tetrahydro-3-(2-propyn-1-yl)-2H-Pyran-3-carboxylic acid CAS 1698807-55-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1698807-55-4
Molecular FormulaC9H12O3
Molecular Weight168.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

tetrahydro-3-(2-propyn-1-yl)-2H-Pyran-3-carboxylic acid CAS 1698807-55-4 chemical structure

Description

The occurrence of tetrahydro-3-(2-propyn-1-yl)-2H-Pyran-3-carboxylic acid is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

tetrahydro-3-(2-propyn-1-yl)-2H-Pyran-3-carboxylic acid (CAS 1698807-55-4), molecular formula C9H12O3 and molecular weight 168.19 g/mol, is a CATO reference standard with documented purity and traceability.

tetrahydro-3-(2-propyn-1-yl)-2H-Pyran-3-carboxylic acid (C9H12O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.

CATO manufactures tetrahydro-3-(2-propyn-1-yl)-2H-Pyran-3-carboxylic acid 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 FormulaC9H12O3
Molecular Weight168.19 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1994

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