Losartan

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Losartan API Reference standards and its EP Impurities, USP Impurities, non pharmacopeial Impurities, listed below & also offered custom synthesis for unknown Impurities. If require any contact info@drjcrbio.com, sales@drjcrbio.com

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    Product Name : Losartan Impurity ;5-(4′-(Dibromomethyl)-[1,1′-biphenyl]-2-yl)-1-trityl-1H-tetrazole |358685-13-9

    Code: JCLOS-33
    CAS: 358685-13-9
    Chemical Formula: C33H24Br2N4
    Molecular Weight: 636.38
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Impurity ;5-(4'-(Dibromomethyl)-[1,1'-biphenyl]-2-yl)-1-trityl-1H-tetrazole |358685-13-9  is useful as reference Impurity standard.
    Losartan Impurity ;5-(4'-(Dibromomethyl)-[1,1'-biphenyl]-2-yl)-1-trityl-1H-tetrazole  |358685-13-9
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    Product Name : 5-(4′-(Bromomethyl)-[1,1′-biphenyl]-2-yl)-2H-tetrazole ;5-(4′-(Bromomethyl)-[1,1′-biphenyl]-2-yl)-1H-tetrazole |138402-33-2

    Code: JCLOS-32
    CAS: 138402-33-2
    Chemical Formula: C14H11BrN4
    Molecular Weight: 315.17
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 5-(4'-(Bromomethyl)-[1,1'-biphenyl]-2-yl)-2H-tetrazole ;5-(4'-(Bromomethyl)-[1,1'-biphenyl]-2-yl)-1H-tetrazole |138402-33-2 is useful as reference Impurity standard.
    5-(4'-(Bromomethyl)-[1,1'-biphenyl]-2-yl)-2H-tetrazole ;5-(4'-(Bromomethyl)-[1,1'-biphenyl]-2-yl)-1H-tetrazole |138402-33-2
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    Product Name : 4′-((5-(azidomethyl )-2 butyl -4 chloro- 1H – imidazole – 1yl)-[1,1 biphenyl]-2-carboxiamide

    Code: JCLOS-31
    CAS: NA
    Chemical Formula: C22H33CIN6O
    Molecular Weight: 422.16
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 4'-((5-(azidomethyl )-2 butyl -4 chloro- 1H - imidazole - 1yl)-[1,1 biphenyl]-2-carboxiamide is useful as reference Impurity standard.
    4'-((5-(azidomethyl )-2 butyl -4 chloro- 1H - imidazole - 1yl)-[1,1 biphenyl]-2-carboxiamide
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    Product Name : 4′-((5-(azidomethyl)-2-butyl-4-chloro-1H-imidazol-1-yl)methyl)-[1,1′-biphenyl]-2-carboxylic acid

    Code: JCLOS-30
    CAS: NA
    Chemical Formula: C22H22CIN5O2
    Molecular Weight: 423.9
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 4'-((5-(azidomethyl)-2-butyl-4-chloro-1H-imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-carboxylic acid  is useful as reference Impurity standard.
    4'-((5-(azidomethyl)-2-butyl-4-chloro-1H-imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-carboxylic acid
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    Product Name : 4′-((5-(azidomethyl)-2-butyl-4-chloro-1H-imidazol-1-yl)methyl)-[1,1′-biphenyl]-2-carbonitrile

    Code: JCLOS-29
    CAS: NA
    Chemical Formula: C22H21ClN6
    Molecular Weight: 404.90
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 4'-((5-(azidomethyl)-2-butyl-4-chloro-1H-imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-carbonitrile  is useful as reference Impurity standard.
    4'-((5-(azidomethyl)-2-butyl-4-chloro-1H-imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-carbonitrile
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    Product Name : Losartan potassium working standard ;2-Butyl-4-chloro-1-{[2′-(1H-tetrazol-5-yl)(1,1′-biphenyl)-4-yl]methyl}-1H-imidazole-5-methanol monopotassium salt, Losartan potassium |124750-99-8

