Description

4-n-Butylbenzenesulfonamide (CAS NO 1135-00-8) is a versatile organic intermediate belonging to the sulfonamide class of compounds. Its molecular structure makes it a valuable building block for the synthesis of more complex specialty chemicals and functional materials. This product is essential for manufacturers and R&D teams in the polymer, pharmaceutical, and agrochemical sectors seeking to develop new formulations or enhance product performance.

Application

• Polymer Plasticizer and Modifier: Acts as a secondary plasticizer and processing aid in polyamide (nylon) and other engineering thermoplastics to improve flexibility and mold release.
• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and other sulfonamide-based therapeutic agents.
• Agrochemical Synthesis: Utilized in the production of herbicides, fungicides, and other crop protection agents where the sulfonamide moiety is required for biological activity.
• Chemical Research & Development: Employed as a standard reagent and building block in organic synthesis for creating novel compounds in academic and industrial labs.
• Dye and Pigment Manufacturing: Functions as an intermediate in the production of certain sulfonated dyes and colorants.
• Lubricant Additive: Can be used in the formulation of specialty lubricants and corrosion inhibitors.

Basic Information

Product Name	4-n-Butylbenzenesulfonamide
CAS No.	1135-00-8
Molecular Formula	C10H15NO2S
Molecular Weight	213.30 g/mol
Synonyms	p-Butylbenzenesulfonamide; N-Butylbenzenesulfonamide; 4-Butylbenzenesulfonamide; Benzenesulfonamide, 4-butyl-; Butylbenzene-4-sulfonamide; NSC 403107; BBSA; 4-n-Butylphenylsulfonamide
EINECS	214-500-7

Quality Control

Our 4-n-Butylbenzenesulfonamide is produced under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	92 - 96 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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