Description

n-Butyl 3-Bromo-4-Methylbenzenesulfonamide is a specialized organosulfur compound featuring a brominated and methylated aromatic ring system. This chemical serves as a valuable synthetic intermediate and building block in advanced organic synthesis, particularly for constructing complex molecules with tailored properties. It is primarily utilized by research institutions and industrial R&D departments focused on pharmaceuticals, agrochemicals, and material science.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring sulfonamide or halogenated aromatic motifs.
• Agrochemical Research: Used in developing novel herbicides, fungicides, and insecticides where the bromo and sulfonamide groups confer specific bioactivity.
• Material Science: Serves as a monomer or functionalization agent in the creation of specialty polymers, liquid crystals, or organic electronic materials.
• Chemical Synthesis: Acts as a versatile precursor for further functionalization via cross-coupling reactions, nucleophilic substitutions, or as a directing group in metal-catalyzed transformations.
• Life Science Research: Employed in biochemical and pharmacological studies as a tool compound or probe for investigating enzyme inhibition and receptor interactions.

Basic Information

Product Name	n-Butyl 3-Bromo-4-Methylbenzenesulfonamide
CAS No.	850429-68-4
Molecular Formula	C11H16BrNO2S
Molecular Weight	306.22 g/mol
Synonyms	3-Bromo-4-methyl-N-butylbenzenesulfonamide; N-Butyl-3-bromo-4-methylbenzenesulfonamide; Benzenesulfonamide, 3-bromo-4-methyl-N-butyl-; 850429-68-4; 3-Bromo-4-methyl-N-butylbenzene-1-sulfonamide; 3-Bromo-4-methyl-N-butylbenzenesulphonamide; N-Butyl-3-bromo-p-toluenesulfonamide
EINECS	Contact for details

Quality Control

Our n-Butyl 3-Bromo-4-Methylbenzenesulfonamide is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistent identity. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are available upon request 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 room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be amber-colored or stored in light-resistant packaging.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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