Description

3-Thiophenecarboxylicacid,2-Amino-5-Cyclopropyl-,Methylester(9Ci) is a specialized heterocyclic building block featuring a unique combination of a thiophene core, an amino group, and a cyclopropyl substituent. This compound is valued for its role as a key intermediate in the synthesis of complex molecules, particularly in pharmaceutical research and development. It is primarily sought by R&D chemists and process development scientists in the agrochemical and pharmaceutical industries for constructing novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the bioactivity of the thiophene and cyclopropyl motifs.
• Material Science: Acts as a monomer or functionalizing agent in the creation of advanced polymers and organic electronic materials.
• Chemical Synthesis: Employed as a versatile building block for constructing more complex heterocyclic systems in medicinal and synthetic chemistry.
• Ligand & Catalyst Development: The amino and ester functional groups make it a candidate for designing novel ligands for metal catalysis.

Basic Information

Product Name	3-Thiophenecarboxylicacid,2-Amino-5-Cyclopropyl-,Methylester(9Ci)
CAS No.	439692-97-4
Molecular Formula	C9H11NO2S
Molecular Weight	197.25 g/mol
Synonyms	Methyl 2-amino-5-cyclopropylthiophene-3-carboxylate; 2-Amino-5-cyclopropyl-3-thiophenecarboxylic acid methyl ester; 2-Amino-5-cyclopropylthiophene-3-carboxylic acid methyl ester; 3-Thiophenecarboxylic acid, 2-amino-5-cyclopropyl-, methyl ester; Methyl 2-amino-5-cyclopropyl-3-thienoate
EINECS	Contact for details

Quality Control

Our production of 3-Thiophenecarboxylicacid,2-Amino-5-Cyclopropyl-,Methylester(9Ci) adheres to stringent quality 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 a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed and under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.