Description

4-Methyl-2-Undecyl-1,3-Dioxolane is a specialized cyclic acetal compound, valued for its unique properties as a fragrance ingredient and chemical intermediate. Its structure imparts desirable stability and organoleptic characteristics, making it a key component in high-performance formulations. This product is primarily sought by manufacturers in the fragrance, flavor, and specialty chemical industries for creating sophisticated scent profiles and functional materials.

Application

• Fragrance Industry: A key ingredient in fine perfumery, personal care products, and household cleaners for its unique, long-lasting olfactory character.
• Flavoring Agent: Used in the creation of complex flavor profiles for food and beverage applications where specific fruity or green notes are desired.
• Chemical Synthesis: Serves as a versatile protecting group or intermediate in organic synthesis, particularly for carbonyl compounds.
• Plasticizer & Solvent: Functions as a specialty solvent or plasticizer in polymer and resin formulations requiring specific solubility parameters.
• Cosmetic Formulations: Incorporated into lotions, creams, and other cosmetic products as a fragrance component and stabilizer.
• Industrial Deodorants: Used in industrial and institutional cleaning products to provide effective and persistent masking of odors.

Basic Information

Product Name	4-Methyl-2-Undecyl-1,3-Dioxolane
CAS No.	82925-11-9
Molecular Formula	C₁₅H₃₀O₂
Molecular Weight	242.40 g/mol
Synonyms	2-Undecyl-4-methyl-1,3-dioxolane; 4-Methyl-2-undecyl-m-dioxolane; 1,3-Dioxolane, 4-methyl-2-undecyl-; FEMA 4685; (4-Methyl-1,3-dioxolan-2-yl)undecane; Cyclic acetal of 2-dodecanone with glycerol; 2-Dodecanone cyclic ethylene acetal; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 4-Methyl-2-Undecyl-1,3-Dioxolane is produced under strict quality management systems. Each batch is analyzed to ensure it meets stringent specifications for identity, purity, and olfactory profile, consistent with FEMA and IFRA guidelines for fragrance ingredients. A comprehensive Certificate of Analysis (COA) detailing assay, physical constants, and impurity limits is provided with every shipment to guarantee supply reliability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources to maintain stability and purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.440 - 1.450
Specific Gravity (20/20°C)	0.890 - 0.910
Odor	Characteristic, fruity-green

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