(3R,4R)-3,4-dihydro-2H-pyran-3,4-diyl diacetate CAS 3152-43-0

Purity 97%+In StockPharmaceutical Standards
CAS No.3152-43-0
Molecular FormulaC9H12O5
Molecular Weight200.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(3R,4R)-3,4-dihydro-2H-pyran-3,4-diyl diacetate CAS 3152-43-0 chemical structure

Description

The occurrence of (3R,4R)-3,4-dihydro-2H-pyran-3,4-diyl diacetate 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.

CATO supplies (3R,4R)-3,4-dihydro-2H-pyran-3,4-diyl diacetate (CAS 3152-43-0), a certified reference material (molecular formula C9H12O5, MW 200.19 g/mol) for analytical method development and quality control.

Based on its molecular formula C9H12O5, (3R,4R)-3,4-dihydro-2H-pyran-3,4-diyl diacetate contains a carboxylic acid group, 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 200.19 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.

CATO manufactures (3R,4R)-3,4-dihydro-2H-pyran-3,4-diyl diacetate 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 FormulaC9H12O5
Molecular Weight200.19 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°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.)1957

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