(2R,3R,4R,5R)-1,2:4,5-Di-O-isopropylidene-3-nonadecanol Methanesulfonate CAS 570414-09-4

Purity 97%+In StockPharmaceutical Standards
CAS No.570414-09-4
Molecular FormulaC26H50O7S
Molecular Weight506.74 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2R,3R,4R,5R)-1,2:4,5-Di-O-isopropylidene-3-nonadecanol Methanesulfonate CAS 570414-09-4 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.

(2R,3R,4R,5R)-1,2:4,5-Di-O-isopropylidene-3-nonadecanol Methanesulfonate (CAS 570414-09-4) is a high-purity analytical reference standard with the molecular formula C26H50O7S and a molecular weight of 506.74 g/mol.

Based on its molecular formula C26H50O7S, (2R,3R,4R,5R)-1,2:4,5-Di-O-isopropylidene-3-nonadecanol Methanesulfonate contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 506.74 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC26H50O7S
Molecular Weight506.74 g/mol
Purity97%+
StorageStore at room temperature, keep sealed and dry
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.)1984
Sulfur Atoms1

Recommended Standards

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