Description

1-Hydroxyphthalazine is an important heterocyclic organic compound and a versatile chemical intermediate. This compound matters for its role as a key building block in the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. Industries that need it include pharmaceutical R&D for drug discovery, agrochemical manufacturers developing new active ingredients, and fine chemical producers specializing in custom synthesis.

Application

• Pharmaceutical intermediate for the synthesis of active pharmaceutical ingredients (APIs).
• Key building block in medicinal chemistry for drug discovery and development programs.
• Precursor for the development of novel agrochemicals and pesticides.
• Intermediate in the synthesis of dyes, pigments, and other specialty chemicals.
• Research chemical in academic and industrial laboratories for heterocyclic chemistry studies.
• Starting material for the preparation of metal-organic frameworks (MOFs) and coordination complexes.

Basic Information

Product Name	1-Hydroxyphthalazine
CAS No.	62054-23-3
Molecular Formula	C8H6N2O
Molecular Weight	146.15 g/mol
Synonyms	Phthalazin-1-ol; 1-Phthalazinone; 1-Hydroxyphthalazine; 1(2H)-Phthalazinone; Phthalazin-1(2H)-one; 1-Phthalazin-1-one; 1-Hydroxy-2,3-diazanaphthalene
EINECS	Contact for details

Quality Control

Our 1-Hydroxyphthalazine undergoes rigorous quality testing to ensure compliance with industry standards. We provide comprehensive quality assurance, with specifications typically covering purity, identity, and impurity profiles. Certificates of Analysis (COA) are available upon request for every batch, ensuring traceability and consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.