Description

5-(1,3-Dimethyl-1-Butenyl)Dihydrofuran-2(3H)-One is a specialized lactone derivative with a unique branched alkene side chain, serving as a valuable chemical intermediate. This compound matters for its role in synthesizing complex molecules, particularly in the fragrance, flavor, and pharmaceutical sectors where specific structural motifs are required. Industries that need this high-purity building block include fine chemical manufacturers, R&D laboratories, and producers of active pharmaceutical ingredients (APIs).

Application

• Fragrance and Flavor Intermediate: A key precursor in the synthesis of musk-like odorants and complex flavoring agents.
• Pharmaceutical Synthesis: Used as a building block for creating specific lactone-containing scaffolds in drug discovery and development.
• Fine Chemical Production: Serves as a versatile intermediate in the multi-step synthesis of specialty chemicals for agrochemicals and materials science.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D for studying cyclization reactions and constructing heterocyclic compounds.
• Perfumery Compounds: Employed in the creation of novel, long-lasting fragrance components due to its structural complexity.

Basic Information

Product Name	5-(1,3-Dimethyl-1-Butenyl)Dihydrofuran-2(3H)-One
CAS No.	67800-85-5
Molecular Formula	C10H16O2
Molecular Weight	168.23 g/mol
Synonyms	5-(1,3-Dimethylbut-1-en-1-yl)dihydrofuran-2(3H)-one; 5-(3-Methyl-1-butenyl)-4-methyl-2(5H)-furanone; 5-(1,3-Dimethyl-1-butenyl)-2(3H)-furanone; 4-Methyl-5-(3-methyl-1-butenyl)-2(5H)-furanone; Dihydro-5-(1,3-dimethyl-1-butenyl)-2(3H)-furanone; 5-(1,3-Dimethylbut-1-enyl)dihydro-2(3H)-furanone
EINECS	Contact for details

Quality Control

Our 5-(1,3-Dimethyl-1-Butenyl)Dihydrofuran-2(3H)-One is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including chromatography and spectroscopy, to meet exacting customer specifications. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area at a controlled room temperature (15-25°C). Due to its highly volatile nature, ensure containers are securely sealed when not in use to prevent evaporation and concentration changes. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Refractive Index (20°C)	1.470 - 1.480
Specific Gravity (20/4°C)	0.950 - 0.980
Related Substances (GC)	≤ 3.0% total

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