Description

3,3-Dimethyl-5-Vinyldihydrofuran-2(3H)-One is a specialized heterocyclic building block featuring a reactive vinyl group and a lactone moiety, making it a versatile intermediate for advanced organic synthesis. Its unique structure is critical for constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients (APIs) and high-value fine chemicals. This compound is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors seeking to introduce functional complexity into their target molecules.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, especially those containing complex oxygen heterocycles.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides where specific ring systems are required for bioactivity.
• Polymer & Material Science: Serves as a functional monomer or cross-linking agent for creating specialty polymers with tailored properties.
• Fine Chemical Production: Employed in the multistep synthesis of fragrances, flavors, and other high-value specialty chemicals.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploring new chemical spaces in organic chemistry.

Basic Information

Product Name	3,3-Dimethyl-5-Vinyldihydrofuran-2(3H)-One
CAS No.	154033-18-8
Molecular Formula	C8H12O2
Molecular Weight	140.18 g/mol
Synonyms	5-Ethenyldihydro-3,3-dimethyl-2(3H)-furanone; 3,3-Dimethyl-5-vinyltetrahydrofuran-2-one; 5-Vinyl-3,3-dimethyldihydrofuran-2(3H)-one; Dihydro-3,3-dimethyl-5-vinyl-2(3H)-furanone; 2(3H)-Furanone, dihydro-3,3-dimethyl-5-vinyl-; 154033-18-8; 3,3-Dimethyl-5-vinyl-dihydro-furan-2-one
EINECS	Contact for details

Quality Control

Our 3,3-Dimethyl-5-Vinyldihydrofuran-2(3H)-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC, GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 97.0%
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.