    Code: JCLOS-28
    CAS: 124750-99-8
    Chemical Formula: C22H22ClKN6O 
    Molecular Weight:  461.01
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan potassium working standard ;2-Butyl-4-chloro-1-{[2′-(1H-tetrazol-5-yl)(1,1′-biphenyl)-4-yl]methyl}-1H-imidazole-5-methanol monopotassium salt, Losartan potassium |124750-99-8  is useful as reference Impurity standard.
    Losartan potassium working standard ;2-Butyl-4-chloro-1-{[2′-(1H-tetrazol-5-yl)(1,1′-biphenyl)-4-yl]methyl}-1H-imidazole-5-methanol monopotassium salt, Losartan potassium   |124750-99-8
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    Product Name : 4-(azidomethyl)-2-butyl-5-chloro-1H-imidazole ; 4-(azidomethyl)-2-butyl-5-chloro-1H-imidazole |2353190-33-5

    Code: JCLOS-25
    CAS: 2353190-33-5
    Chemical Formula: C8H12ClN5
    Molecular Weight: 213.67
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 4-(azidomethyl)-2-butyl-5-chloro-1H-imidazole ; 4-(azidomethyl)-2-butyl-5-chloro-1H-imidazole;2353190-33-5 is useful as reference Impurity standard.
    4-(azidomethyl)-2-butyl-5-chloro-1H-imidazole ; 4-(azidomethyl)-2-butyl-5-chloro-1H-imidazole  |2353190-33-5
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    Product Name : Losartan trityl azide Impurity; 5-(4′-((5-(azidomethyl)-2-butyl-4-chloro-1H-imidazol-1-yl)methyl)-[1,1′-biphenyl]-2-yl)-1-trityl-1H-tetrazole

    Code: JCLOS-26
    CAS: 
    Chemical Formula: C41H36ClN9
    Molecular Weight: 690.25
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan trityl azide Impurity; 5-(4'-((5-(azidomethyl)-2-butyl-4-chloro-1H-imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-yl)-1-trityl-1H-tetrazole  is useful as reference Impurity standard.
    Losartan trityl azide Impurity; 5-(4'-((5-(azidomethyl)-2-butyl-4-chloro-1H-imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-yl)-1-trityl-1H-tetrazole
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    Product Name : 2-Cyano-4′-methylbiphenyl ;4′-Methyl-[1,1′-biphenyl]-2-carbonitrile | 114772-53-1

    Code: JCLOS-27
    CAS: 114772-53-1
    Chemical Formula: C14H11N
    Molecular Weight: 193.24
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2-Cyano-4'-methylbiphenyl ;4'-Methyl-[1,1'-biphenyl]-2-carbonitrile | 114772-53-1  is useful as reference Impurity standard.
    2-Cyano-4'-methylbiphenyl ;4'-Methyl-[1,1'-biphenyl]-2-carbonitrile | 114772-53-1
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    Product Name : Losartan Azide impurity; Losartan Azide impurity; 2-butyl-4-chloro-5-(azidomethyl)-1-[(2′-(1H-tetrazol-5-yl)biphenyl-4yl)methyl]-1H-imidazole

    Code: JCLOS-24
    CAS: 727718-93-6
    Chemical Formula: C22H22ClN9
    Molecular Weight: 447.93
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Azide impurity; Losartan Azide impurity; 2-butyl-4-chloro-5-(azidomethyl)-1-[(2'-(1H-tetrazol-5-yl)biphenyl-4yl)methyl]-1H-imidazoleis useful as reference Impurity standard.
    Losartan Azide impurity;  Losartan Azide impurity; 2-butyl-4-chloro-5-(azidomethyl)-1-[(2'-(1H-tetrazol-5-yl)biphenyl-4yl)methyl]-1H-imidazole
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    Product Name : Losartan Amine Impurity, ; (1-((2′-(1H-tetrazol-5-yl)-[1,1′-biphenyl]-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methanamine | 141949-89-5

