Examples of 'is tert' in a sentence
Meaning of "is tert"
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is tert
A preferred alkyl group is tert butyl.
A preferred alkyl group is tert butyl ; a preferred aralkyl group is benzyl.
In a specific embodiment the solvent is tert - amyl alcohol.
Where R9 is tert - butyl, the ester may be dealkylated by treatment with trifluoroacetic acid.
This is tert.
In another embodiment, the solvent used in the processes described herein is tert - butanol.
A preferred oxidant is tert - butyl hydroperoxide.
For the conversion of a compound of type II wherein R4 is tert.
The most preferred protecting group is tert - butyldimethylsilyl.
T-BHP is tert - butyl hydroperoxide and SFS is sodium formaldehyde sulfoxylate.
A suitable protecting group is tert - butoxycarbonyl.
In one embodiment, R is tert - butyl, and step 1.a occurs in the presence of trifluoroacetic acid.
In a fifth embodiment of the second aspect PG is tert - butoxycarbonyl.
In some embodiments, Rr is tert - butoxycarbonyl or triphenylmethyl.
In an eighth embodiment of the first aspect PG is tert - butoxycarbonyl.
See also
In preferred embodiments, R is tert - butyloxycarbonyl and the alkylation step employs 1,3-dichloropropene.
The compound of claim 1 wherein R is tert butyl.
In one embodiment, R is tert - butyl, and step 1.i occurs in the presence of hydrochloric acid.
In certain embodiments, the solvent is tert - butanol.
Most preferably R2 is tert - butyl carbamate, to provide a N - tert - butoxycarbonyl.
In a particular embodiment, the solvent used is tert - butanol.
In certain preferred embodiments, Rr is tert - butoxycarbonyl or triphenylmethyl.
In another embodiment, the branched alkyl functional group is tert - butyl.
A more preferred Grignard reagent is tert - butyl magnesium chloride.
In a preferred embodiment of the process of the invention R4 is tert - butyl.
Preferably, the protective group is tert - butoxycarbonyl or formyl.
In other embodiments according to Formula IV or IVa, R6 is tert - butyl.
The process of claim 9 wherein PG is tert - butoxycarbonyl.
The compound of Claim 23, wherein Rx and Ry are methyl ; and Rz is tert - butyl.
A process according to claim 1 wherein Ra is tert - butyldimethylsilyl.
In another embodiment of the present invention, R8 is methyl and R9 is tert - butyl.
A particular example of Pg1 is tert - butoxycarbonyl.
The process of claim 1, wherein the alcoholic solvent is tert - butanol.
In one aspect, Ra is tert - butyl.
The lyophilized composition of claim 9, wherein the alcohol is tert - butanol.
In some embodiments, the processing agent is tert - butyl alcohol.
In a particular embodiment of Scheme 1, the solvent used is tert - butanol.
In certain aspects, the tertiary alcohol is tert - amyl alcohol.
In another embodiment of the present invention, R6 is tert - butyl.
In a particular aspect, the tertiary alcohol is tert - amyl alcohol.
A process for the manufacture of enantiomerically pure compound of formula ( I ' ) wherein P is tert - butoxycarbonyl ;.
In certain embodiments, the tertiary alcohol is tert - amyl alcohol.
In another embodiment, R2 is unsubstituted phenyl and R3 is tert - butyl.
In a particular embodiment, the tertiary alcohol is tert - amyl alcohol.
A method according to Claim 9, wherein the amine is tert - butylamine.
A preferred acid labile amine protecting group is tert - butoxycarbonyl ( BOC ).
A preferred protecting group being hydrolizable under acidic conditions is tert - butyloxycarbonyl ( Boc ).
The process of claims 1 to 7, wherein said Grignard reagent is tert - butyl magnesium chloride.
Another specific value for R3 is tert - butyl.
The method of claim 3, wherein the alcohol is tert - butanol.
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Examples of using Tert
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Use is made of an organic phase constituted by tert
Highly preferred groups are tert butyl or isopropyl groups
Dissolving the residue in tert
