Lithium 5-methylthiophen-2-ide

Base Information

• Chemical Name: Lithium 5-methylthiophen-2-ide
• CAS No.: 63762-42-5
• Molecular Formula: C5H5LiS
• Molecular Weight: 104.102
• DSSTox Substance ID: DTXSID40512293
• Mol file: 63762-42-5.mol

Synonyms:63762-42-5;Lithium 5-methylthiophen-2-ide;5-Methyl-2-thienyllithium;SCHEMBL6238063;DTXSID40512293

Chemical Property of Lithium 5-methylthiophen-2-ide

Chemical Property:

• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 104.02719977
• Heavy Atom Count: 7
• Complexity: 105

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: [Li+].CC1=CC=[C-]S1

Technology Process of Lithium 5-methylthiophen-2-ide

There total 1 articles about Lithium 5-methylthiophen-2-ide which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

C10H10IS2(1-)*Li(1+) → 2-iodo-5-methylthiophene (16494-36-3) + 2-lithio-5-methylthiophene (63762-42-5)

Guidance literature:

In tetrahydrofuran; diethyl ether; at -102 ℃; Further Variations:; Temperatures; Equilibrium constant;

DOI:10.1139/v05-173

Reference yield: 91.0%

N-methoxy-N-methyl-3-phenyl-2-propynamide (132960-13-5) + 2-lithio-5-methylthiophene (63762-42-5) → 1-(5-methylthiophen-2-yl)-3-phenylprop-2-yn-1-one (132960-16-8)

Guidance literature:

In tetrahydrofuran; at -78 ℃; for 0.5h;

DOI:10.1021/jo00008a057

Reference yield: 64.0%

2-lithio-5-methylthiophene (63762-42-5) + (tert-Butylethynyl)(2-methylphenyl)iodonium Tosylate (92543-63-0) → (2-Methylphenyl)(5-methyl-2-thienyl)iodonium Tosylate (91228-56-7)

Guidance literature:

In diethyl ether; hexane; at 0 ℃; for 1h;

DOI:10.1021/jo00198a023

Downstream raw materials:

2-(5-methylthiophene-2-yl)pyridine

N-methoxy-N,5-dimethylthiophene-2-carboxamide

bis(5-methylthiophene-2-yl) ketone

1-(5-methylthiophen-2-yl)-3-phenylprop-2-yn-1-one