Description

Phthalazine-2-Oxide is a heterocyclic organic compound featuring a fused benzene and pyridazine ring system with an N-oxide functional group. This specific molecular architecture makes it a valuable and versatile chemical intermediate and research building block for advanced synthesis. It is primarily sought after by pharmaceutical research and agrochemical development teams for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core.
• Organic Light-Emitting Diodes (OLEDs): Serves as a potential building block for electron-transport or emissive layer materials in electronic displays and lighting.
• Coordination Chemistry & Ligand Design: Acts as a ligand for metal complexes in catalysis and materials science research due to its N-oxide moiety.
• Dye & Pigment Intermediate: Utilized in the development of specialized dyes and functional colorants.
• Academic & Industrial R&D: A fundamental reagent for methodological studies in organic synthesis and heterocyclic chemistry.

Basic Information

Product Name	Phthalazine-2-Oxide
CAS No.	18636-89-0
Molecular Formula	C8H6N2O
Molecular Weight	146.15 g/mol
Synonyms	2-Phthalazinone 1-Oxide; Phthalazin-2(1H)-one 1-Oxide; 1-Hydroxyphthalazin-2(1H)-one; 1-Oxido-1,2-dihydrophthalazin-2-one; 1-Oxophthalazin-2(1H)-one; Phthalazin-2-ol 1-Oxide; 2(1H)-Phthalazinone 1-Oxide
EINECS	Contact for details

Quality Control

Our Phthalazine-2-Oxide is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat and incompatible materials. The product is light-sensitive and should be stored away from light as indicated.

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.