3-Bromo-5-methyl-2-(phenylethynyl)thiophene

Base Information

Chemical Name:3-Bromo-5-methyl-2-(phenylethynyl)thiophene
CAS No.:89556-11-6
Molecular Formula:C13H9BrS
Molecular Weight:277.184
Hs Code.:
DSSTox Substance ID:DTXSID70524268
Wikidata:Q82391003

Synonyms:89556-11-6;3-Bromo-5-methyl-2-(phenylethynyl)thiophene;DTXSID70524268

Suppliers and Price of 3-Bromo-5-methyl-2-(phenylethynyl)thiophene

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

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Total 0 raw suppliers

Chemical Property of 3-Bromo-5-methyl-2-(phenylethynyl)thiophene

Chemical Property:

XLogP3:4.7
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:1
Rotatable Bond Count:2
Exact Mass:275.96083
Heavy Atom Count:15
Complexity:269

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:CC1=CC(=C(S1)C#CC2=CC=CC=C2)Br

Technology Process of 3-Bromo-5-methyl-2-(phenylethynyl)thiophene

There total 2 articles about 3-Bromo-5-methyl-2-(phenylethynyl)thiophene 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: 70.0%

: 89556-08-1
3-bromo-2-iodo-5-methylthiophene

: 13984-49-1
(phenylethynyl)zinc chloride

: 89556-11-6
3-bromo-5-methyl-2-(phenylethynyl)thiophene

Guidance literature:: palladium diacetate; triphenylphosphine; for 20h;
DOI:10.1021/jo00185a039

Reference yield:

: 29421-92-9
4-bromo-2-methylthiophene

: 89556-11-6
3-bromo-5-methyl-2-(phenylethynyl)thiophene

Guidance literature:: Multi-step reaction with 2 steps

1: 75 percent / HIO₃/I₂/H₂SO₄ / acetic acid; H₂O; CCl₄ / 2 h / 40 °C

2: 70 percent / Pd(OAc)2, PPh₃ / 20 h

With sulfuric acid; iodine; iodic acid; palladium diacetate; triphenylphosphine; In tetrachloromethane; water; acetic acid;
DOI:10.1021/jo00185a039