Description

Fema 3518 CAS NO 39251-88-2 is a high-purity flavor and fragrance ingredient, specifically the methyl ester of 2-methyl-4-pentenoic acid. This compound is valued for its unique fruity, green, and slightly cheesy aroma profile, making it a versatile component in sophisticated flavor and fragrance creation. It is essential for flavorists and perfumers in the food, beverage, and personal care industries seeking to develop complex, natural-tasting profiles.

Application

• Flavor Formulations: Used as a key flavoring agent to impart fruity, green apple, and cheesy nuances in beverages, confectionery, dairy products, and savory snacks.
• Fragrance Compositions: Incorporated into fine perfumery and functional fragrances for its fresh, green top notes and ability to enhance fruity accords.
• Food Additive: Serves as a synthetic flavoring substance in processed foods, compliant with regulations where approved (e.g., FEMA GRAS #3518).
• Aroma Chemical Intermediate: Acts as a building block or modifying agent in the synthesis of more complex flavor and fragrance molecules.
• Personal Care Products: Found in scented lotions, soaps, and shampoos where a fresh, natural fruit scent is desired.
• Oral Care Flavors: Used in toothpaste and mouthwash formulations to contribute to complex minty or fruity flavor systems.

Basic Information

Product Name	Fema 3518
CAS No.	39251-88-2
Molecular Formula	C7H12O2
Molecular Weight	128.17 g/mol
Synonyms	Methyl 2-Methyl-4-pentenoate; 2-Methyl-4-pentenoic Acid Methyl Ester; 4-Pentenoic Acid, 2-Methyl-, Methyl Ester; Methyl 2-Methylpent-4-enoate; FEMA 3518; Flavor Ingredient 3518
EINECS	Contact for details

Quality Control

Our Fema 3518 is produced and tested to meet the stringent requirements of the flavor and fragrance industry. We ensure high purity and consistent organoleptic quality through rigorous analytical controls. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are provided with each batch to guarantee compliance with your specifications and relevant quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This material is easily oxidized and should be kept under an inert atmosphere (e.g., nitrogen) for long-term storage to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.420 - 1.424
Specific Gravity (20/20°C)	0.910 - 0.920
Related Substances (GC)	Total impurities ≤ 2.0%

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