2-Bromo-6,7-dihydro-4H-thiopyrano[4,3-d]thiazole 5,5-dioxide CAS 1566705-98-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1566705-98-3
Molecular FormulaC6H6BrNO2S2
Molecular Weight268.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Bromo-6,7-dihydro-4H-thiopyrano[4,3-d]thiazole 5,5-dioxide CAS 1566705-98-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 268.15 g/mol gives 2-Bromo-6,7-dihydro-4H-thiopyrano[4,3-d]thiazole 5,5-dioxide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-Bromo-6,7-dihydro-4H-thiopyrano[4,3-d]thiazole 5,5-dioxide (CAS 1566705-98-3), a certified reference material (molecular formula C6H6BrNO2S2, MW 268.15 g/mol) for analytical method development and quality control.

Structurally, 2-Bromo-6,7-dihydro-4H-thiopyrano[4,3-d]thiazole 5,5-dioxide (C6H6BrNO2S2) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 268.15 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 2-Bromo-6,7-dihydro-4H-thiopyrano[4,3-d]thiazole 5,5-dioxide 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 FormulaC6H6BrNO2S2
Molecular Weight268.15 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Halogen ContentBr-containing
Nitrogen Atoms1
Sulfur Atoms2

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