Description

3-Amino-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxylic acid is a high-purity, heterocyclic organic compound featuring a fused thienopyridine core, which serves as a critical advanced pharmaceutical intermediate. Its molecular architecture makes it a valuable building block for the synthesis of complex active pharmaceutical ingredients (APIs) and other fine chemicals. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing novel therapeutic agents and specialty products.

Application

• Pharmaceutical Intermediate: A key synthon in the research and production of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, oncology, and anti-inflammatory applications.
• Agrochemical Research: Used as a precursor in the development of new pesticides and herbicides, leveraging its heterocyclic structure for biological activity.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex polycyclic frameworks due to its reactive amino and carboxylic acid functional groups.
• Material Science Precursor: Investigated for the synthesis of organic semiconductors and ligands for metal-organic frameworks (MOFs) and catalysts.

Basic Information

Product Name	3-Amino-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxylic acid
CAS No.	166113-90-2
Molecular Formula	C11H10N2O2S
Molecular Weight	234.28 g/mol
Synonyms	3-Amino-6,7-dihydro-5H-cyclopenta[4,5]thieno[2,3-b]pyridine-2-carboxylic acid; 3-Amino-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxylic acid, 6,7-dihydro-; 2-Carboxy-3-amino-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine; 166113-90-2; 3-Amino-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxylic acid; 3-Amino-6,7-dihydro-5H-cyclopenta[4,5]thieno[2,3-b]pyridine-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our production of 3-Amino-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxylic acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). The compound may be moisture-sensitive; keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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