Description

2-Amino-5-Isopropyl-Thiophene-3-Carboxylic Acid Methyl Ester is a high-value heterocyclic building block essential for advanced organic synthesis. This compound matters as a critical intermediate in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, offering a versatile scaffold for functionalization. It is primarily needed by R&D chemists and process development teams in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create new molecules with targeted biological activity.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in therapeutic areas requiring complex thiophene-based heterocycles.
• Agrochemical Synthesis: Used in the research and development of new generation pesticides and herbicides, leveraging its unique molecular structure.
• Material Science Research: Serves as a building block for advanced organic materials, including conductive polymers and organic semiconductors.
• Chemical Research & Development: Employed in academic and industrial labs for method development and the exploration of new chemical reactions involving aminothiophene derivatives.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis projects requiring specific, high-purity heterocyclic compounds.

Basic Information

Product Name	2-Amino-5-Isopropyl-Thiophene-3-Carboxylic Acid Methyl Ester
CAS No.	149587-85-9
Molecular Formula	C9H13NO2S
Molecular Weight	199.27 g/mol
Synonyms	Methyl 2-amino-5-(propan-2-yl)thiophene-3-carboxylate; 2-Amino-5-isopropylthiophene-3-carboxylic acid methyl ester; 5-Isopropyl-2-aminothiophene-3-carboxylic acid methyl ester; Methyl 5-isopropyl-2-aminothiophene-3-carboxylate; 149587-85-9; 2-Amino-5-(1-methylethyl)-3-thiophenecarboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our 2-Amino-5-Isopropyl-Thiophene-3-Carboxylic Acid Methyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request to support your quality assurance protocols.

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). Keep away from strong bases and incompatible organic solvents. For long-term storage, consider an inert atmosphere to maximize stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 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.