    Code:  JCLOS-23
    CAS: 141949-89-5
    Chemical Formula: C22H24ClN7
    Molecular Weight: 421.93
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Amine Impurity, ; (1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methanamine | 141949-89-5 is useful as reference Impurity standard.
    Losartan Amine Impurity, ; (1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methanamine | 141949-89-5
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    Product Name : Candesartan Trityl Methyl Ether Impurity ; Irbesartan Trityl Methyl Ether Impurity ; Losartan Trityl Methyl Ether Impurity ; Valsartan Trityl Methyl Ether Impurity ; Triphenylmethyl Methyl Ether ; Trityl Methyl Ether ;

    Code: JCLOS-22
    CAS:  596-31-6
    Chemical Formula: C20H18O
    Molecular Weight: 274.3
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Candesartan Trityl Methyl Ether Impurity ; Irbesartan Trityl Methyl Ether Impurity ; Losartan Trityl Methyl Ether Impurity ; Valsartan Trityl Methyl Ether Impurity ; Triphenylmethyl Methyl Ether ; Trityl Methyl Ether ; 596-31-6  is useful as reference Impurity standard
    Candesartan Trityl Methyl Ether Impurity ;    Irbesartan Trityl Methyl Ether Impurity ;  Losartan Trityl Methyl Ether Impurity ;  Valsartan Trityl Methyl Ether Impurity ;  Triphenylmethyl Methyl Ether ;   Trityl Methyl Ether ;
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    Product Name : N1-Triphenylmethyl Losartan ; N1-Trityl Losartan ; 2-Butyl-4-chloro-1-[[2′-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1′-biphenyl-4-yl]methyl]-1H-imidazole-5-methanol ; CAS # ;

    Code: JCLOS-21
    CAS: 124751-00-4
    Chemical Formula: C41H37ClN6O
    Molecular Weight: 665.23
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  N1-Triphenylmethyl Losartan ; N1-Trityl Losartan ; 2-Butyl-4-chloro-1-[[2'-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1'-biphenyl-4-yl]methyl]-1H-imidazole-5-methanol ; 124751-00-4  is useful as reference Impurity standard
    N1-Triphenylmethyl Losartan ;  N1-Trityl Losartan ;  2-Butyl-4-chloro-1-[[2'-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1'-biphenyl-4-yl]methyl]-1H-imidazole-5-methanol ;  CAS #  ;
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    Product Name : N1,O-Ditrityl Losartan ; 2-Butyl-4-chloro-1-[[2′-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1′-biphenyl-4-yl]methyl]-1H-imidazole-5-(trityloxy)methyl ether ; CAS # ; ;

    Code: JCLOS-20
    CAS: 1216554-14-1
    Chemical Formula: C60H51ClN6O
    Molecular Weight:907.54
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: N1,O-Ditrityl Losartan ; 2-Butyl-4-chloro-1-[[2'-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1'-biphenyl-4-yl]methyl]-1H-imidazole-5-(trityloxy)methyl ether ;  1216554-14-1  is useful as reference Impurity standard
    N1,O-Ditrityl Losartan ;  2-Butyl-4-chloro-1-[[2'-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1'-biphenyl-4-yl]methyl]-1H-imidazole-5-(trityloxy)methyl ether ;  CAS #  ;   ;
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    Product Name : Losartan Hydroxy N1-Trityl Impurity ; Candesartan Hydroxy N1-Trityl Impurity ; 5-(4′-(Hydroxymethyl)(1,1′-biphenyl)-2-yl)-1-trityl-1H-tetrazole ;

    Code: JCLOS-19
    CAS: NA
    Chemical Formula: C33H26N4O
    Molecular Weight: 494.59
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Hydroxy N1-Trityl Impurity ; Candesartan Hydroxy N1-Trityl Impurity ; 5-(4'-(Hydroxymethyl)(1,1'-biphenyl)-2-yl)-1-trityl-1H-tetrazole ;  is useful as reference Impurity standard
    Losartan Hydroxy N1-Trityl Impurity ;  Candesartan Hydroxy N1-Trityl Impurity ;  5-(4'-(Hydroxymethyl)(1,1'-biphenyl)-2-yl)-1-trityl-1H-tetrazole ;
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    Product Name : Losartan Carboxylic Acid;2-Butyl-4-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-5-formic acid ; Losartan Acid Metabolite

