Description

1-Nitroso-4-Propyl-2,3-Dihydrophthalazine is a specialized heterocyclic organic compound featuring a nitroso functional group, which is integral to its reactivity and utility in advanced chemical synthesis. This compound serves as a valuable intermediate and reagent for the development of complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and advanced material sectors for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those with heterocyclic cores.
• Agrochemical Research: Used in the development and optimization of novel crop protection agents and herbicides.
• Dye & Pigment Synthesis: Serves as a precursor in the manufacture of specialized azo dyes and colorants.
• Chemical Research Reagent: Employed in academic and industrial laboratories for studying nitroso chemistry and cyclization reactions.
• Material Science: Potential intermediate in the synthesis of organic electronic materials and ligands for metal complexes.

Basic Information

Product Name	1-Nitroso-4-Propyl-2,3-Dihydrophthalazine
CAS No.	17045-97-5
Molecular Formula	C11H13N3O
Molecular Weight	203.24 g/mol
Synonyms	4-Propyl-1-nitroso-2,3-dihydrophthalazine; 4-Propyl-1-nitroso-2,3-dihydro-1H-phthalazine; 1H-Phthalazine, 2,3-dihydro-1-nitroso-4-propyl-; 1-Nitroso-4-propyl-1,2-dihydrophthalazine; 1-Nitroso-4-propylphthalazine; NSC 163081
EINECS	Contact for details

Quality Control

Our production of 1-Nitroso-4-Propyl-2,3-Dihydrophthalazine adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for your critical processes. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and transfer should be minimized under direct light exposure.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.