Description

5-Methyl-4-Quinazolone is a versatile and high-value nitrogen-containing heterocyclic compound, serving as a critical building block in advanced organic synthesis. Its core quinazolone scaffold makes it an essential intermediate for developing novel active pharmaceutical ingredients (APIs) and fine chemicals. This product is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and material science industries for creating compounds with targeted biological and functional properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various drug candidates, particularly those targeting kinase inhibition, anticancer, and antimicrobial activities.
• Agrochemical Research: Used in developing new herbicides, fungicides, and plant growth regulators due to its bioactive heterocyclic structure.
• Organic Synthesis Building Block: Employed in constructing complex polycyclic frameworks and functionalized quinazoline derivatives for material science applications.
• Biochemical Research: Utilized as a standard or reagent in studying enzyme interactions and biochemical pathways.
• Material Science: Investigated for the development of organic semiconductors, ligands for metal-organic frameworks (MOFs), and specialty polymers.

Basic Information

Product Name	5-Methyl-4-Quinazolone
CAS No.	75844-41-6
Molecular Formula	C9H8N2O
Molecular Weight	160.17 g/mol
Synonyms	5-Methylquinazolin-4(3H)-one; 4(3H)-Quinazolinone, 5-methyl-; 5-Methyl-4(3H)-quinazolinone; 5-Methyl-3H-quinazolin-4-one; 5-Methylquinazol-4-one
EINECS	Contact for details

Quality Control

Our 5-Methyl-4-Quinazolone is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to confirm identity and purity. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. We adhere to cGMP principles where applicable to support our clients in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.