PCB 189-13C12DISCONTINUED CAS 208263-73-4

Purity 97%+In StockPharmaceutical Standards
CAS No.208263-73-4
Molecular FormulaC14H20O5
Molecular Weight268.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

PCB 189-13C12DISCONTINUED CAS 208263-73-4 chemical structure

Description

PCB 189-13C12DISCONTINUED (CAS 208263-73-4), molecular formula C14H20O5 and molecular weight 268.31 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, PCB 189-13C12DISCONTINUED (C14H20O5) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 268.31 g/mol, it falls into the medium-molecular-weight range. 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 PCB 189-13C12DISCONTINUED 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 FormulaC14H20O5
Molecular Weight268.31 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2016

Recommended Standards

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