Examples of 'is t-butyl' in a sentence
Meaning of "is t-butyl"
This phrase is commonly used in organic chemistry to indicate a specific structural group or compound that contains a tert-butyl group, which consists of three methyl groups attached to a central carbon atom
How to use "is t-butyl" in a sentence
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is t-butyl
A preferred free radical initiator is t-butyl hydroperoxide.
If the substituent is t-butyl nitroxide no metal complexes are formed.
The most preferred protecting group is t-butyl.
For example when P1 is t-butyl preferred reaction conditions comprise trifluoroacetic acid or hydrochloric acid.
A particularly preferred curing agent is t-butyl perbenzoate.
For example, Rph is t-butyl or substituted n-propyl.
A specific example of an unsuitable monomer type is t-butyl styrene.
Preferred is t-butyl acetate.
Advantageously said at least one second additive is t-butyl hydroperoxide.
In yet another preferred embodiment of the method set forth above, R2 is t-butyl.
The preferred substituent R is t-butyl and isopropyl.
The composition of claim 4 wherein the alkyl phenol is of the formula wherein R ⁴ is t-butyl.
The most preferred hydroperoxide is t-butyl hydroperoxide.
Use according to claim 11 wherein the ligand is of the specified formula and E is t-butyl.
Most preferably, the hydroperoxide is t-butyl hydroperoxide.
See also
Preferred branched alkanyl Z include t-butyl, isopropyl, neopentyl ; most preferred is t-butyl.
Starting alcohol is t-butyl ester.
A substance according to any preceding claim wherein R2 is t-butyl.
Preferably each I is t-butyl or benzyl.
The compound of claim 2 in which R is t-butyl.
The method according to claim 3, wherein the oxidizing agent is t-butyl hydroperoxide or potassium persulfate.
Another aspect of the invention is a compound of formula I where R4 is t-butyl.
The compound of claim 5 wherein R is t-butyl and R ′ is methyl.
The compound of claim 20 or a pharmaceutically acceptable salt or solvate thereof, wherein R3 is t-butyl.
In one preferred embodiment, R is t-butyl or methyl.
It is also an embodiment of the present invention that R6 is t-butyl.
An example of such an alkylating agent is t-butyl chloroacetate.
According to the invention, the preferred meaning for R1 is t-butyl.
The process of Claim 12 wherein the hydroperoxide is t-butyl hydrogen peroxide.
It is furthermore preferred that both Y are methyl, and Z is t-butyl.
A composition according to claim 1 in which R3 is t-butyl and R4 is hydrogen.
A graft polymer according to claim 5 wherein R ² is t-butyl.
Complexes according to claim 1 wherein R1 is t-butyl and R2 is oleyl.
It is also preferred that Y are methyl, and Z is t-butyl.
Conveniently said at least one second additive is t-butyl hydroperoxide.
The compound of formula I according to any one of claims 1 to 6, wherein R3 is t-butyl.
Preferably said at least one second additive is t-butyl hydroperoxide.
The method according to either of claims 1 or 6, wherein R is t-butyl.
The process of claim 1 wherein the organic hydroperoxide is t-butyl hydroperoxide.
The process according to Claim 6 wherein R is t-butyl.
Particularly useful for the purpose of this invention is t-butyl hydroperoxide.
In an aspect of the preceding embodiment, R6A is t-butyl.
A method in accordance with Claim 1 wherein said acetoacetate is t-butyl pivaloyl acetate.
A compound or salt according to claim 1 wherein R1 is t-butyl.
A method in accordance with Claim 1 wherein aid acetoacetate is t-butyl acetoacetate.
The compound or salt according to claim 1 wherein R1 is t-butyl.
A method in accordance with Claim 1 wherein said acetoacetate is t-butyl acetoacetate.
Catalyst ( H ) has the formula, where So is tetrahydrofuran and tBu is t-butyl.
A preferred lower alkyl nitrite for use in said method is t-butyl nitrite.
Catalyst (F) has the formula: where THF means tetrahydrofuran and tBu is t-butyl.
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Examples of using T-butyl
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The use of t-butyl alcohol as a solvent is mentioned
Examples of such groups are methyl and t-butyl
Two equivalents of potassium t-butyl hydroxide were added
