Description

1-Chloro-7-Methoxyphthalazine is a versatile heterocyclic building block of significant interest in advanced organic synthesis. Its unique molecular structure, featuring both chloro and methoxy substituents on the phthalazine core, makes it a critical intermediate for constructing complex pharmacologically active molecules. This compound is primarily utilized by research institutions and pharmaceutical development companies engaged in the creation of new drug candidates and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in oncology and central nervous system (CNS) drug discovery programs.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic scaffold for bioactivity.
• Material Science: Acts as a building block for creating organic ligands and functional molecules used in catalysis and advanced polymeric materials.
• Academic & Contract Research: Essential for methodological studies in organic chemistry, including cross-coupling reactions and heterocycle functionalization.
• Dye & Pigment Intermediate: Potential use in the synthesis of specialized colorants and photostable dyes due to its conjugated system.

Basic Information

Product Name	1-Chloro-7-Methoxyphthalazine
CAS No.	102196-78-1
Molecular Formula	C9H7ClN2O
Molecular Weight	194.62 g/mol
Synonyms	7-Methoxy-1-chlorophthalazine; 1-Chloro-7-methoxyphthalazine; 1-Chloro-7-methoxy-1,2-diazanaphthalene; Phthalazine, 1-chloro-7-methoxy-; 102196-78-1
EINECS	Contact for details

Quality Control

Our 1-Chloro-7-Methoxyphthalazine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

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.