Description

2-(tert-Butyl)-4-Chloro-5-Hydrazino-3(2H)-Pyridazinone is a high-purity, functionalized pyridazinone derivative serving as a critical synthetic intermediate in advanced organic chemistry. This compound matters for its role in constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients and agrochemicals. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce specific hydrazino and chloro functionalities into heterocyclic systems.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and cardiovascular diseases.
• Agrochemical Synthesis: Used in the research and development of new herbicides and plant growth regulators, leveraging its heterocyclic core.
• Chemical Research & Development: Serves as a versatile precursor for creating libraries of pyridazinone analogs for biological screening and structure-activity relationship (SAR) studies.
• Material Science Precursor: Potential intermediate in the synthesis of organic ligands for catalysts or functional materials.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects requiring high-purity, specialized intermediates.

Basic Information

Product Name	2-(tert-Butyl)-4-Chloro-5-Hydrazino-3(2H)-Pyridazinone
CAS No.	329710-01-2
Molecular Formula	C8H11ClN4O
Molecular Weight	214.65 g/mol
Synonyms	4-Chloro-5-hydrazino-2-tert-butyl-3(2H)-pyridazinone; 2-tert-Butyl-4-chloro-5-hydrazino-3(2H)-pyridazinone; 5-Hydrazino-2-tert-butyl-4-chloro-3(2H)-pyridazinone; 4-Chloro-2-(1,1-dimethylethyl)-5-hydrazino-3(2H)-pyridazinone; tert-Butyl-4-chloro-5-hydrazinopyridazin-3(2H)-one; CAS 329710-01-2
EINECS	Contact for details

Quality Control

Our 2-(tert-Butyl)-4-Chloro-5-Hydrazino-3(2H)-Pyridazinone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR), to ensure it meets exacting standards for research and process chemistry. Certificates of Analysis (COA) with detailed chromatographic data are provided for full traceability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent oxidation and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.