2-[(2-hydroxyethyl)sulfanyl]-5-nitrobenzoic acid CAS 124416-04-2

Purity 97%+In StockPharmaceutical Standards
CAS No.124416-04-2
Molecular FormulaC9H9NO5S
Molecular Weight243.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-[(2-hydroxyethyl)sulfanyl]-5-nitrobenzoic acid CAS 124416-04-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 243.24 g/mol gives 2-[(2-hydroxyethyl)sulfanyl]-5-nitrobenzoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-[(2-hydroxyethyl)sulfanyl]-5-nitrobenzoic acid (CAS 124416-04-2), molecular formula C9H9NO5S and molecular weight 243.24 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-[(2-hydroxyethyl)sulfanyl]-5-nitrobenzoic acid (C9H9NO5S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 243.24 g/mol, it falls into the medium-molecular-weight range. 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.

As a certified reference material (CRM), 2-[(2-hydroxyethyl)sulfanyl]-5-nitrobenzoic 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 FormulaC9H9NO5S
Molecular Weight243.24 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1992
Nitrogen Atoms1
Sulfur Atoms1

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