Description

Butyric Acid, Thio-, S-Ester With 1-Mercapto-2-Butanone is a specialized sulfur-containing flavor and fragrance compound. This organosulfur molecule is valued for its potent, savory, and meaty aroma profile, making it a critical ingredient for creating authentic flavor experiences. It is primarily sought by flavor and fragrance houses, food technologists, and manufacturers of savory food products, seasonings, and reaction flavors.

Application

• Savory Flavor Creation: A key building block for meaty, roasted, and umami flavor profiles in processed meats, snacks, soups, and sauces.
• Reaction Flavor (Process Flavors): Used in the Maillard reaction process to develop complex, cooked meat and savory notes.
• Fragrance Formulation: Employed in trace amounts to add savory, sulfurous nuances to certain fragrance compositions.
• Seasoning and Spice Blends: Enhances the depth and authenticity of dry seasoning mixes and marinades.
• Pet Food Palatability: Incorporated into pet food and treat formulations to improve aroma and taste appeal.
• Food Supplement & Nutritional Products: Used to impart specific savory notes to nutritional powders and meal replacements.

Basic Information

Product Name	Butyric Acid, Thio-, S-Ester With 1-Mercapto-2-Butanone
CAS No.	32132-35-7
Molecular Formula	C8H14OS2
Molecular Weight	190.33 g/mol
Synonyms	Thiobutyric Acid S-Ester with 1-Mercapto-2-Butanone; 2-Butanone, 1-mercapto-, S-ester with thiobutyric acid; 1-Mercapto-2-butanone S-thiobutyrate; FEMA 4049; Flavor ingredient 4049; Savory flavor compound; Meat flavor component
EINECS	Contact for details

Quality Control

We supply Butyric Acid, Thio-, S-Ester With 1-Mercapto-2-Butanone in grades suitable for flavor and fragrance applications. Our production adheres to strict quality management protocols, ensuring consistency and purity. Every batch is supported by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and organoleptic properties. We comply with relevant FEMA, FCC, and EU flavor regulations to support your global product development needs.

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). Keep away from strong oxidizing agents and heat sources. Due to its potency and sensitivity, it is recommended to store under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	Contact for details
Specific Gravity (20/20°C)	Contact for details
Heavy Metals (as Pb)	< 10 ppm

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