Description

Propyl 2-Amino-5,6,7,8-Tetrahydro-4H-Cyclohepta-[B]Thiophene-3-Carboxylate is a high-purity, advanced pharmaceutical intermediate characterized by its unique fused ring structure containing a thiophene moiety. This compound is of significant commercial value for its role as a critical building block in the synthesis of complex active pharmaceutical ingredients (APIs). It is primarily sought after by research institutions and manufacturers in the pharmaceutical and fine chemical industries engaged in developing novel therapeutic agents.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Organic Synthesis Building Block: Utilized in research and development for constructing complex heterocyclic compounds due to its reactive amino and ester functional groups.
• Agrochemical Research: Acts as a potential intermediate in the development of new crop protection agents and pesticides.
• Material Science: Investigated for use in the development of organic semiconductors and advanced polymeric materials.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies and the discovery of new chemical entities.

Basic Information

Product Name	Propyl 2-Amino-5,6,7,8-Tetrahydro-4H-Cyclohepta-[B]Thiophene-3-Carboxylate
CAS No.	351982-19-9
Molecular Formula	C13H19NO2S
Molecular Weight	253.36 g/mol
Synonyms	2-Amino-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylic acid propyl ester; Propyl 2-amino-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate; 2-Amino-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylic acid propyl ester; 4,5,6,7-Tetrahydro-1-benzothiophene-3-carboxylic acid, 2-amino-, propyl ester; 351982-19-9; Propyl 2-aminocycloheptathiophene-3-carboxylate
EINECS	Contact for details

Quality Control

Our Propyl 2-Amino-5,6,7,8-Tetrahydro-4H-Cyclohepta-[B]Thiophene-3-Carboxylate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your most demanding synthesis 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 prevent moisture absorption, which can affect stability and purity. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
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.