Description

2-Thiophenecarboxylicacid,4-Amino-3-Methoxy-,Ethylester(9Ci) is a specialized heterocyclic building block with significant synthetic utility. This compound matters as a key intermediate for constructing complex molecules, particularly in the development of active pharmaceutical ingredients (APIs) and advanced agrochemicals. It is primarily needed by research chemists and process development teams in the pharmaceutical, agrochemical, and fine chemical industries for creating novel compounds with targeted biological activities.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing antimicrobial properties.
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides, herbicides, and fungicides, leveraging the bioactivity of the thiophene scaffold.
• Material Science Research: Acts as a monomer or functionalizing agent in the development of advanced polymers and organic electronic materials.
• Chemical Biology & Proteomics: Employed as a building block for creating chemical probes and inhibitors to study enzyme function and biological pathways.
• Academic & Contract Research: Essential for synthetic organic chemistry research in universities and CROs (Contract Research Organizations) exploring new heterocyclic chemistry.
• Dye & Pigment Intermediate: Potential use in the synthesis of specialized dyes and pigments due to the conjugated system and functional groups.

Basic Information

Product Name	2-Thiophenecarboxylicacid,4-Amino-3-Methoxy-,Ethylester(9Ci)
CAS No.	654683-08-6
Molecular Formula	C9H11NO3S
Molecular Weight	213.25 g/mol
Synonyms	Ethyl 4-Amino-3-methoxythiophene-2-carboxylate; 4-Amino-3-methoxy-thiophene-2-carboxylic acid ethyl ester; 2-Thiophenecarboxylic acid, 4-amino-3-methoxy-, ethyl ester; 3-Methoxy-4-aminothiophene-2-carboxylic acid ethyl ester; Ethyl 3-methoxy-4-aminothiophene-2-carboxylate; 4-Amino-3-methoxythiophene-2-carboxylic Acid Ethyl Ester; 654683-08-6; 2-Thiophenecarboxylicacid,4-Amino-3-Methoxy-,Ethylester(9Ci)
EINECS	Contact for details

Quality Control

Our 2-Thiophenecarboxylicacid,4-Amino-3-Methoxy-,Ethylester(9Ci) is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and process chemistry. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory documentation needs.

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 nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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