Description

5-Amino-3-Methyl-4-Phenylcarbamoyl-Thiophene-2-Carboxylic Acid Ethyl Ester is a high-purity, multi-functional thiophene derivative serving as a critical building block in advanced organic synthesis. This compound is valued for its unique molecular scaffold, which enables the construction of complex heterocyclic systems with potential biological activity. It is primarily sought after by research institutions and pharmaceutical developers for applications in medicinal chemistry and agrochemical research.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme inhibitors or receptor modulators.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic core for bioactive molecule design.
• Material Science: Serves as a monomer or functional additive in the research of specialty polymers and organic electronic materials.
• Chemical Synthesis: An essential building block for constructing complex thiophene-based heterocycles for various research and development purposes.
• Academic & R&D Laboratories: Employed in methodological studies and as a reference standard in analytical chemistry.

Basic Information

Product Name	5-Amino-3-Methyl-4-Phenylcarbamoyl-Thiophene-2-Carboxylic Acid Ethyl Ester
CAS No.	765291-12-1
Molecular Formula	C16H17N3O3S
Molecular Weight	331.39 g/mol
Synonyms	Ethyl 5-Amino-3-Methyl-4-[(phenylamino)carbonyl]thiophene-2-carboxylate; 5-Amino-3-methyl-4-(phenylcarbamoyl)thiophene-2-carboxylic acid ethyl ester; 4-Phenylcarbamoyl-5-amino-3-methylthiophene-2-carboxylic Acid Ethyl Ester; Thiophene-2-carboxylic acid, 5-amino-3-methyl-4-[(phenylamino)carbonyl]-, ethyl ester; CAS 765291-12-1
EINECS	Contact for details

Quality Control

Our production of 5-Amino-3-Methyl-4-Phenylcarbamoyl-Thiophene-2-Carboxylic Acid Ethyl Ester adheres to stringent in-process controls and final release testing to ensure batch-to-batch consistency and high purity. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We are committed to meeting the exacting standards required for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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