Description

1-Benzenesulfonyl-3-Methyl-Piperazine is a specialized piperazine derivative featuring a benzenesulfonyl protecting group. This compound serves as a versatile and critical pharmaceutical intermediate in the synthesis of complex active pharmaceutical ingredients (APIs). It is primarily utilized by research institutions and manufacturers in the pharmaceutical and agrochemical industries for developing new therapeutic and crop protection agents.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of drug candidates targeting central nervous system (CNS) disorders, oncology, and infectious diseases.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, leveraging its piperazine scaffold.
• Chemical Research: Serves as a protected precursor for further functionalization in medicinal chemistry and process development.
• Custom Synthesis: Basis for producing tailored compounds for specific client R&D projects in life sciences.

Basic Information

Product Name	1-Benzenesulfonyl-3-Methyl-Piperazine
CAS No.	782443-87-2
Molecular Formula	C11H16N2O2S
Molecular Weight	240.32 g/mol
Synonyms	3-Methyl-1-(phenylsulfonyl)piperazine; 1-(Phenylsulfonyl)-3-methylpiperazine; N-(Phenylsulfonyl)-3-methylpiperazine; Benzenesulfonyl-3-methyl-piperazine; 3-Methylpiperazine-1-sulfonic acid phenyl ester; 782443-87-2; 1-Benzenesulphonyl-3-methylpiperazine
EINECS	Contact for details

Quality Control

Our 1-Benzenesulfonyl-3-Methyl-Piperazine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every 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 area at controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residual Solvents (GC)	Complies with ICH Q3C
Loss on Drying	≤ 0.5%

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