Description

2-Thiophenecarboxylicacid,4-Amino-5-Cyano-,Ethylester(9Ci) is a high-purity, multi-functional heterocyclic building block of significant interest in advanced organic synthesis. Its value lies in the strategic combination of amino, cyano, and ester functional groups on a thiophene core, enabling the construction of complex molecular architectures. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, anti-infectives, and oncology.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and insecticides, leveraging the thiophene scaffold's bioactivity.
• Material Science Research: Serves as a monomer or building block for developing conductive polymers, organic semiconductors, and non-linear optical (NLO) materials.
• Dye and Pigment Chemistry: Employed in the synthesis of specialized heterocyclic dyes and colorants for high-tech applications.
• Chemical Biology Probes: Utilized as a scaffold for creating molecular probes and inhibitors to study enzyme function and biological pathways.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis projects requiring precise functionalization on a heterocyclic system.

Basic Information

Item	Detail
Product Name	2-Thiophenecarboxylicacid,4-Amino-5-Cyano-,Ethylester(9Ci)
CAS No.	648412-52-6
Molecular Formula	C8H8N2O2S
Molecular Weight	196.23 g/mol
Synonyms	Ethyl 4-amino-5-cyanothiophene-2-carboxylate; 4-Amino-5-cyano-2-thiophenecarboxylic acid ethyl ester; 2-Thiophenecarboxylic acid, 4-amino-5-cyano-, ethyl ester; 4-Amino-5-cyanothiophene-2-carboxylic acid ethyl ester; 5-Cyano-4-aminothiophene-2-carboxylic acid ethyl ester; Ethyl 4-amino-5-cyanothienoate; 648412-52-6; 4-Amino-5-cyano-thiophene-2-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our 2-Thiophenecarboxylicacid,4-Amino-5-Cyano-,Ethylester(9Ci) is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

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 nature, the container must be kept tightly sealed to prevent moisture absorption, which may affect product stability and performance.

Specification

Item	Specification
Appearance	Light yellow to beige crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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