Description

2-Mercapto-3-Methyl-3H-Quinazolin-4-One is a versatile heterocyclic organic compound belonging to the quinazolinone class, serving as a critical synthetic intermediate and building block. Its value lies in its unique molecular structure, which provides a reactive thiol group and a fused aromatic system, making it a key precursor for the development of more complex molecules. This compound is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting neurological disorders, inflammation, and cancer.
• Agrochemical Research: Used in the development of new pesticides, herbicides, and fungicides due to its bioactive quinazolinone core.
• Organic Synthesis: Serves as a versatile precursor for creating complex heterocyclic compounds, ligands for catalysis, and specialty chemicals.
• Material Science: Investigated for use in the development of organic semiconductors, photoresists, and other advanced functional materials.
• Biochemical Research: Utilized as a reagent or substrate in enzymatic studies and biochemical assays.

Basic Information

Product Name	2-Mercapto-3-Methyl-3H-Quinazolin-4-One
CAS No.	1705-09-5
Molecular Formula	C9H8N2OS
Molecular Weight	192.24 g/mol
Synonyms	3-Methyl-4-oxo-3,4-dihydroquinazoline-2-thiol; 2-Thio-3-methyl-4(3H)-quinazolinone; 3-Methyl-2-mercapto-4(3H)-quinazolinone; 2-Mercapto-3-methylquinazolin-4(3H)-one; NSC 403697; 3-Methyl-2-thioxo-1,2,3,4-tetrahydroquinazolin-4-one; 2-Thioxo-3-methyl-1,2,3,4-tetrahydroquinazolin-4-one
EINECS	Contact for details

Quality Control

Our 2-Mercapto-3-Methyl-3H-Quinazolin-4-One is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory needs.

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 strong oxidizing agents. For long-term storage, consider an inert atmosphere to maximize stability.

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%

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