5952-75-0

Basic information

• Product Name: 2-methyl-4-(methylsulfanyl)but-1-ene
• Synonyms: 1-Butene, 2-methyl-4-(methylthio)-; 2-methyl-4-methylsulfanyl-but-1-ene
• CAS NO: 5952-75-0
• Molecular Formula: C₆H₁₂S
• Molecular Weight: 116.2245
• Mol File: 5952-75-0.mol
• Article Data: 2

Chemical Properties

• Boiling Point: 143°C at 760 mmHg
• Flash Point: 31.4°C
• Density: 0.851g/cm³
• Vapor Pressure: 6.82mmHg at 25°C
• Refractive Index: 1.46
• CAS DataBase Reference: 2-methyl-4-(methylsulfanyl)but-1-ene(CAS DataBase Reference)
• NIST Chemistry Reference: 2-methyl-4-(methylsulfanyl)but-1-ene(5952-75-0)
• EPA Substance Registry System: 2-methyl-4-(methylsulfanyl)but-1-ene(5952-75-0)

Safety Data

• Hazardous Substances Data: 5952-75-0(Hazardous Substances Data)

Usage

Description

2-methyl-4-(methylsulfanyl)but-1-ene, also known as 2-methyl-4-methylthiobutene, is a chemical compound characterized by the molecular formula C6H12S. It is a colorless liquid with a distinctive pungent odor, and its chemical structure features a butene backbone with a methyl group and a methylsulfanyl (or methylthio) group attached to the 4th carbon atom. Due to its flammable nature and potential hazards upon inhalation, ingestion, or skin contact, it requires careful handling and storage in well-ventilated areas.

Uses

Used in Flavoring Agents:
2-methyl-4-(methylsulfanyl)but-1-ene is utilized as a flavoring agent in the food industry, where its unique and pungent odor contributes to the enhancement of various food products' aroma and taste. Its application in this industry is primarily due to its ability to impart a distinct flavor profile to the products, making them more appealing to consumers.
Used in Chemical Synthesis:
In the chemical industry, 2-methyl-4-(methylsulfanyl)but-1-ene may also serve as a starting material or intermediate in the synthesis of other organic compounds. Its chemical reactivity, stemming from the presence of the butene backbone and the methylsulfanyl group, allows it to participate in various chemical reactions, leading to the formation of a wide range of products with diverse applications.
Used in Fragrance Industry:
2-methyl-4-(methylsulfanyl)but-1-ene is employed as a component in the creation of fragrances and perfumes. Its strong and distinctive odor makes it a valuable addition to the formulation of various scented products, such as perfumes, colognes, and other personal care items. Its use in this industry is driven by its ability to provide a unique and long-lasting scent that can be appreciated by consumers.
Used in Pharmaceutical Industry:
Although not explicitly mentioned in the provided materials, 2-methyl-4-(methylsulfanyl)but-1-ene may also find applications in the pharmaceutical industry. Given its chemical structure and reactivity, it could potentially be used as a building block for the synthesis of various pharmaceutical compounds or as a component in drug formulations, depending on its bioactivity and safety profile.

Upstream product

• 473330-05-1 S-(3-methylbut-3-en-1-yl) ethanethioate 
• 473330-16-4 3-thia-6-methyl-6-heptenoic acid 
• 80352-66-5 4-mesyloxy-2-methylbutene 
• 74-88-4 methyl iodide 
• 473330-18-6 (3-methyl-but-3-enylsulfanyl)-acetic acid 2-thioxo-2H-pyridin-1-yl ester 
• 473330-09-5 1-phenylselenyl-2-thia-5-methyl-5-hexene 
• 763-32-6 2-methyl-1-buten-4-ol 

Relevant articles and documents

Regioselectivity of ring closure of 2-thia- and 2-sulfonyl-5-methyl-5-hexenyl radicals

(matrix presented) Ring closure of the α-substituted radicals 4 (X = S, SO2) is observed to be irreversible and to lead to significant amounts of the product of 6-endo cyclization. Indeed, reduction of the sulfonyl-based radical 4 (X = SO2