2-Methylbut-3-yne-1,2-diol CAS 21433-93-2

Purity 97%+In StockPharmaceutical Standards
CAS No.21433-93-2
Molecular FormulaC5H8O2
Molecular Weight100.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Methylbut-3-yne-1,2-diol CAS 21433-93-2 chemical structure

Description

2-Methylbut-3-yne-1,2-diol (CAS 21433-93-2) is a high-purity analytical reference standard with the molecular formula C5H8O2 and a molecular weight of 100.12 g/mol.

The molecular framework of 2-Methylbut-3-yne-1,2-diol (C5H8O2) 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.

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-Methylbut-3-yne-1,2-diol 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 FormulaC5H8O2
Molecular Weight100.12 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)2.0
CAS Registry Year (est.)1963

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