5-[(Acetyloxy)methyl]-3a,6,7,7a-tetrahydro-2-methyl-(3aR,5R,6S,7R,7aR)-5H-Pyrano[3,2-d]thiazole-6,7-diol Diacetate (Ester) CAS 67109-74-4

Purity 97%+In StockPharmaceutical Standards
CAS No.67109-74-4
Molecular FormulaC14H19NO7S
Molecular Weight345.37 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-[(Acetyloxy)methyl]-3a,6,7,7a-tetrahydro-2-methyl-(3aR,5R,6S,7R,7aR)-5H-Pyrano[3,2-d]thiazole-6,7-diol Diacetate (Ester) CAS 67109-74-4 chemical structure

Description

The occurrence of 5-[(Acetyloxy)methyl]-3a,6,7,7a-tetrahydro-2-methyl-(3aR,5R,6S,7R,7aR)-5H-Pyrano[3,2-d]thiazole-6,7-diol Diacetate (Ester) is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 5-[(Acetyloxy)methyl]-3a,6,7,7a-tetrahydro-2-methyl-(3aR,5R,6S,7R,7aR)-5H-Pyrano[3,2-d]thiazole-6,7-diol Diacetate (Ester) (CAS 67109-74-4), a certified reference material (molecular formula C14H19NO7S, MW 345.37 g/mol) for analytical method development and quality control.

Based on its molecular formula C14H19NO7S, 5-[(Acetyloxy)methyl]-3a,6,7,7a-tetrahydro-2-methyl-(3aR,5R,6S,7R,7aR)-5H-Pyrano[3,2-d]thiazole-6,7-diol Diacetate (Ester) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 345.37 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 5-[(Acetyloxy)methyl]-3a,6,7,7a-tetrahydro-2-methyl-(3aR,5R,6S,7R,7aR)-5H-Pyrano[3,2-d]thiazole-6,7-diol Diacetate (Ester) 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 FormulaC14H19NO7S
Molecular Weight345.37 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1976
Nitrogen Atoms1
Sulfur Atoms1

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