Description

4-(Methylthio)Butyraldehyde is a sulfur-containing aldehyde intermediate of significant commercial interest. Its unique structure makes it a valuable building block for synthesizing more complex molecules in fine chemical and pharmaceutical manufacturing. This compound is particularly sought after by R&D chemists and production specialists in the agrochemical, flavor & fragrance, and pharmaceutical sectors for creating novel compounds and active ingredients.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of certain pesticides and herbicides, leveraging the sulfur moiety for biological activity.
• Pharmaceutical Synthesis: Serves as a versatile building block for creating heterocyclic compounds and active pharmaceutical ingredients (APIs).
• Flavor and Fragrance Industry: Used in the production of sulfur-containing flavor compounds that contribute to meaty, savory, or roasted notes.
• Organic Synthesis Reagent: Employed in various organic transformations, including nucleophilic addition and condensation reactions, to introduce functionalized butyraldehyde chains.
• Chemical Research & Development: A valuable starting material for academic and industrial research into new synthetic methodologies and novel chemical entities.

Basic Information

Product Name	4-(Methylthio)Butyraldehyde
CAS No.	42919-64-2
Molecular Formula	C5H10OS
Molecular Weight	118.20 g/mol
Synonyms	4-(Methylmercapto)butyraldehyde; 4-(Methylsulfanyl)butanal; 4-Methylthiobutanal; 4-Methylsulfanylbutyraldehyde; 4-(Methylthio)butanal; γ-(Methylthio)butyraldehyde; Butanal, 4-(methylthio)-; NSC 169006
EINECS	Contact for details

Quality Control

Our 4-(Methylthio)Butyraldehyde is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including assay (GC/HPLC) and impurity profiling, to ensure it meets the high-purity standards required for sensitive synthesis applications. A Certificate of Analysis (COA) detailing specific results is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen) in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C to minimize oxidation and degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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