Thieno[3,2-b]thiophene-2,5-diyldiboronic acid CAS 1281324-46-6

Purity 97%+In StockPharmaceutical Standards
CAS No.1281324-46-6
Molecular FormulaC6H6B2O4S2
Molecular Weight227.86 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Thieno[3,2-b]thiophene-2,5-diyldiboronic acid CAS 1281324-46-6 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 227.86 g/mol gives Thieno[3,2-b]thiophene-2,5-diyldiboronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Thieno[3,2-b]thiophene-2,5-diyldiboronic acid (CAS 1281324-46-6), molecular formula C6H6B2O4S2 and molecular weight 227.86 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of Thieno[3,2-b]thiophene-2,5-diyldiboronic acid (C6H6B2O4S2) is characterized by a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures Thieno[3,2-b]thiophene-2,5-diyldiboronic 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 FormulaC6H6B2O4S2
Molecular Weight227.86 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
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.)1990
Sulfur Atoms2

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