Description

3,4-Diaminothiophene Dihydrobromide is a high-purity, salt-form derivative of a diaminothiophene heterocycle, serving as a critical building block in advanced organic synthesis. This compound matters for its role as a versatile precursor in the development of functional materials and active pharmaceutical ingredients (APIs). It is primarily needed by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex sulfur- and nitrogen-containing heterocyclic frameworks.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and as kinase inhibitors.
• Agrochemical Synthesis: Building block for developing new fungicides and herbicides that leverage the thiophene core for bioactivity.
• Conductive Polymer Research: Monomer for the synthesis of poly(3,4-ethylenedioxythiophene) (PEDOT) analogs and other conductive polymers used in organic electronics.
• Coordination Chemistry: Ligand for metal complexation in catalysis and materials science, utilizing its dual amine functionality.
• Dye and Pigment Manufacturing: Intermediate for creating specialized heterocyclic dyes and organic pigments.
• Research & Development: Versatile reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.

Basic Information

Product Name	3,4-Diaminothiophene Dihydrobromide
CAS No.	78637-85-1
Molecular Formula	C4H8Br2N2S
Molecular Weight	276.00 g/mol
Synonyms	3,4-Diaminothiophene Hydrobromide Salt; 3,4-Diaminothiophene Dihydrobromide Salt; 3,4-Diamino-thiophene Dihydrobromide; 3,4-Diaminothiophene, hydrobromide (1:2); Thiophene-3,4-diamine dihydrobromide; 3,4-Diaminothiophene HBr Salt; 3,4-DAT Dihydrobromide
EINECS	Contact for details

Quality Control

Our 3,4-Diaminothiophene Dihydrobromide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and production. 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 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.