Description

4-(Methylsulfinyl)-2-[(Phenylsulfonyl)Amino]Butanoic Acid is a specialized, high-purity organic compound featuring both sulfinyl and sulfonamide functional groups. This compound is valued for its role as a key synthetic intermediate in advanced pharmaceutical research and development. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecules and exploring new synthetic pathways.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting neurological or metabolic disorders.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and lead optimization due to its unique sulfonamide and sulfoxide motifs.
• Peptidomimetic Synthesis: Serves as a constrained amino acid analog for the development of peptide-based therapeutics and enzyme inhibitors.
• Agrochemical Development: Employed in the research phase for creating new herbicides or fungicides with novel modes of action.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and protein function.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific custom synthesis projects.

Basic Information

Product Name	4-(Methylsulfinyl)-2-[(Phenylsulfonyl)Amino]Butanoic Acid
CAS No.	1008434-66-9
Molecular Formula	C11H15NO5S2
Molecular Weight	305.37 g/mol
Synonyms	2-[(Phenylsulfonyl)amino]-4-(methylsulfinyl)butanoic acid; 4-Methylsulfinyl-2-(phenylsulfonylamino)butyric acid; (2R/S)-2-[(Phenylsulfonyl)amino]-4-(methylsulfinyl)butanoic acid; NSC 797887; Butanoic acid, 4-(methylsulfinyl)-2-[(phenylsulfonyl)amino]-; 4-(Methylsulfinyl)-2-(phenylsulfonylamino)butanoic acid
EINECS	Contact for details

Quality Control

Every batch of 4-(Methylsulfinyl)-2-[(Phenylsulfonyl)Amino]Butanoic Acid is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting full specifications are provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.