elvitegravir and its Impurities
Elvitegravir is always used in combination with other HIV medicines. Elvitegravir is an integrase inhibitor. Elvitegravir as a single pill formulation under the trade name Vitekta. Reference standards of Elvitegravir API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


(S)-6-(3-Chloro-2-fluoro-4-hydroxybenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
(S)-6-(3-Chloro-2-fluoro-4-hydroxybenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Catalogue No.:PA 32 0301000
CAS :
870648-10-5
Molecular Formula : C23H23ClFNO6
Molecular Weight : 463.89


(2S,3S,4S,5R,6S)-6-((6-(3-Chloro-2-fluorobenzyl)-1-((S)-1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carbonyl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid
(2S,3S,4S,5R,6S)-6-((6-(3-Chloro-2-fluorobenzyl)-1-((S)-1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carbonyl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid
Catalogue No.:PA 32 0301001
CAS :
870649-25-5
Molecular Formula : C29H31ClFNO11
Molecular Weight : 624.01


Ethyl (S)-6-(3-chloro-2-fluorobenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Ethyl (S)-6-(3-chloro-2-fluorobenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Catalogue No.:PA 32 0301008
CAS :
949465-91-2
Molecular Formula : C25H27ClFNO5
Molecular Weight : 475.94


Ethyl 6-(3-chloro-2-fluorobenzyl)-1-(2-hydroxyethyl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Ethyl 6-(3-chloro-2-fluorobenzyl)-1-(2-hydroxyethyl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Catalogue No.:PA 32 0301015
CAS :
NA
Molecular Formula : C22H21ClFNO5
Molecular Weight : 433.86


Ethyl (S)-6-(3-chloro-2-fluorobenzyl)-1-(1-hydroxypropan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Ethyl (S)-6-(3-chloro-2-fluorobenzyl)-1-(1-hydroxypropan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Catalogue No.:PA 32 0301016
CAS :
NA
Molecular Formula : C23H23ClFNO5
Molecular Weight : 447.89


Ethyl (S)-6-(2-fluorobenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Ethyl (S)-6-(2-fluorobenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Catalogue No.:PA 32 0301017
CAS :
NA
Molecular Formula : C25H28FNO5
Molecular Weight : 441.5


Ethyl (S)-6-(2,3-difluorobenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Ethyl (S)-6-(2,3-difluorobenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Catalogue No.:PA 32 0301018
CAS :
NA
Molecular Formula : C25H27F2NO5
Molecular Weight : 459.49


Methyl (S)-6-(3-chloro-2-fluorobenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Methyl (S)-6-(3-chloro-2-fluorobenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Catalogue No.:PA 32 0301019
CAS :
1350172-03-0
Molecular Formula : C24H25ClFNO5
Molecular Weight : 461.91


Ethyl (S)-6-(3-chloro-2-fluorobenzyl)-1-(1-hydroxy-4-methylpentan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Ethyl (S)-6-(3-chloro-2-fluorobenzyl)-1-(1-hydroxy-4-methylpentan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Catalogue No.:PA 32 0301020
CAS :
NA
Molecular Formula : C26H29ClFNO5
Molecular Weight : 489.97


Ethyl (S)-6-(3-chloro-2-fluorobenzyl)-7-methoxy-1-(3-methyl-1-((trimethylsilyl)oxy)butan-2-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate
Ethyl (S)-6-(3-chloro-2-fluorobenzyl)-7-methoxy-1-(3-methyl-1-((trimethylsilyl)oxy)butan-2-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate
Catalogue No.:PA 32 0301022
CAS :
NA
Molecular Formula : C28H35ClFNO5Si
Molecular Weight : 548.12


Vinyl (Z)-2-(5-(3-chloro-2-fluorobenzyl)-2,4-difluorobenzoyl)-3-((1-hydroxy-3-methylbut-2-en-2-yl)(nitroso)amino)acrylate
Vinyl (Z)-2-(5-(3-chloro-2-fluorobenzyl)-2,4-difluorobenzoyl)-3-((1-hydroxy-3-methylbut-2-en-2-yl)(nitroso)amino)acrylate
Catalogue No.:PA 32 0301023
CAS :
NA
Molecular Formula : C24H20ClF3N2O5
Molecular Weight : 508.88


(S)-6-(3-Chloro-2-methoxybenzyl)-7-fluoro-1-(1-hydroxy-3-methylbutan-2-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid
(S)-6-(3-Chloro-2-methoxybenzyl)-7-fluoro-1-(1-hydroxy-3-methylbutan-2-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid
Catalogue No.:PA 32 0301024
CAS :
NA
Molecular Formula : C23H23ClFNO5
Molecular Weight : 447.89


(S)-6-(3-Chloro-2-methoxybenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid
(S)-6-(3-Chloro-2-methoxybenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid
Catalogue No.:PA 32 0301025
CAS :
NA
Molecular Formula : C24H26ClNO6
Molecular Weight : 459.92


(S)-6-(3-Chloro-2-fluorobenzyl)-1-(1-hydroxypropan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
(S)-6-(3-Chloro-2-fluorobenzyl)-1-(1-hydroxypropan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Catalogue No.:PA 32 0301026
CAS :
697761-63-0
Molecular Formula : C21H19ClFNO5
Molecular Weight : 419.83


(S)-6-(2-Fluorobenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
(S)-6-(2-Fluorobenzyl)-1-(1-hydroxy-3-methylbutan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Catalogue No.:PA 32 0301027
CAS :
2055025-82-4
Molecular Formula : C23H24FNO5
Molecular Weight : 413.45


(S)-6-(3-Chloro-2-fluorobenzyl)-1-(1-hydroxy-4-methylpentan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
(S)-6-(3-Chloro-2-fluorobenzyl)-1-(1-hydroxy-4-methylpentan-2-yl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Catalogue No.:PA 32 0301028
CAS :
1534364-53-8
Molecular Formula : C24H25ClFNO5
Molecular Weight : 461.91


1-((S)-1-((3-Carboxy-6-(3-chloro-2-fluorobenzyl)-1-((S)-1-hydroxy-3-methylbutan-2-yl)-4-oxo-1,4-dihydroquinolin-7-yl)oxy)-3-methylbutan-2-yl)-6-(3-chloro-2-fluorobenzyl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
1-((S)-1-((3-Carboxy-6-(3-chloro-2-fluorobenzyl)-1-((S)-1-hydroxy-3-methylbutan-2-yl)-4-oxo-1,4-dihydroquinolin-7-yl)oxy)-3-methylbutan-2-yl)-6-(3-chloro-2-fluorobenzyl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Catalogue No.:PA 32 0301029
CAS :
938468-38-3
Molecular Formula : C45H42Cl2F2N2O9
Molecular Weight : 863.73


Ethyl (S,Z)-2-(5-bromo-2,4-difluorobenzoyl)-3-((1-hydroxy-3-methylbutan-2-yl)(nitroso)amino)acrylate
Ethyl (S,Z)-2-(5-bromo-2,4-difluorobenzoyl)-3-((1-hydroxy-3-methylbutan-2-yl)(nitroso)amino)acrylate
Catalogue No.:PA 32 0301037
CAS :
NA
Molecular Formula : C17H19BrF2N2O5
Molecular Weight : 449.25