    Code: JCLOS-18
    CAS: 124750-92-1
    Chemical Formula: C22H21ClN6O2:
    Molecular Weight: 436.89
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Carboxylic Acid;2-Butyl-4-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-5-formic acid ; Losartan Acid Metabolite124750-92-1  is useful as reference Impurity standard
    Losartan Carboxylic Acid;2-Butyl-4-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-5-formic acid ;  Losartan Acid Metabolite
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    Product Name : Losartan Bromo N1-Trityl Impurity; Candesartan Bromo N1-Trityl Impurity ; Irbesartan Bromo N1-Trityl Impurity ; 5-(4′-(Bromomethyl)(1,1′-biphenyl)-2-yl)-1-trityl-1H-tetrazole ;

    Code: JCLOS-17
    CAS: 124750-51-2
    Chemical Formula: C33H25BrN4
    Molecular Weight: 557.48
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Bromo N1-Trityl Impurity; Candesartan Bromo N1-Trityl Impurity ; Irbesartan Bromo N1-Trityl Impurity ; 5-(4'-(Bromomethyl)(1,1'-biphenyl)-2-yl)-1-trityl-1H-tetrazole ;124750-51-2  is useful as reference Impurity standard
    Losartan Bromo N1-Trityl Impurity; Candesartan Bromo N1-Trityl Impurity ;  Irbesartan Bromo N1-Trityl Impurity ;  5-(4'-(Bromomethyl)(1,1'-biphenyl)-2-yl)-1-trityl-1H-tetrazole ;
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    Product Name : Losartan Aldehyde N1-Trityl Impurity ; 2-Butyl-4-chloro-1-[p-(1-(triphenylmethyl)-1H-tetrazol-5-ylphenyl)benzyl] imidazole-5-formaldehyde ;

    Code: JCLOS-16
    CAS: NA
    Chemical Formula: C41H35ClN6O
    Molecular Weight: 663.21
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Aldehyde N1-Trityl Impurity ; 2-Butyl-4-chloro-1-[p-(1-(triphenylmethyl)-1H-tetrazol-5-ylphenyl)benzyl] imidazole-5-formaldehyde ;  is useful as reference Impurity standard
    Losartan Aldehyde N1-Trityl Impurity ;  2-Butyl-4-chloro-1-[p-(1-(triphenylmethyl)-1H-tetrazol-5-ylphenyl)benzyl] imidazole-5-formaldehyde ;
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    Product Name : Losartan Acetyloxy N1-Trityl Impurity ; Candesartan Acetyloxy N1-Trityl Impurity ; Irbesartan Acetyloxy N1-Trityl Impurity ; 5-(4′-(Acetyloxymethyl)(1,1′-biphenyl)-2-yl)-1-trityl-1H-tetrazole ;

    Code:  JCLOS-15
    CAS: NA
    Chemical Formula: C35H28N4O2
    Molecular Weight:536.62
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Acetyloxy N1-Trityl Impurity ; Candesartan Acetyloxy N1-Trityl Impurity ; Irbesartan Acetyloxy N1-Trityl Impurity ; 5-(4'-(Acetyloxymethyl)(1,1'-biphenyl)-2-yl)-1-trityl-1H-tetrazole ;  is useful as reference Impurity standard
    Losartan Acetyloxy N1-Trityl Impurity ;  Candesartan Acetyloxy N1-Trityl Impurity ;  Irbesartan Acetyloxy N1-Trityl Impurity ;  5-(4'-(Acetyloxymethyl)(1,1'-biphenyl)-2-yl)-1-trityl-1H-tetrazole ;
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    Product Name : Losartan Acetyloxy Impurity ; Candesartan Acetyloxy Impurity ; 5-(4′-(Acetyloxymethyl)(1,1′-biphenyl)-2-yl)-1H-tetrazole

    Code: JCLOS-14
    CAS: 
    Chemical Formula: C16H14N4O2
    Molecular Weight:294.31
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:   Losartan Acetyloxy Impurity ; Candesartan Acetyloxy Impurity ; 5-(4'-(Acetyloxymethyl)(1,1'-biphenyl)-2-yl)-1H-tetrazole is useful as reference Impurity standard
    Losartan Acetyloxy Impurity ;  Candesartan Acetyloxy Impurity ;  5-(4'-(Acetyloxymethyl)(1,1'-biphenyl)-2-yl)-1H-tetrazole
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    Product Name : Losartan Impurity K ; Losartan RC C ; Losartan Aldehyde ; 2-Butyl-4-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-5-formaldehyde

