Description

Questin CAS NO 3774-64-9 is a high-purity chemical compound of significant interest in advanced research and development. This specialized material serves as a critical building block and intermediate in the synthesis of complex organic molecules. It is primarily sought after by the pharmaceutical, agrochemical, and fine chemical industries for applications in process chemistry and novel compound development. Our supply ensures consistent quality and reliable availability for your most demanding projects.

Application

• Pharmaceutical Intermediate: Key starting material or intermediate in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Research: Used in the development and production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Synthesis: Serves as a versatile building block for creating complex specialty chemicals, flavors, and fragrances.
• Academic & Industrial R&D: Essential reagent in organic chemistry research for exploring new synthetic pathways and methodologies.
• Material Science: Potential precursor in the development of advanced polymers or functional organic materials.

Basic Information

Product Name	Questin CAS NO 3774-64-9
CAS No.	3774-64-9
Molecular Formula	C15H10O5
Molecular Weight	270.24 g/mol
Synonyms	3,5,7-Trihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one; 2-(4-Hydroxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one; 4',5,7-Trihydroxyflavone; Sophoretin; Cyanidenon 1522; Flavone, 3,5,7-trihydroxy-2-(4-hydroxyphenyl)-; Luteolin (Note: Luteolin is a common name for this compound)
EINECS	223-249-6

Quality Control

Our Questin is produced and tested under a rigorous quality management system. Each batch is analyzed to ensure it meets high-purity standards suitable for research and industrial use. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles. Specifications can be aligned with customer requirements for specific 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 (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to yellow-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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