(Methylsulfonyl)-L-tryptophan CAS 1032383-45-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1032383-45-1
Molecular FormulaC12H14N2O4S
Molecular Weight282.32 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(Methylsulfonyl)-L-tryptophan CAS 1032383-45-1 chemical structure

Description

(Methylsulfonyl)-L-tryptophan (CAS 1032383-45-1) is a high-purity analytical reference standard with the molecular formula C12H14N2O4S and a molecular weight of 282.32 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, (Methylsulfonyl)-L-tryptophan is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 282.32 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

CATO manufactures (Methylsulfonyl)-L-tryptophan under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC12H14N2O4S
Molecular Weight282.32 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Nitrogen Atoms2
Sulfur Atoms1

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