Description

Ethyl 3-Amino-4-Cyano-5-(Ethylamino)Thiophene-2-Carboxylate is a high-purity, multi-functional heterocyclic building block of significant interest in advanced organic synthesis. Its molecular architecture, featuring amino, cyano, and ester functionalities on a thiophene core, makes it a versatile precursor for constructing complex pharmacophores and functional materials. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and advanced intermediates.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in therapeutic areas targeting central nervous system (CNS) disorders, oncology, and anti-infectives.
• Agrochemical Synthesis: Serves as a core structure for creating new generations of herbicides, fungicides, and insecticides with improved efficacy and environmental profiles.
• Functional Dye & Pigment Precursor: Used in the synthesis of advanced organic semiconductors, nonlinear optical (NLO) materials, and sensitizers for dye-sensitized solar cells (DSSCs).
• Material Science Research: Employed in the development of conductive polymers, organic light-emitting diodes (OLEDs), and other electronic materials due to its electron-rich thiophene backbone.
• Chemical Biology Probe Development: Utilized as a scaffold for creating fluorescent tags, enzyme inhibitors, and molecular probes for diagnostic and research applications.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving global clients.

Basic Information

Product Name	Ethyl 3-Amino-4-Cyano-5-(Ethylamino)Thiophene-2-Carboxylate
CAS No.	503087-17-0
Molecular Formula	C10H13N3O2S
Molecular Weight	239.29 g/mol
Synonyms	Ethyl 3-Amino-5-(ethylamino)-4-cyanothiophene-2-carboxylate; 2-Thiophenecarboxylic acid, 3-amino-4-cyano-5-(ethylamino)-, ethyl ester; 3-Amino-4-cyano-5-(ethylamino)thiophene-2-carboxylic acid ethyl ester; 5-(Ethylamino)-3-amino-4-cyanothiophene-2-carboxylate ethyl ester; AEATCE; AACTE
EINECS	Contact for details

Quality Control

Our Ethyl 3-Amino-4-Cyano-5-(Ethylamino)Thiophene-2-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our production adheres to cGMP principles where applicable, ensuring reliability for your most demanding R&D and scale-up projects.

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). This compound is hygroscopic (moisture-sensitive); therefore, containers must be kept tightly sealed and consideration should be given to storage under an inert atmosphere for long-term preservation of quality. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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