2-(4-bromophenylsulfonamido)-4-methylpentanoic acid 2-([(4-Bromophenyl)sulfonyl]amino)-4-methylpentanoic acid 68305-78-2 CAS 68305-78-2

Purity 97%+In StockPharmaceutical Standards
CAS No.68305-78-2
Molecular FormulaC12H16BrNO4S
Molecular Weight350.23 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(4-bromophenylsulfonamido)-4-methylpentanoic acid
2-([(4-Bromophenyl)sulfonyl]amino)-4-methylpentanoic acid
68305-78-2 CAS 68305-78-2 chemical structure

Description

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.

2-(4-bromophenylsulfonamido)-4-methylpentanoic acid 2-([(4-Bromophenyl)sulfonyl]amino)-4-methylpentanoic acid 68305-78-2 (CAS 68305-78-2), molecular formula C12H16BrNO4S and molecular weight 350.23 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C12H16BrNO4S, 2-(4-bromophenylsulfonamido)-4-methylpentanoic acid 2-([(4-Bromophenyl)sulfonyl]amino)-4-methylpentanoic acid 68305-78-2 contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 350.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

CATO manufactures 2-(4-bromophenylsulfonamido)-4-methylpentanoic acid 2-([(4-Bromophenyl)sulfonyl]amino)-4-methylpentanoic acid 68305-78-2 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 FormulaC12H16BrNO4S
Molecular Weight350.23 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)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1976
Halogen ContentBr-containing
Nitrogen Atoms1
Sulfur Atoms1

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