Description

Methyl 3-Amino-5-(4-Ethoxyphenyl)-2-Thiophenecarboxylate is a high-purity, specialized organic intermediate featuring a functionalized thiophene core. This compound matters for its role as a critical building block in the synthesis of complex molecules, particularly in advanced pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and inflammatory diseases.
• Agrochemical Synthesis: Building block for developing new-generation herbicides and fungicides with enhanced efficacy and selectivity.
• Material Science Research: Used in the development of organic semiconductors, conductive polymers, and non-linear optical (NLO) materials due to its electron-rich thiophene structure.
• Chemical Biology Probes: Serves as a scaffold for creating fluorescent tags or molecular probes for biochemical assays and diagnostic applications.
• Academic & Contract Research: Essential for organic chemistry research in universities and CROs (Contract Research Organizations) focused on heterocyclic chemistry and medicinal chemistry.

Basic Information

Product Name	Methyl 3-Amino-5-(4-Ethoxyphenyl)-2-Thiophenecarboxylate
CAS No.	691393-97-2
Molecular Formula	C14H15NO3S
Molecular Weight	277.34 g/mol
Synonyms	Methyl 3-amino-5-(4-ethoxyphenyl)thiophene-2-carboxylate; 3-Amino-5-(4-ethoxyphenyl)thiophene-2-carboxylic acid methyl ester; 2-Thiophenecarboxylic acid, 3-amino-5-(4-ethoxyphenyl)-, methyl ester; 5-(4-Ethoxyphenyl)-3-aminothiophene-2-carboxylic acid methyl ester; Methyl 5-(4-ethoxyphenyl)-3-aminothiophene-2-carboxylate; 691393-97-2; AKOS BRN 0972
EINECS	Contact for details

Quality Control

Our Methyl 3-Amino-5-(4-Ethoxyphenyl)-2-Thiophenecarboxylate 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 commitment to cGMP principles ensures reliable supply for research and development applications.

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 after opening to prevent moisture absorption, which may affect stability and performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
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.