Description

4-Pyridin-4-Yl-3A,4,5,9B-Tetrahydro-3 H-Cyclopenta[ C ]Quinoline-8-Carboxylic Acid is a complex heterocyclic organic compound featuring a fused cyclopentaquinoline core substituted with a pyridinyl group and a carboxylic acid functionality. This unique molecular architecture makes it a valuable advanced pharmaceutical intermediate and a versatile building block in medicinal chemistry research. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical and biotechnology sectors for the synthesis of novel active pharmaceutical ingredients (APIs) and for probing new biological pathways.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the multi-step synthesis of potential drug candidates targeting central nervous system (CNS) disorders, inflammation, or oncology.
• Medicinal Chemistry Research: Used as a sophisticated scaffold for structure-activity relationship (SAR) studies and library synthesis to discover new bioactive molecules.
• Chemical Biology Probe: Employed in the development of tool compounds to investigate enzyme function or protein-protein interactions within biological systems.
• Organic Synthesis Building Block: Provides a complex, functionalized core for constructing novel polycyclic compounds in academic and industrial research settings.
• Reference Standard: Supplied as a high-purity compound for analytical method development, validation, and quality control in API manufacturing.

Basic Information

Item	Details
Product Name	4-Pyridin-4-Yl-3A,4,5,9B-Tetrahydro-3 H-Cyclopenta[ C ]Quinoline-8-Carboxylic Acid
CAS No.	485320-01-2
Molecular Formula	C22H18N2O2
Molecular Weight	342.40 g/mol
Synonyms	4-(Pyridin-4-yl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline-8-carboxylic acid; 4-(4-Pyridinyl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline-8-carboxylic acid; 8-Carboxy-4-(4-pyridyl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline; 485320-01-2; Cyclopenta[c]quinoline-8-carboxylic acid, 3a,4,5,9b-tetrahydro-4-(4-pyridinyl)-
EINECS	Contact for details

Quality Control

Our production of this high-purity organic intermediate adheres to stringent internal quality protocols. Every batch is characterized using advanced analytical techniques to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (HPLC), related substances, and residual solvents are provided and available upon request to support your regulatory and research needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). The compound may be light-sensitive and hygroscopic; prolonged exposure to light, moisture, or extreme temperatures should be avoided to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 0.5%
Residual Solvents (GC)	Complies with ICH guidelines

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