Description

3-Amino-n-Cyclopentyl-Benzenesulfonamide is a specialized benzenesulfonamide derivative featuring a cyclopentylamino substituent, serving as a high-value synthetic intermediate. This compound matters for its role in constructing complex molecular architectures, particularly in pharmaceutical research and development. It is primarily needed by medicinal chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting enzymatic pathways where sulfonamide motifs are prevalent.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and lead optimization programs to explore new chemical space.
• Chemical Biology Probe Development: Serves as a precursor for creating selective enzyme inhibitors or molecular probes for biological target validation.
• Agrochemical Synthesis: Intermediate in the development of new herbicides or fungicides with sulfonamide-based active ingredients.
• Material Science Applications: Potential monomer or additive in the synthesis of specialized polymers with specific thermal or chemical resistance properties.
• Contract Research & Manufacturing (CRAM): Supplied to organizations engaged in custom synthesis and scale-up services for client projects.

Basic Information

Product Name	3-Amino-n-Cyclopentyl-Benzenesulfonamide
CAS No.	436095-38-4
Molecular Formula	C11H16N2O2S
Molecular Weight	240.32 g/mol
Synonyms	3-Amino-N-cyclopentylbenzenesulfonamide; Benzenesulfonamide, 3-amino-N-cyclopentyl-; N-Cyclopentyl-3-aminobenzenesulfonamide; 3-Amino-N-cyclopentylbenzene-1-sulfonamide; 3-Aminophenyl-cyclopentyl-sulfonamide; 3-Amino-N-(cyclopentyl)benzenesulfonamide; 1-Cyclopentylsulfamoyl-3-aminobenzene; 3-Amino-N-cyclopentyl-phenylsulfonamide
EINECS	Contact for details

Quality Control

Our 3-Amino-n-Cyclopentyl-Benzenesulfonamide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled room temperature (15-25°C). The compound may be hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Assay	≥ 97.0% (on dried basis)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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