9H18O3
Molecular Weight174.24 g/mol
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1957

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