Description

9H-Pyrazolo[4,3-B]Quinolin-9-One,5-Ethyl-1,4-Dihydro-1-Methyl-(9Ci) is a high-purity, heterocyclic organic compound belonging to the pyrazoloquinoline class. This specialized chemical serves as a critical advanced pharmaceutical intermediate and a versatile scaffold for research and development in medicinal chemistry. It is primarily sought by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates targeting various therapeutic areas.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and library synthesis.
• Organic Synthesis: Serves as a versatile precursor for constructing complex heterocyclic systems in academic and industrial research.
• Biochemical Research: Potential use in developing fluorescent probes or enzyme inhibitors due to its fused aromatic structure.
• Material Science Exploration: Investigated for potential applications in organic electronics due to its conjugated π-system.

Basic Information

Product Name	9H-Pyrazolo[4,3-B]Quinolin-9-One,5-Ethyl-1,4-Dihydro-1-Methyl-(9Ci)
CAS No.	499790-74-8
Molecular Formula	C₁₃H₁₃N₃O
Molecular Weight	227.26 g/mol
Synonyms	5-Ethyl-1-methyl-1,4-dihydro-9H-pyrazolo[4,3-b]quinolin-9-one; 5-Ethyl-1-methyl-4,9-dihydro-1H-pyrazolo[4,3-b]quinolin-9-one; 1-Methyl-5-ethyl-1,4-dihydro-9H-pyrazolo[4,3-b]quinolin-9-one; Pyrazolo[4,3-b]quinolin-9(1H)-one, 5-ethyl-1,4-dihydro-1-methyl-; 499790-74-8; 9H-Pyrazolo[4,3-b]quinolin-9-one, 5-ethyl-1,4-dihydro-1-methyl-
EINECS	Contact for details

Quality Control

Our production of 9H-Pyrazolo[4,3-B]Quinolin-9-One,5-Ethyl-1,4-Dihydro-1-Methyl-(9Ci) adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity suitable for research and synthesis. Each lot is characterized by advanced analytical techniques, including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.