Description

4H-Pyrazolo[4,3-C]Quinolin-4-One,5-Ethyl-1,5-Dihydro-(9Ci) is a high-purity heterocyclic organic compound, identified by CAS NO 681477-25-8, serving as a critical advanced pharmaceutical intermediate. Its value lies in providing a sophisticated molecular scaffold for the research and development of novel therapeutic agents. This product is essential for pharmaceutical R&D laboratories and fine chemical manufacturers focused on creating innovative drug candidates, particularly in oncology and central nervous system (CNS) disorders.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel small-molecule drug candidates targeting specific biological pathways.
• Oncology Research: Used in the development of potential kinase inhibitors and other targeted cancer therapies due to its fused heterocyclic structure.
• CNS Drug Discovery: Serves as a core scaffold for research into treatments for neurological and psychiatric conditions.
• Chemical Biology Probes: Utilized in the creation of specialized molecular probes for studying enzyme function and cellular signaling.
• Process Chemistry & Scale-Up: Employed in route scouting and optimization for the commercial-scale production of active pharmaceutical ingredients (APIs).
• Academic & Contract Research: A valuable reagent for universities and CROs conducting cutting-edge medicinal chemistry programs.

Basic Information

Product Name	4H-Pyrazolo[4,3-C]Quinolin-4-One,5-Ethyl-1,5-Dihydro-(9Ci)
CAS No.	681477-25-8
Molecular Formula	C₁₂H₁₁N₃O
Molecular Weight	213.24 g/mol
Synonyms	5-Ethyl-1,5-dihydro-4H-pyrazolo[4,3-c]quinolin-4-one; 5-Ethyl-4H-pyrazolo[4,3-c]quinolin-4-one; 681477-25-8; 5-Ethyl-1,5-dihydropyrazolo[4,3-c]quinolin-4-one; Ethyl pyrazoloquinolinone derivative; Pyrazolo[4,3-c]quinoline-4(5H)-one, 5-ethyl-1,5-dihydro-
EINECS	Contact for details

Quality Control

Our production of 4H-Pyrazolo[4,3-C]Quinolin-4-One,5-Ethyl-1,5-Dihydro-(9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity for research applications. All materials are characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your regulatory and R&D documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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