Examples of 'halogenating agents' in a sentence
Meaning of "halogenating agents"
halogenating agents: Chemical compounds used to introduce halogen atoms (such as chlorine, fluorine, bromine, iodine) into organic compounds. These agents are often used in organic chemistry reactions
How to use "halogenating agents" in a sentence
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halogenating agents
A combination of halogenating agents may also be used.
Bromine and chlorine are preferred halogenating agents.
Suitable halogenating agents include bromine.
Chlorides are the preferred halogenating agents.
Suitable halogenating agents are described above.
The latter act as both reducing agents and halogenating agents.
Examples of halogenating agents include phosphorusoxychloride.
Fluorine and chlorine are more electrophilic and are more aggressive halogenating agents.
The halogenating agents can be employed singly or in combination.
The halogenating agent can be selected from a wide range of known halogenating agents.
Suitable halogenating agents are phosphorous trichloride or thionyl chloride.
The halogenation reaction is conducted in a suitable solvent under the presence of halogenating agents.
Halogenating agents commonly used in organic synthesis can be used.
Solvents which react with the halogenating agents such as toluene should be avoided.
The halogenating agents may be present in a single solvent or in a mixture of solvents.
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The triaryl phosphite-halogen complexes of the present invention are potent halogenating agents.
The preferred halogenating agents are chlorine and sulfuryl chloride.
As the reducer, may be used the known powerful reducers for iodine and halogenating agents.
These halogenating agents are used singly or in at least two of them.
This reaction is conducted with any of a variety of halogenating agents preferably N-bromosuccinimide.
Exemplary halogenating agents include hydrogen bromide and hydrogen chloride.
In regard to ( v ), halogenation is carried out with conventional halogenating agents.
Halogenating agents are known in the general prior art for many reactions.
Particularly preferred halogenating agents are TiCl4 and SiCl4.
Halogenating agents are known from the general prior art for many reactions.
Examples of the halogenating agent are known halogenating agents such as SOCi ₂, PCl ₅ or POCi ₃.
Other suitable halogenating agents include phenylphosphinic dichloride and phosphorus trichloride.
The halogenating agent may be any halogenating agents used for Step ( d ).
Usual halogenating agents for the hydroxyl group are usable without any particular limitations.
The halogenating agent may be any halogenating agents used in the Step ( d ).
Preferred halogenating agents which may be used include thionyl chloride and oxalyl chloride.
In step ( a ), generally known halogenating agents are employed.
Such basic halogenating agents are generally the product of a reaction of a halogenating agent with a base.
Examples of water removing and halogenating agents are POCl3, PCl5 or SOCl2, preferably POCl3.
Halogenating agents such as fluorinating, chlorinating or brominating agents are used.
A variety of acyl halogenating agents are known to one of ordinary skill in the art.
Halogenating agents that may be employed include bromine, chlorine, iodine, and the like.
Examples of the usable halogenating agents are phosphorus oxychloride, phosphorus pentachloride, etc.
The halogenating agents can be chosen from amongst halogen derivatives of phosphorus, in particular,.
Process ( o ), Preferred halogenating agents are chlorine, bromine and CuBr2.
Preferred halogenating agents are selected from bromine, phenyltrimethylammonium perbromide or pyridinium bromide perbromide.
Examples of such halogenating agents include, succinimides, such as NBS, NCS ; bromine.
Suitable halogenating agents include thionyl chloride, phosphorous pentachloride, phosphorous trichloride and phosphorous tribromide.
Suitable halogenating agents include NBS Baruah, et al.
Suitable halogenating agents include titanium tetrabromide, titanium tetrachloride or titanium trichloride, especially titanium tetrachloride.
From all such halogenating agents as mentioned above, tin tetrachloride is most preferred.
Examples of such halogenating agents include, thionyl chloride, oxalyl chloride, phosphorus pentachloride and phosphorus oxychloride.
Preferred halogenating agents include imides, and N-bromosuccinimide is more preferred.
Suitable halogenating agents of this reaction may include conventional ones such as N-halosuccinimide e . g.
Preferred halogenating agents are for example sulfuryl chloride, bromine and N-halo-succinimide.
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Examples of using Halogenating
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A combination of halogenating agents may also be used
An organoaluminium halide or organoboron halide halogenating agent
The preferred halogenating agent is phosphorus oxychloride
Examples of using Agents
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