Description

4-Methyl-3-tert-Butyl-5H-Thiophen-2-One is a specialized heterocyclic organic compound featuring a thiophenone core structure. This compound serves as a valuable chemical intermediate and building block in advanced organic synthesis, prized for its unique steric and electronic properties imparted by the tert-butyl and methyl substituents. It is primarily utilized by pharmaceutical R&D teams, agrochemical manufacturers, and material science researchers developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, particularly in medicinal chemistry programs targeting new therapeutic agents.
• Agrochemical Synthesis: Used as a building block for creating advanced active ingredients for crop protection products, such as herbicides and fungicides.
• Material Science Research: Employed in the synthesis of organic electronic materials, including components for OLEDs or conductive polymers, due to its thiophene-based structure.
• Organic Synthesis & Catalysis: Acts as a precursor or ligand in catalytic systems and complex multi-step synthetic routes in fine chemical production.
• Flavor & Fragrance Industry: Potential use as an intermediate for synthesizing specific sulfur-containing aroma compounds, subject to regulatory approval and purity grades.

Basic Information

Product Name	4-Methyl-3-tert-Butyl-5H-Thiophen-2-One
CAS No.	57556-15-7
Molecular Formula	C9H14OS
Molecular Weight	170.27 g/mol
Synonyms	3-tert-Butyl-4-methyl-2,5-dihydrothiophen-2-one; 3-(tert-Butyl)-4-methyl-2,5-dihydro-2-thiophenone; 4-Methyl-3-tert-butyl-2,5-dihydrothiophen-2-one; 3-tert-Butyl-4-methyl-5H-thiophen-2-one; 2(5H)-Thiophenone, 4-methyl-3-(1,1-dimethylethyl)-; 3-tert-Butyl-4-methyl-δ²-thiophenone
EINECS	Contact for details

Quality Control

Our production of 4-Methyl-3-tert-Butyl-5H-Thiophen-2-One adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (IR, NMR), to ensure it meets exacting customer specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment, ensuring full traceability and compliance with relevant industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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