Description

4-Hydroxy-8-Methyl-2(1H)-Quinolinone is a specialized heterocyclic organic compound belonging to the quinolinone family, valued for its role as a key synthetic intermediate and building block. This compound matters for its structural utility in the development of more complex molecules, particularly in advanced research and fine chemical synthesis. It is needed by R&D chemists and manufacturers in the pharmaceutical, agrochemical, and material science industries for applications ranging from drug discovery to the creation of functional dyes and pigments.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with quinoline-based structures.
• Agrochemical Research: Used in the development and study of new herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Building Block: Acts as a versatile scaffold for constructing complex heterocyclic compounds in medicinal and materials chemistry.
• Dye and Pigment Manufacturing: Employed in the production of specialized quinoline-derived dyes, colorants, and optical brighteners.
• Coordination Chemistry: Functions as a ligand for metal ions in catalytic systems and the synthesis of metal-organic frameworks (MOFs).
• Biochemical Research: Utilized as a standard or probe in biochemical assays and enzymatic studies due to its specific structural properties.

Basic Information

Product Name	4-Hydroxy-8-Methyl-2(1H)-Quinolinone
CAS No.	1677-42-5
Molecular Formula	C₁₀H₉NO₂
Molecular Weight	175.18 g/mol
Synonyms	8-Methyl-4-hydroxy-2(1H)-quinolinone; 8-Methyl-4-hydroxycarbostyril; 4-Hydroxy-8-methylcarbostyril; 4-Hydroxy-8-methyl-1H-quinolin-2-one; 2-Hydroxy-8-methyl-4(1H)-quinolinone; 1677-42-5; NSC 403697
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-8-Methyl-2(1H)-Quinolinone is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay (HPLC), identification (IR), and impurity profiles. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your critical applications.

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). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.