Examples of 'thiophenes' in a sentence
Meaning of "thiophenes"
thiophenes (noun) - Thiophenes are a group of organic compounds consisting of a five-membered ring with four carbon atoms and one sulfur atom
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- plural of thiophene
How to use "thiophenes" in a sentence
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thiophenes
Chromophores such as alkoxylated thiophenes are used.
Thiophenes undergo hydrogenolysis to form hydrocarbons and hydrogen sulfide.
Hydrogen sulfide is used in the manufacture of sodium sulfide and thiophenes.
Thiophenes to be used for the above oxidation reaction can be prepared as follows.
For instance mercaptans are much more easily desulfurized than thiophenes.
The present invention relates to thiophenes substituted by a group containing at least one fluorine atom.
This sulfur molecule is chosen as light naphtha feedstock typically contains mercaptans and thiophenes.
Polysulfides and thiophenes enter whiskey through the distillation process and contribute to its roasted flavor.
In general the observed substituent effects in the isothiazoles and thiophenes closely parallel one another.
Benzothiophenes are midway between the simple thiophenes and dibenzothiophenes in their susceptibility to HDS.
Electrochemical oxidation and polymerization of beeta-substitued thiophenes.
Ortho-amino acyl thiophenes are possible starting material allowing to reach the thienopyridine structure.
Attempted retro Diels-Alder reactions of the thiophenes were unsuccessful.
The pyrazines, thiazoles and thiophenes content was very much affected by the reaction conditions.
In general sulfur impurities are present in feedstocks as sulfides, mercaptans or thiophenes.
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Among the sulfur-containing aromatic compounds, thiophenes and benzothiophenes are relatively easy to hydrodesulfurize.
Mono-azo dyes containing a hetrocyclic ring are particularly preferred, such as thiophenes.
The sulfur compounds include thiophenes and polysulfides which seem to contribute to whiskey 's roasted character.
Petroleum feedstocks normally contain organic sulfur compounds, such as mercaptans, sulfides and thiophenes.
The bottoms will still contain the sulfides, thiophenes and other heterocyclic organic sulfur compounds.
Subsequent treatment with ethyl mercaptoacetate and sodium ethoxide effected cyclization to generate substituted thiophenes ( C ).
Alkynyl substituted thiophenes with anti - Flaviviridae virus activity have been disclosed by Chan.
Heteroatom species include, for example, mercaptans and thiophenes.
The preferred precursor thiophenes have the formula, where X and Y are defined above.
Non-limiting examples of sulfur-containing compounds include sulfides, mercaptans and thiophenes.
Thirty-two 2-amino thiophenes indole derivatives were studied by our research group.
The studied sulfur compound classes were the following, aromatic / saturated sulfur, aliphatic sulfides, thiophenes and sulfoxides.
Disubstituted thiophenes and " Donor-Acceptor " bithiophenes were synthesized and then polymerized.
The ink composition of claim 3, wherein aromatic rings Ar1 and Ar2 are thiophenes.
A similar protocol was used to prepare thiophenes 3 using dialkyldichalcogenides, fecl3 and iodine as additive.
The optoelectronic device of claim 5, wherein aromatic rings Ar1 and Ar2 are thiophenes.
Reduction of the beta-nitrovinyl-2 or -3 thiophenes by the double hydride of lithium and aluminium S.
