tert-butyl (2S,4S)-4-methylsulfonyloxy-2-(methylsulfonyloxymethyl)pyrrolidine-1-carboxylate CAS 191280-89-4

Purity 97%+In StockPharmaceutical Standards
CAS No.191280-89-4
Molecular FormulaC12H23NO8S2
Molecular Weight373.44 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

tert-butyl (2S,4S)-4-methylsulfonyloxy-2-(methylsulfonyloxymethyl)pyrrolidine-1-carboxylate CAS 191280-89-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 373.44 g/mol gives tert-butyl (2S,4S)-4-methylsulfonyloxy-2-(methylsulfonyloxymethyl)pyrrolidine-1-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

tert-butyl (2S,4S)-4-methylsulfonyloxy-2-(methylsulfonyloxymethyl)pyrrolidine-1-carboxylate (CAS 191280-89-4), molecular formula C12H23NO8S2 and molecular weight 373.44 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, tert-butyl (2S,4S)-4-methylsulfonyloxy-2-(methylsulfonyloxymethyl)pyrrolidine-1-carboxylate (C12H23NO8S2) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 373.44 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

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 FormulaC12H23NO8S2
Molecular Weight373.44 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityLight-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)2011
Nitrogen Atoms1
Sulfur Atoms2

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