Description

5(4Ah)-Quinolinone(9Ci) is a specialized heterocyclic organic compound belonging to the quinolinone class. This high-purity intermediate is critical for advanced pharmaceutical research and fine chemical synthesis, offering a versatile building block for complex molecular architectures. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and anti-infective drug candidates.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Material Science: Acts as a monomer or functional additive in the creation of advanced polymers and organic electronic materials.
• Chemical Synthesis: Employed as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Academic & Contract Research: Essential for fundamental organic chemistry research and development projects in academic and CRO (Contract Research Organization) settings.

Basic Information

Product Name	5(4Ah)-Quinolinone(9Ci)
CAS No.	477775-99-8
Molecular Formula	C9H7NO
Molecular Weight	145.16 g/mol
Synonyms	5(4Ah)-Quinolinone; 5(4Ah)-Quinolinone (9CI); 4aH-Quinolin-5-one; 5-Quinolinone, 4a,5,6,7,8,8a-hexahydro-; 4a,5,6,7,8,8a-Hexahydro-5-quinolinone; Quinolin-5(4aH)-one
EINECS	Contact for details

Quality Control

Our 5(4Ah)-Quinolinone(9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the stringent requirements of research and development applications. Certificates of Analysis (COA) with detailed chromatographic data are available upon request to support your regulatory and quality documentation needs.

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.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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