    Code: JCLOS-13
    CAS:  114798-36-6
    Chemical Formula: C22H21ClN6O
    Molecular Weight:420.89
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Impurity K ; Losartan RC C ; Losartan Aldehyde ; 2-Butyl-4-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-5-formaldehyde 114798-36-6  is useful as reference Impurity standard
    Losartan Impurity K ;  Losartan RC C ;   Losartan Aldehyde ;  2-Butyl-4-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-5-formaldehyde
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    Product Name : Losartan EP Impurity J ; Losartan USP RC B ; O-Acetyl Losartan ; Losartan Acetate ; (2-Butyl-4-chloro-1-{[2′-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl}-1H-imidazol-5-yl)methyl acetate ;

    Code: JCLOS-12
    CAS: 1006062-27-6
    Chemical Formula:  C24H25ClN6O2
    Molecular Weight: 464.95
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan EP Impurity J ; Losartan USP RC B ; O-Acetyl Losartan ; Losartan Acetate ; (2-Butyl-4-chloro-1-{[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl}-1H-imidazol-5-yl)methyl acetate ;1006062-27-6   is useful as reference Impurity standard
    Losartan EP Impurity J ;  Losartan USP RC B ;   O-Acetyl Losartan ;  Losartan Acetate ;   (2-Butyl-4-chloro-1-{[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl}-1H-imidazol-5-yl)methyl acetate ;
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    Product Name : Losartan EP Impurity I ; O-Trityl Losartan ; Losartan Trityl Ether ; 5-[4′-[[2-Butyl-4-chloro-5-[(triphenyl methoxy)methyl]-1H-imidazol-1-yl]methyl] [1,1′-biphenyl]-2-yl]-2H-tetrazole ;

    Code:  JCLOS-11
    CAS: 1006062-28-7
    Chemical Formula:  C41H37ClN6O
    Molecular Weight: 665.23
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan EP Impurity I ; O-Trityl Losartan ; Losartan Trityl Ether ; 5-[4'-[[2-Butyl-4-chloro-5-[(triphenyl methoxy)methyl]-1H-imidazol-1-yl]methyl] [1,1'-biphenyl]-2-yl]-2H-tetrazole ;1006062-28-7  is useful as reference Impurity standard
    Losartan EP Impurity I ;  O-Trityl Losartan ;   Losartan Trityl Ether ;  5-[4'-[[2-Butyl-4-chloro-5-[(triphenyl methoxy)methyl]-1H-imidazol-1-yl]methyl] [1,1'-biphenyl]-2-yl]-2H-tetrazole ;
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    Product Name : Losartan Impurity H; Losartan N2-Trityl Impurity ; N2-Trityl Losartan ; 2-Butyl-4-chloro-1-[[2′-[2-(triphenylmethyl)-2H-tetrazol-5-yl][1,1′-biphenyl-4-yl]methyl]-1H-imidazole-5-methanol ;

    Code: JCLOS-10
    CAS: 133909-99-6
    Chemical Formula: C41H37ClN6O
    Molecular Weight:665.23
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Impurity H; Losartan N2-Trityl Impurity ; N2-Trityl Losartan ; 2-Butyl-4-chloro-1-[[2'-[2-(triphenylmethyl)-2H-tetrazol-5-yl][1,1'-biphenyl-4-yl]methyl]-1H-imidazole-5-methanol ;133909-99-6  is useful as reference Impurity standard
    Losartan Impurity H; Losartan N2-Trityl Impurity ;  N2-Trityl Losartan ;  2-Butyl-4-chloro-1-[[2'-[2-(triphenylmethyl)-2H-tetrazol-5-yl][1,1'-biphenyl-4-yl]methyl]-1H-imidazole-5-methanol ;
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    Product Name : Losartan Impurity G ; Losartan Trityl Alcohol Impurity ; Triphenylmethanol ; Candesartan Trityl Alcohol Impurity ; Irbesartan Triphenylmethanol Impurity ;

