Examples of 'are halogen' in a sentence
Meaning of "are halogen"
Halogen - a group of non-metallic elements including fluorine, chlorine, bromine, iodine, and astatine. Halogens are known for their high reactivity
How to use "are halogen" in a sentence
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are halogen
Preferred are halogen solvents and more preferred is dichloromethane.
Most headlights used in modern vehicles are halogen bulbs.
Preferred are halogen comprising lipid materials.
Particularly preferred substituents are halogen atoms.
Those are halogen.
Another preferred group of R substituents are halogen atoms.
Preferred are halogen anions, particularly chloride.
The most commonly used biocides are halogen containing compounds.
In one more preferred embodiment, these two substituents are halogen.
Preferably both substituents are halogen more particularly, fluorine and chlorine.
A method according to claim 1 characterized in that said salts are halogen containing salts.
Particularly preferred are halogen atoms, with chlorine atoms being most preferred.
The counterions of these cationic surfactants are halogen ions and the like.
Typical examples are halogen molecules, azo compounds, and organic and inorganic peroxides.
The titanium compound and the zirconium compound are halogen containing compounds.
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Substituents on the alkyl are halogen or hydroxy which may be substituted by a hydroxy-protecting group.
Preferred optional substituents for Ar1 are halogen.
Examples of oxo-halogen acid salts are halogen acid salts or perhalogen acid salts.
Particularly preferred substituents on the A2 phenyl are halogen.
Also preferred are halogen salts of alkali metals, such as potassium iodide and potassium bromide.
Preferably, the reactive atoms and / or functional groups are halogen atoms and any acidic leaving groups.
When Z and / or Y are halogen preferably they are fluorine or chlorine.
Preferred substituents on said ring fused to R1 are halogen and more preferably fluorine.
Why are halogen bulbs being banned?
Examples of leaving groups are halogen radicals e . g Br.
A compound according to claim 17 wherein both substituents are halogen.
In still a further embodiment, two Ra are halogen and each remaining Ra is hydrogen.
Preferred optional substituents for R6 are halogen.
More preferred groups of formula E are halogen atoms and triflate, tosylate and mesylate groups.
The process according to claim 8, wherein some of the R4 substituents are halogen atoms.
Most preferred are halogen atoms, in particular, chlorine atom.
Currently, the most common types of fog lights are halogen bulbs and led bulb ( LEDs ).
More preferred are halogen atom, alkyl, alkoxy and acyloxy.
The insulating gases are preferably non-toxic, non flammable and are halogen ( particularly chlorine ) free.
Particularly preferred are halogen ( in particular, fluorine or chlorine ) and hydroxyl substitution.
Those are not . Those are halogen.
Preferred leaving groups are halogen atoms such as bromo, fluoro and chloro, more preferably, chloro.
One embodiment of the invention are compounds, wherein R3 and R6 are halogen.
Among these, particularly preferred are halogen atoms, in particular, chlorine atom.
And X8 are halogen atoms selected from chlorine, bromine or iodine, and.
Also, in the case that these substituent groups are halogen atoms, 1 to 5 substitutes are preferred.
When R1 is an optionally substituted C1-6 aliphatic group, the most preferred optional substituents are halogen.
Preferred substituents on the vinyl group are halogen radicals, such as, for example, chloride.
A compound according to claim 11 or claim 12 wherein both substituents are halogen.
The lamps 21 in the present embodiment are halogen lamps, but not limited thereto.
A compound according to claim 1, wherein R1 and R2 are halogen.
As the acceptor materials, there are halogen compounds, cyanide compounds, nitro compounds, etc.
In a preferred embodiment, k is 2 and R5 are halogen atoms.
The light bulbs to purchase are halogen PAR20 bulb, in the base diameter 26mm.
For aryl to aryl coupling, the preferred R1 and R2 are halogen groups, such as bromine.
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Examples of using Halogen
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W quartz halogen lamp if used without a filter
Replacing flash tubes and halogen lamps
W quartz halogen lamp if a green filter is used
