Description

3,4-Diaminothiophene Dihydrochloride is a high-purity, versatile organic intermediate of significant importance in advanced chemical synthesis. This compound matters for its role as a critical building block in the development of functional materials and active pharmaceutical ingredients (APIs). It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for creating novel heterocyclic compounds.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel thiophene-based drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides with thiophene cores.
• Functional Material Research: Serves as a monomer or building block for conductive polymers, organic semiconductors, and electrochromic materials.
• Dye and Pigment Manufacturing: Intermediate in the production of specialized dyes and organic pigments.
• Ligand Synthesis: Used to create complexing agents and ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Research & Development: A valuable reagent for exploring new heterocyclic chemistry and reaction pathways in academic and industrial R&D.

Basic Information

Product Name	3,4-Diaminothiophene Dihydrochloride
CAS No.	90069-81-1
Molecular Formula	C4H8Cl2N2S
Molecular Weight	187.09 g/mol
Synonyms	3,4-Diaminothiophene Dihydrochloride; 3,4-Diaminothiophene Hydrochloride; 3,4-Diaminothiophene, 2HCl; 3,4-Diamino-thiophene Dihydrochloride; Thiophene-3,4-diamine dihydrochloride; 3,4-Diaminothiophene Dihydrochloride Salt; 3,4-DAT Dihydrochloride
EINECS	Contact for details

Quality Control

Our 3,4-Diaminothiophene Dihydrochloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

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 prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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