Description

4,5-Dibromothiophene-2-Sulfonamide CAS NO 77893-69-7 is a high-value, multi-functional sulfonamide derivative featuring a dibrominated thiophene core. This compound serves as a critical advanced pharmaceutical intermediate and a versatile synthetic building block for the development of novel active ingredients. It is primarily utilized by research and development teams in the pharmaceutical, agrochemical, and specialty chemical sectors seeking to incorporate its unique halogenated heterocyclic structure into new molecular entities.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of potential drug candidates, particularly for targeted therapies.
• Agrochemical Research: Building block for developing new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science: Monomer or additive for creating specialized polymers and electronic materials.
• Organic Synthesis: Versatile reagent for constructing complex heterocyclic compounds in medicinal chemistry.
• Chemical Biology: Used in the development of molecular probes and enzyme inhibitors for biochemical research.
• Dye & Pigment Industry: Intermediate for synthesizing specialized colorants and functional dyes.

Basic Information

Product Name	4,5-Dibromothiophene-2-Sulfonamide
CAS No.	77893-69-7
Molecular Formula	C4H2Br2N1O2S2
Molecular Weight	335.91 g/mol
Synonyms	2-Sulfamoyl-4,5-dibromothiophene; 4,5-Dibromo-2-thiophenesulfonamide; 4,5-Dibromothiophene-2-sulfonic acid amide; Thiophene-2-sulfonamide, 4,5-dibromo-; 4,5-Dibromothiophene-2-sulfonylamide; 4,5-Dibromo-2-thienylsulfonamide; 4,5-Dibromothienyl-2-sulfonamide
EINECS	Contact for details

Quality Control

Our production of 4,5-Dibromothiophene-2-Sulfonamide adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to ensure traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines

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