Description

1H-Benzimidazole-5-Sulfonyl Chloride(Saltdata: Hcl) is a high-purity, reactive sulfonyl chloride derivative used as a critical building block in advanced organic synthesis. This compound matters for its role in constructing complex molecules, particularly in the development of active pharmaceutical ingredients (APIs) and specialty agrochemicals. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for creating novel sulfonamide-based compounds. The product is supplied as a hydrochloride salt, offering enhanced stability for handling and storage.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting enzyme inhibition via sulfonamide pharmacophores.
• Agrochemical Research: Building block for developing new herbicides, fungicides, and insecticides with sulfonyl-based modes of action.
• Material Science: Used in the creation of specialty polymers and advanced organic materials requiring benzimidazole functionality.
• Chemical Biology: Employed in the design and synthesis of molecular probes and activity-based protein profiling (ABPP) reagents.
• Custom Synthesis: Serves as a versatile starting material for contract research organizations (CROs) and fine chemical manufacturers.

Basic Information

Product Name	1H-Benzimidazole-5-Sulfonyl Chloride(Saltdata: Hcl)
CAS No.	1094350-38-5
Molecular Formula	C7H6ClN2O2S • HCl
Molecular Weight	269.56 g/mol (Free base: 233.66 g/mol)
Synonyms	Benzimidazole-5-sulfonyl chloride hydrochloride; 1H-Benzimidazole-5-sulfonyl chloride, hydrochloride; 5-(Chlorosulfonyl)-1H-benzimidazole hydrochloride; 1H-Benzimidazole-5-sulfonyl chloride HCl salt; 5-Benzimidazolesulfonyl chloride hydrochloride; 1094350-38-5; Benzimidazol-5-ylsulfonyl chloride hydrochloride
EINECS	Contact for details

Quality Control

Our 1H-Benzimidazole-5-Sulfonyl Chloride(Saltdata: Hcl) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, 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, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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