Description

2-Thiophenecarboxylicacid,4,5-Diamino-(9Ci) is a high-purity, functionalized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key precursor in the development of complex molecules, particularly in the pharmaceutical and agrochemical sectors. Industries requiring sophisticated chemical intermediates for research and production, such as pharmaceutical R&D, agrochemical manufacturing, and material science, are the primary users of this specialty chemical.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of novel drug candidates, particularly in the development of kinase inhibitors and other targeted therapies.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its heterocyclic structure for biological activity.
• Material Science Research: Serves as a monomer or functionalizing agent in the development of conductive polymers and advanced organic electronic materials.
• Dye and Pigment Chemistry: Acts as a precursor for the synthesis of specialized heterocyclic dyes and colorants.
• Ligand Synthesis for Catalysis: Utilized in the preparation of complex ligands for transition metal catalysts used in fine chemical manufacturing.
• Academic and Industrial R&D: A valuable reagent for method development and exploratory chemistry in both university and corporate research laboratories.

Basic Information

Product Name	2-Thiophenecarboxylicacid,4,5-Diamino-(9Ci)
CAS No.	204326-37-4
Molecular Formula	C5H6N2O2S
Molecular Weight	158.18 g/mol
Synonyms	4,5-Diamino-2-thiophenecarboxylic acid; 4,5-Diaminothiophene-2-carboxylic acid; 2-Thiophenecarboxylic acid, 4,5-diamino-; 4,5-Diamino-thiophene-2-carboxylic acid; 2-Carboxy-4,5-diaminothiophene; 4,5-Diaminothiophene-2-carboxylate
EINECS	Contact for details

Quality Control

Our 2-Thiophenecarboxylicacid,4,5-Diamino-(9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep the container tightly sealed when not in use to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Off-white to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.