Boronic acid, B-(5-hydroxybenzo[b]thien-2-yl)- CAS 959636-67-0

Purity 97%+In StockPharmaceutical Standards
CAS No.959636-67-0
Molecular FormulaC8H7BO3S
Molecular Weight194.02 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Boronic acid, B-(5-hydroxybenzo[b]thien-2-yl)- CAS 959636-67-0 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Boronic acid, B-(5-hydroxybenzo[b]thien-2-yl)-.

Boronic acid, B-(5-hydroxybenzo[b]thien-2-yl)- (CAS 959636-67-0) is a high-purity analytical reference standard with the molecular formula C8H7BO3S and a molecular weight of 194.02 g/mol.

Boronic acid, B-(5-hydroxybenzo[b]thien-2-yl)- (C8H7BO3S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 Boronic acid, B-(5-hydroxybenzo[b]thien-2-yl)- 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 FormulaC8H7BO3S
Molecular Weight194.02 g/mol
Purity97%+
StorageStore at 2-8°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)5.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Sulfur Atoms1

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