Description

3-Amino-5-(4-Bromo-Phenyl)-Thiophene-2-Carboxylic Acid Ethyl Ester is a high-value heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a versatile precursor in the development of novel pharmacologically active molecules, particularly in medicinal chemistry research. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex thiophene-based scaffolds.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides that leverage the thiophene moiety for enhanced biological activity.
• Material Science Research: Serves as a building block for organic electronic materials, such as organic semiconductors and conductive polymers, due to the electron-rich thiophene core.
• Dye and Pigment Chemistry: Employed in the synthesis of specialized dyes and pigments where the amino and ester functionalities allow for further chemical modifications.
• Academic & Contract Research: Essential for universities and CROs (Contract Research Organizations) conducting fundamental research on heterocyclic chemistry and structure-activity relationships (SAR).

Basic Information

Product Name	3-Amino-5-(4-Bromo-Phenyl)-Thiophene-2-Carboxylic Acid Ethyl Ester
CAS No.	91076-96-9
Molecular Formula	C13H12BrNO2S
Molecular Weight	326.21 g/mol
Synonyms	Ethyl 3-Amino-5-(4-bromophenyl)thiophene-2-carboxylate; 3-Amino-5-(p-bromophenyl)thiophene-2-carboxylic Acid Ethyl Ester; 2-Thiophenecarboxylic acid, 3-amino-5-(4-bromophenyl)-, ethyl ester; 91076-96-9; 5-(4-Bromophenyl)-3-aminothiophene-2-carboxylic acid ethyl ester; 3-Amino-5-(4'-bromophenyl)thiophene-2-ethyl carboxylate
EINECS	Contact for details

Quality Control

Our 3-Amino-5-(4-Bromo-Phenyl)-Thiophene-2-Carboxylic Acid Ethyl Ester is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and development applications. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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 (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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