Description

3-Methyl-4-Methylenetetrahydrofuran CAS NO 61142-01-6 is a specialized heterocyclic compound featuring a reactive methylene group on a tetrahydrofuran backbone. This unique structure makes it a valuable intermediate and building block in advanced organic synthesis, particularly for creating complex molecules with specific stereochemistry. It is primarily sought by research and development chemists and process engineers in the pharmaceutical, agrochemical, and fine chemical industries for applications requiring precise molecular architecture.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds with tetrahydrofuran-based scaffolds.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides where its ring structure contributes to biological activity.
• Fine Chemical Manufacturing: Acts as a versatile building block for fragrances, flavors, and specialty polymers requiring specific cyclic ether functionalities.
• Ligand and Catalyst Development: Employed in the research and preparation of novel ligands for asymmetric catalysis and organometallic chemistry.
• Material Science Research: Investigated as a monomer or modifier for synthesizing polymers with tailored thermal and mechanical properties.

Basic Information

Product Name	3-Methyl-4-Methylenetetrahydrofuran
CAS No.	61142-01-6
Molecular Formula	C6H10O
Molecular Weight	98.14 g/mol
Synonyms	3-Methyl-4-methylenetetrahydrofuran; 4-Methylene-3-methyltetrahydrofuran; 3-Methyl-4-methyleneoxolane; Tetrahydro-3-methyl-4-methylene-furan; 4-Methylenetetrahydro-3-methylfuran
EINECS	Contact for details

Quality Control

Our 3-Methyl-4-Methylenetetrahydrofuran is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality system supports traceability and meets the stringent requirements of GMP environments for advanced intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 2°C and 8°C to maintain stability and extend shelf life. Keep container tightly sealed when not in use to prevent moisture absorption and potential degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0%
Total Impurities	≤ 3.0%

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