Description

Dimethyl 3-Aminothiophene-2,5-Dicarboxylate is a high-purity, versatile heterocyclic building block essential for advanced organic synthesis. This compound is particularly valued for its role as a key precursor in the development of complex pharmaceutical intermediates and functional materials. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides, leveraging its thiophene core for bioactivity.
• Material Science: Serves as a building block for organic semiconductors, conductive polymers, and other functional materials due to its electron-rich thiophene structure.
• Dye & Pigment Manufacturing: Employed in the synthesis of advanced organic dyes and pigments for high-performance applications.
• Academic & Industrial R&D: A valuable reagent for method development and exploring new chemical spaces in medicinal and synthetic chemistry.
• Custom Synthesis: Used by contract research and manufacturing organizations (CROs/CMOs) for client-specific molecule construction and scale-up projects.

Basic Information

Product Name	Dimethyl 3-Aminothiophene-2,5-Dicarboxylate
CAS No.	785803-74-9
Molecular Formula	C8H9NO4S
Molecular Weight	215.22 g/mol
Synonyms	3-Amino-2,5-thiophenedicarboxylic Acid Dimethyl Ester; Dimethyl 3-Amino-2,5-thiophenedicarboxylate; 2,5-Thiophenedicarboxylic acid, 3-amino-, dimethyl ester; Methyl 3-amino-2,5-thiophenedicarboxylate
EINECS	Contact for details

Quality Control

Our Dimethyl 3-Aminothiophene-2,5-Dicarboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing batch-specific results 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 place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

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.