Description

6-Quinazolinecarboxaldehyde (9Ci) is a versatile and high-purity organic building block, specifically a quinazoline derivative functionalized with an aldehyde group. This compound is a critical intermediate in the synthesis of complex heterocyclic molecules, enabling the development of novel pharmaceuticals and advanced materials. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for lead optimization and scale-up activities.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of kinase inhibitors and other biologically active quinazoline-based compounds for oncology and other therapeutic areas.
• Agrochemical Research: Used as a building block for developing novel herbicides, fungicides, and plant growth regulators.
• Material Science: Serves as a monomer or functionalizing agent in the creation of organic semiconductors, ligands for metal-organic frameworks (MOFs), and advanced polymers.
• Chemical Synthesis: The reactive aldehyde group facilitates condensation reactions, making it valuable for constructing complex heterocycles and fine chemicals in laboratory and pilot-scale synthesis.

Basic Information

Product Name	6-Quinazolinecarboxaldehyde (9Ci)
CAS No.	439811-22-0
Molecular Formula	C9H6N2O
Molecular Weight	158.16 g/mol
Synonyms	Quinazoline-6-carboxaldehyde; 6-Formylquinazoline; 6-Quinazolinecarbaldehyde; 6-Quinazolinecarboxaldehyde (9CI); 439811-22-0; Quinazoline-6-carbaldehyde; 6-Carbaldehyde quinazoline
EINECS	Contact for details

Quality Control

Our 6-Quinazolinecarboxaldehyde (9Ci) is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with customer specifications and industry standards for research and development use.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 15-25°C. This material is light-sensitive and easily oxidized; prolonged exposure to air and light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.