    Code: JCLOS-09
    CAS: 
    Chemical Formula: C19H16O
    Molecular Weight: 260.33
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Impurity G ; Losartan Trityl Alcohol Impurity ; Triphenylmethanol ; Candesartan Trityl Alcohol Impurity ; Irbesartan Triphenylmethanol Impurity ; 76-84-6   is useful as reference Impurity standard
    Losartan Impurity G ;  Losartan Trityl Alcohol Impurity ;  Triphenylmethanol ;  Candesartan Trityl Alcohol Impurity ;  Irbesartan Triphenylmethanol Impurity ;
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    Product Name : Losartan Impurity F ; Losartan Isopropyl Ether ; 5-[4′-[[2-Butyl-4-chloro-5-[(isopropyloxy)methyl]-1H-imidazol-1-yl]methyl] [1,1′-biphenyl]-2-yl]-2H-tetrazol

    Code: JCLOS-08
    CAS: NA
    Chemical Formula:  C25H29ClN6O
    Molecular Weight: 464.99
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Impurity F ; Losartan Isopropyl Ether ; 5-[4'-[[2-Butyl-4-chloro-5-[(isopropyloxy)methyl]-1H-imidazol-1-yl]methyl] [1,1'-biphenyl]-2-yl]-2H-tetrazole  is useful as reference Impurity standard
    Losartan Impurity F ;  Losartan Isopropyl Ether ;  5-[4'-[[2-Butyl-4-chloro-5-[(isopropyloxy)methyl]-1H-imidazol-1-yl]methyl] [1,1'-biphenyl]-2-yl]-2H-tetrazol
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    Product Name : Losartan Impurity E ; Losartan Methyl Impurity ; Irbesartan Methyl Impurity ; Candesartan Methyl Impurity ; 5-(4′-Methyl-(1,1′-biphenyl)-2-yl)-1H-tetrazole;120568-11-8

    Code: JCLOS-07
    CAS:  120568-11-8
    Chemical Formula: C14H12N4
    Molecular Weight: 236.27
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Impurity E ; Losartan Methyl Impurity ; Irbesartan Methyl Impurity ; Candesartan Methyl Impurity ; 5-(4'-Methyl-(1,1'-biphenyl)-2-yl)-1H-tetrazole  is useful as reference Impurity standard
    Losartan Impurity E ;  Losartan Methyl Impurity ;  Irbesartan Methyl Impurity ;  Candesartan Methyl Impurity ;  5-(4'-Methyl-(1,1'-biphenyl)-2-yl)-1H-tetrazole;120568-11-8
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    Product Name : Losartan Impurity D ; Losartan RC A ; 2-Butyl-4-chloro-1H-imidazole-5-carbaldehyde

    Code: JCLOS-06
    CAS: 83857-96-9
    Chemical Formula: C8H11ClN2O
    Molecular Weight: 186.64
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Impurity D ; Losartan RC A ; 2-Butyl-4-chloro-1H-imidazole-5-carbaldehyde  is useful as reference Impurity standard
    Losartan Impurity D ;  Losartan RC A ;  2-Butyl-4-chloro-1H-imidazole-5-carbaldehyde
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    Product Name : Losartan Impurity C ; Isolosartan ; Losartan 5-Chloro Isomer ; 2-Butyl-5-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-4-methanol

    Code:  JCLOS-05
    CAS: 860644-28-6
    Chemical Formula: C22H23ClN6O
    Molecular Weight: 422.91
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Impurity C ; Isolosartan ; Losartan 5-Chloro Isomer ; 2-Butyl-5-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-4-methanol  is useful as reference Impurity standard
    Losartan Impurity C ;  Isolosartan ;  Losartan 5-Chloro Isomer ;  2-Butyl-5-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-4-methanol
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    Product Name : Losartan Impurity B ; Losartan Hydroxy Impurity ; Candesartan Hydroxy Impurity ; Irbesartan Hydroxy Impurity ; p-(o-1H-Tetrazol-5-ylphenyl)benzyl alcohol

