Description

3-(Methylthio)Butanal is a sulfur-containing aldehyde with a distinctive, powerful aroma, widely used as a key flavor and fragrance intermediate. Its unique chemical structure makes it a versatile building block for synthesizing more complex aroma chemicals and for imparting savory, meaty, or roasted notes. This compound is essential for manufacturers in the flavor and fragrance industry, as well as for research and development in organic synthesis and agrochemicals.

Application

• Flavor & Fragrance Industry: A crucial precursor for creating savory, meaty, roasted, and sulfurous flavor notes in processed foods, seasonings, and savory snacks.
• Aroma Chemical Synthesis: Serves as a key intermediate in the production of more complex thioether and thiol-based aroma compounds.
• Agrochemical Intermediates: Used in the research and synthesis of certain pesticides and herbicides due to its reactive aldehyde and thioether functional groups.
• Organic Synthesis: Acts as a valuable building block in pharmaceutical research and the synthesis of heterocyclic compounds.
• Seasoning Blends: Employed in the formulation of reaction flavors and yeast extracts to enhance umami and meat-like characteristics.

Basic Information

Product Name	3-(Methylthio)Butanal
CAS No.	16630-52-7
Molecular Formula	C5H10OS
Molecular Weight	118.20 g/mol
Synonyms	3-(Methylmercapto)butyraldehyde; 3-(Methylthio)butyraldehyde; 3-Methylthiobutanal; 3-Methylmercaptobutanal; Butanal, 3-(methylthio)-; FEMA 3374; 3-MTBAL
EINECS	240-738-5

Quality Control

Our 3-(Methylthio)Butanal is produced under strict quality management protocols to ensure batch-to-batch consistency and purity. We adhere to relevant industry standards for flavor ingredients. Comprehensive quality testing, including assay and impurity profile analysis, is performed. A Certificate of Analysis (COA) detailing purity, identity, and specific test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is light-sensitive and easily oxidized; for long-term storage, consider filling the headspace with an inert gas such as nitrogen.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.480 - 1.490
Specific Gravity (20/20°C)	1.010 - 1.030

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