Description

4(1H)-Quinazolinone, 3-Cyclopentyl-2,3-Dihydro-2-Thioxo- is a specialized heterocyclic organic compound belonging to the quinazolinone class, characterized by its unique thioxo and cyclopentyl substituents. This compound serves as a critical advanced intermediate in modern pharmaceutical research and development, enabling the synthesis of novel therapeutic agents. It is primarily needed by pharmaceutical R&D laboratories and fine chemical manufacturers focused on developing new drug candidates, particularly in areas requiring complex molecular scaffolds.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of potential drug candidates targeting various diseases.
• Kinase Inhibitor Research: Used in the development of novel kinase inhibitors due to the quinazolinone core's affinity for ATP-binding sites.
• Anticancer Agent Development: Serves as a precursor for compounds being evaluated for antitumor and antiproliferative activities.
• Chemical Biology Probes: Utilized in the creation of molecular probes to study specific enzyme functions and biological pathways.
• Medicinal Chemistry Optimization: Employed for structure-activity relationship (SAR) studies to optimize the potency and selectivity of lead compounds.
• Contract Research & Manufacturing (CRO/CMO): Supplied to organizations providing custom synthesis and process development services.

Basic Information

Product Name	4(1H)-Quinazolinone, 3-Cyclopentyl-2,3-Dihydro-2-Thioxo-
CAS No.	331971-79-0
Molecular Formula	C₁₃H₁₄N₂OS
Molecular Weight	246.33 g/mol
Synonyms	3-Cyclopentyl-2-thioxo-2,3-dihydroquinazolin-4(1H)-one; 3-Cyclopentyl-2,3-dihydro-2-thioxo-4(1H)-quinazolinone; 2-Thioxo-3-cyclopentyl-1,2,3,4-tetrahydro-4-quinazolinone; 3-Cyclopentyl-2-sulfanylidene-1,3-dihydroquinazolin-4-one; Cyclopentyl-thioxo-dihydroquinazolinone; CAS 331971-79-0; Quinazolin-4-one, 3-cyclopentyl-2,3-dihydro-2-thioxo-
EINECS	Contact for details

Quality Control

Our 4(1H)-Quinazolinone, 3-Cyclopentyl-2,3-Dihydro-2-Thioxo- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for pharmaceutical research. Certificates of Analysis (COA) with detailed chromatographic data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). The compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.