    Code:  JCLOS-04
    CAS: NA
    Chemical Formula: C14H12N4O
    Molecular Weight: 266.12
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Impurity B ; Losartan Hydroxy Impurity ; Candesartan Hydroxy Impurity ; Irbesartan Hydroxy Impurity ; p-(o-1H-Tetrazol-5-ylphenyl)benzyl alcohol  is useful as reference Impurity standard
    Losartan Impurity B ;  Losartan Hydroxy Impurity ;  Candesartan Hydroxy Impurity ;  Irbesartan Hydroxy Impurity ;  p-(o-1H-Tetrazol-5-ylphenyl)benzyl alcohol
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    Product Name : Losartan Impurity M; Losartan RC E ; Losartan N2-Dimer ; N2-Losartanyl Losartan ; 2-Butyl-1-[[2’-[2-[[2-butyl-4-chloro-1-[[2’-(2H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1H-imidazol-5-yl]methyl]-2H-tetrazol-5-yl][1,1’-biphenyl]-4-yl]methyl]-4-chloro-1H-imidazole-5-methanol

    Code: JCLOS-03
    CAS: 230971-72-9
    Chemical Formula: C44H44Cl2N12O
    Molecular Weight: 827.81
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Impurity M; Losartan RC E ; Losartan N2-Dimer ; N2-Losartanyl Losartan ; 2-Butyl-1-[[2’-[2-[[2-butyl-4-chloro-1-[[2’-(2H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1H-imidazol-5-yl]methyl]-2H-tetrazol-5-yl][1,1’-biphenyl]-4-yl]methyl]-4-chloro-1H-imidazole-5-methanol is useful as reference Impurity standard
    Losartan Impurity M;  Losartan RC E ;  Losartan N2-Dimer ;  N2-Losartanyl Losartan ;  2-Butyl-1-[[2’-[2-[[2-butyl-4-chloro-1-[[2’-(2H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1H-imidazol-5-yl]methyl]-2H-tetrazol-5-yl][1,1’-biphenyl]-4-yl]methyl]-4-chloro-1H-imidazole-5-methanol
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    Product Name : Losartan Impurity L; Losartan RC D; Losartan N1-Dimer; N1-Losartanyl Losartan; 2-Butyl-1-[[2’-[1-[[2-butyl-4-chloro-1-[[2’-(2H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1H-imidazol-5-yl]methyl]-1H-tetrazol-5-yl][1,1’-biphenyl]-4-yl]methyl]-4-chloro-1H-imidazole-5-methanol ;

    Code: JCLOS-02
    CAS: 230971-71-8
    Chemical Formula:  C44H44Cl2N12O:
    Molecular Weight: 826.81
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Losartan Impurity L; Losartan RC D; Losartan N1-Dimer; N1-Losartanyl Losartan; 2-Butyl-1-[[2’-[1-[[2-butyl-4-chloro-1-[[2’-(2H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1H-imidazol-5-yl]methyl]-1H-tetrazol-5-yl][1,1’-biphenyl]-4-yl]methyl]-4-chloro-1H-imidazole-5-methanol ;  is useful as reference Impurity standard
    Losartan Impurity L;   Losartan RC D;  Losartan N1-Dimer;  N1-Losartanyl Losartan;  2-Butyl-1-[[2’-[1-[[2-butyl-4-chloro-1-[[2’-(2H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1H-imidazol-5-yl]methyl]-1H-tetrazol-5-yl][1,1’-biphenyl]-4-yl]methyl]-4-chloro-1H-imidazole-5-methanol ;
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    Product Name : Losartan Impurity A ; 2-Butyl-4-chloro-1H-imidazole-5-methanol

    Code: JCLOS-01
    CAS: 79047-41-9
    Chemical Formula: C8H13ClN2O
    Molecular Weight: 188.65
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Losartan Impurity A ; 2-Butyl-4-chloro-1H-imidazole-5-methanol  is useful as reference Impurity standard
    Losartan Impurity A ; 2-Butyl-4-chloro-1H-imidazole-5-methanol