Description

4H-1,3-Oxazine, 5,6-Dihydro-2,4-Dimethyl-4-(1-Propynyl)- (9Ci) is a specialized heterocyclic organic compound with a unique oxazine core structure substituted with a propynyl group. This molecular architecture makes it a valuable advanced intermediate for synthesizing complex molecules in pharmaceutical and agrochemical research. It is primarily sought after by R&D chemists and process development scientists working on novel active ingredients, fine chemicals, and functional materials. CAS No. 56055-98-2.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing specific heterocyclic pharmacophores.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides, where the oxazine ring can contribute to biological activity.
• Fine Chemical Synthesis: Acts as a precursor for creating complex molecules used in dyes, pigments, and other specialty organic compounds.
• Material Science: Potential intermediate for the development of organic ligands, polymers, or other functional materials with specific electronic or structural properties.
• Academic & Industrial R&D: Employed in methodological studies and process chemistry for constructing nitrogen-oxygen containing heterocycles.

Basic Information

Product Name	4H-1,3-Oxazine, 5,6-Dihydro-2,4-Dimethyl-4-(1-Propynyl)- (9Ci)
CAS No.	56055-98-2
Molecular Formula	C9H13NO
Molecular Weight	151.21 g/mol
Synonyms	4-(1-Propynyl)-2,4-dimethyl-5,6-dihydro-4H-1,3-oxazine; 2,4-Dimethyl-4-(prop-1-yn-1-yl)-5,6-dihydro-4H-1,3-oxazine; 4-(Prop-1-yn-1-yl)-2,4-dimethyl-5,6-dihydro-4H-1,3-oxazine; Dihydro-2,4-dimethyl-4-(1-propynyl)-4H-1,3-oxazine; 56055-98-2; Oxazine derivative intermediate
EINECS	Contact for details

Quality Control

Our high-purity 4H-1,3-Oxazine intermediate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to confirm identity, purity, and the absence of critical impurities. A detailed Certificate of Analysis (COA) is provided with every shipment, ensuring full traceability and compliance with your research and development specifications.

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. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 95.0% (Standard Grade)
Water Content (KF)	≤ 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.