5-Methylthiophene-2-boronic Acid CAS 162607-20-7

Purity 97%+In StockPharmaceutical Standards
CAS No.162607-20-7
Molecular FormulaC5H7BO2S
Molecular Weight141.98 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Methylthiophene-2-boronic Acid CAS 162607-20-7 chemical structure

Description

5-Methylthiophene-2-boronic Acid (CAS 162607-20-7), molecular formula C5H7BO2S and molecular weight 141.98 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 5-Methylthiophene-2-boronic Acid (C5H7BO2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.5, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 141.98 g/mol, it falls into the low-molecular-weight range.

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

As a certified reference material (CRM), 5-Methylthiophene-2-boronic Acid 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 FormulaC5H7BO2S
Molecular Weight141.98 g/mol
Purity97%+
StorageStore at 2-8°C
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)2.5
CAS Registry Year (est.)2003
Sulfur Atoms1

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Why CATO?