Description

5-Methyl-5-Propargyloxycarbonyl-1,3-Dioxane-2-One is a specialized cyclic carbonate monomer featuring a propargyloxycarbonyl functional group. This compound is of significant value as a key building block in advanced polymer synthesis, enabling the introduction of alkyne handles for subsequent "click" chemistry modifications. It is primarily sought by R&D chemists and material scientists in the pharmaceutical, agrochemical, and specialty polymer industries for developing novel functional materials, drug delivery systems, and high-performance coatings.

Application

• Pharmaceutical Intermediate: Serves as a versatile monomer for synthesizing biodegradable polymers used in controlled drug release formulations and implantable medical devices.
• Polymer Chemistry & Material Science: A critical precursor for synthesizing functional polycarbonates and polyurethanes with tailored properties via post-polymerization modification using copper-catalyzed azide-alkyne cycloaddition (CuAAC).
• Cross-linking Agent: Used in the production of cross-linked polymer networks for coatings, adhesives, and composites, where the alkyne group provides a site for covalent attachment.
• Bioconjugation & Probe Synthesis: Enables the site-specific labeling of biomolecules (proteins, peptides) and the synthesis of fluorescent or bioactive probes for diagnostic and research applications.
• Agrochemical Research: Employed in the development of novel, functionalized active ingredients or polymeric carriers for sustained-release pesticide formulations.

Basic Information

Product Name	5-Methyl-5-Propargyloxycarbonyl-1,3-Dioxane-2-One
CAS No.	945841-51-0
Molecular Formula	C10H10O5
Molecular Weight	210.18 g/mol
Synonyms	5-Methyl-5-(prop-2-yn-1-yloxycarbonyl)-1,3-dioxan-2-one; 5-Methyl-5-(2-propynyloxycarbonyl)-1,3-dioxane-2-one; Propargyl Carbonate Functionalized Cyclic Carbonate; 5-Methyl-5-(propargyloxycarbonyl)-1,3-dioxane-2-one; Alkyne-functional cyclic carbonate monomer; MPC (abbreviation in polymer literature).
EINECS	Contact for details

Quality Control

Our 5-Methyl-5-Propargyloxycarbonyl-1,3-Dioxane-2-One 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. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring 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 a controlled 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	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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