2496-90-4 WGI1Z327U0 Ethylene glycol MONO-4-hydroxybenzoate UNII-WGI1Z327U0 2-Hydroxyethyl 4-hydroxybenzoate 4-Hydroxybenzoic acid, 2-hydroxyethyl ester CAS 2496-90-4

Purity 97%+In StockPharmaceutical Standards
CAS No.2496-90-4
Molecular FormulaC9H16O4
Molecular Weight188.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2496-90-4 WGI1Z327U0 Ethylene glycol MONO-4-hydroxybenzoate UNII-WGI1Z327U0 2-Hydroxyethyl 4-hydroxybenzoate 4-Hydroxybenzoic acid, 2-hydroxyethyl ester CAS 2496-90-4 chemical structure

Description

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

CATO supplies 2496-90-4 WGI1Z327U0 Ethylene glycol MONO-4-hydroxybenzoate UNII-WGI1Z327U0 2-Hydroxyethyl 4-hydroxybenzoate 4-Hydroxybenzoic acid, 2-hydroxyethyl ester (CAS 2496-90-4), a certified reference material (molecular formula C9H16O4, MW 188.22 g/mol) for analytical method development and quality control.

The molecular framework of 2496-90-4 WGI1Z327U0 Ethylene glycol MONO-4-hydroxybenzoate UNII-WGI1Z327U0 2-Hydroxyethyl 4-hydroxybenzoate 4-Hydroxybenzoic acid, 2-hydroxyethyl ester (C9H16O4) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage. 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.

As a certified reference material (CRM), 2496-90-4 WGI1Z327U0 Ethylene glycol MONO-4-hydroxybenzoate UNII-WGI1Z327U0 2-Hydroxyethyl 4-hydroxybenzoate 4-Hydroxybenzoic acid, 2-hydroxyethyl ester 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 FormulaC9H16O4
Molecular Weight188.22 g/mol
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1957

Recommended Standards

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