Description

5-Quinazolinol (7Ci,8Ci,9Ci) is a versatile heterocyclic organic compound belonging to the quinazoline family, serving as a critical synthetic intermediate and a valuable scaffold in medicinal chemistry. Its unique fused-ring structure makes it a privileged building block for the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. This high-purity compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors seeking to develop new therapeutic agents and functional molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various quinazoline-based drugs, including kinase inhibitors, anticancer agents, and antimicrobial compounds.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators that leverage the bioactive quinazoline core.
• Organic Synthesis Building Block: Employed in complex organic synthesis for constructing fused heterocyclic systems and functionalized nitrogen-containing compounds.
• Material Science Research: Investigated as a precursor or dopant for creating organic semiconductors, luminescent materials, and metal-organic frameworks (MOFs).
• Biochemical Tool Compound: Serves as a reference standard or a starting point for designing enzyme inhibitors and receptor modulators in biochemical assays.

Basic Information

Product Name	5-Quinazolinol (7Ci,8Ci,9Ci)
CAS No.	7556-88-9
Molecular Formula	C8H6N2O
Molecular Weight	146.15 g/mol
Synonyms	5-Hydroxyquinazoline; Quinazolin-5-ol; 5-Quinazolinol; 5-Quinazolol; 1,3-Diazanaphthalen-5-ol; 5-Hydroxy-1,3-diazanaphthalene; 5-Quinazolinone (tautomer); 5(4H)-Quinazolinone
EINECS	Contact for details

Quality Control

Our 5-Quinazolinol is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and purity determination, and is accompanied by a detailed Certificate of Analysis (COA). We adhere to relevant industry standards and can provide material suitable for research and development purposes under a quality commitment framework.

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 incompatible materials. For long-term storage, consider an inert atmosphere to ensure optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.