Lamivudine

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Lamivudine 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 : Lamivudine Sulfoxide ; 4-Amino-1-[(2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one S-oxide | 1235712-40-9

    Code: JCLMV-15
    CAS: 1235712-40-9
    Chemical Formula: C8H11N3O4S
    Molecular Weight:   245.26
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lamivudine Sulfoxide ; 4-Amino-1-[(2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one S-oxide | 1235712-40-9   is useful as reference Impurity standard
    Lamivudine Sulfoxide ; 4-Amino-1-[(2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one S-oxide | 1235712-40-9
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    Product Name : Lamivudine EP Impurity J ;Lamivudine Dione Impurity ; 1-[(2R,5S)-2-(Hydroxymethyl)-1,3-oxathiolan-5-yl]pyrimidine-2,4(1H,3H)-dione | 145986-07-8

    Code: JCLMV-14
    CAS: 145986-07-8
    Chemical Formula: C8H10N2O4S
    Molecular Weight:  230.24
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lamivudine EP Impurity J ;Lamivudine Dione Impurity ; 1-[(2R,5S)-2-(Hydroxymethyl)-1,3-oxathiolan-5-yl]pyrimidine-2,4(1H,3H)-dione | 145986-07-8   is useful as reference Impurity standard
    Lamivudine EP Impurity J ;Lamivudine Dione Impurity ; 1-[(2R,5S)-2-(Hydroxymethyl)-1,3-oxathiolan-5-yl]pyrimidine-2,4(1H,3H)-dione | 145986-07-8
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    Product Name : Lamivudine EP Impurity I ;Lamivudine Dioxolan Impurity ; 4-Amino-1-[(2S,4S)-2-(hydroxymethyl)-1,3-dioxolan-4-yl] pyrimidin-2(1H)-one

    Code: JCLMV-13
    CAS:  NA
    Chemical Formula:  C8H11N3O4
    Molecular Weight:  213.19
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lamivudine EP Impurity I ;Lamivudine Dioxolan Impurity ; 4-Amino-1-[(2S,4S)-2-(hydroxymethyl)-1,3-dioxolan-4-yl] pyrimidin-2(1H)-one  is useful as reference Impurity standard
    Lamivudine EP Impurity I ;Lamivudine Dioxolan Impurity ; 4-Amino-1-[(2S,4S)-2-(hydroxymethyl)-1,3-dioxolan-4-yl] pyrimidin-2(1H)-one
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    Product Name : Lamivudine EP Impurity H ;Lamivudine (3R)-Sulfoxide ; 4-Amino-1-[(2R,3R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one S-oxide | 160552-54-5

    Code: JCLMV-12
    CAS:  160552-54-5
    Chemical Formula: C8H11N3O4S
    Molecular Weight:  245.26
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lamivudine EP Impurity H ;Lamivudine (3R)-Sulfoxide ; 4-Amino-1-[(2R,3R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one S-oxide | 160552-54-5  is useful as reference Impurity standard
    Lamivudine EP Impurity H ;Lamivudine (3R)-Sulfoxide ; 4-Amino-1-[(2R,3R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one S-oxide | 160552-54-5
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    Product Name : Lamivudine EP Impurity G ;Lamivudine (3S)-Sulfoxide ; 4-Amino-1-[(2R,3S,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one S-oxide | 160552-55-6

    Code: JCLMV-11
    CAS:  160552-55-6
    Chemical Formula: C8H11N3O4S
    Molecular Weight:  245.26
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Lamivudine EP Impurity G ;Lamivudine (3S)-Sulfoxide ; 4-Amino-1-[(2R,3S,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one S-oxide | 160552-55-6  is useful as reference Impurity standard
    Lamivudine EP Impurity G ;Lamivudine (3S)-Sulfoxide ; 4-Amino-1-[(2R,3S,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one S-oxide | 160552-55-6
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    Product Name : Lamivudine EP Impurity F ;Uracil ; Pyrimidine-2,4(1H,3H)-dione | 66-22-8

    Code: JCLMV-10
    CAS:  66-22-8
    Chemical Formula: C4H4N2O2
    Molecular Weight:  112.9
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lamivudine EP Impurity F ;Uracil ; Pyrimidine-2,4(1H,3H)-dione | 66-22-8   is useful as reference Impurity standard
    Lamivudine EP Impurity F ;Uracil ; Pyrimidine-2,4(1H,3H)-dione | 66-22-8
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    Product Name : Lamivudine EP Impurity E ;Cytosine ; 4-Aminopyrimidin-2(1H)-one | 71-30-7

    Code: JCLMV-09
    CAS:   71-30-7
    Chemical Formula: C4H5N3O
    Molecular Weight:  111.1
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lamivudine EP Impurity E ;Cytosine ; 4-Aminopyrimidin-2(1H)-one | 71-30-7  is useful as reference Impurity standard
    Lamivudine EP Impurity E ;Cytosine ; 4-Aminopyrimidin-2(1H)-one | 71-30-7
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    Product Name : Lamivudine EP Impurity D/134680-32-3

    Code: JCLMV-08
    CAS: 134680-32-3
    Chemical Formula: C8H11N3O3S
    Molecular Weight:  229.26
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lamivudine EP Impurity D/134680-32-3   is useful as reference Impurity standard
    Lamivudine EP Impurity D/134680-32-3
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    Product Name : Lamivudine EP Impurity C ;Salicylic Acid ; 2-Hydroxybenzenecarboxylic acid | 69-72-7

    Code: JCLMV-07
    CAS:  69-72-7
    Chemical Formula:  C7H6O3
    Molecular Weight:  138.12
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lamivudine EP Impurity C ;Salicylic Acid ; 2-Hydroxybenzenecarboxylic acid | 69-72-7  is useful as reference Impurity standard
    Lamivudine EP Impurity C ;Salicylic Acid ; 2-Hydroxybenzenecarboxylic acid | 69-72-7
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    Product Name : Lamivudine EP Impurity A ;Lamivudine USP RC A ; Lamivudine Carboxylic Impurity ; (2R,5S)-5-(4-Amino-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylic acid | 173829-09-9

    Code: JCLMV-06
    CAS:   173829-09-9
    Chemical Formula:  C8H9N3O4S
    Molecular Weight:  243.24
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:   Lamivudine EP Impurity A ;Lamivudine USP RC A ; Lamivudine Carboxylic Impurity ; (2R,5S)-5-(4-Amino-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylic acid | 173829-09-9   is useful as reference Impurity standard
    Lamivudine EP Impurity A ;Lamivudine USP RC A ; Lamivudine Carboxylic Impurity ; (2R,5S)-5-(4-Amino-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylic acid | 173829-09-9
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    Product Name : Lamivudine 5-Epimer ;trans-Lamivudine (USP) ; 4-Amino-1-[(2R,5R)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one | 139757-68-9

    Code: JCLMV-05
    CAS: 139757-68-9
    Chemical Formula: C8H11N3O3S
    Molecular Weight:  229.26
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Lamivudine 5-Epimer ;trans-Lamivudine (USP) ; 4-Amino-1-[(2R,5R)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one | 139757-68-9  is useful as reference Impurity standard
    Lamivudine 5-Epimer ;trans-Lamivudine (USP) ; 4-Amino-1-[(2R,5R)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one | 139757-68-9
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    Product Name : Lamivudine Acid (Mixture of Diastereomers)

    Code: JCLMV-04
    CAS: NA
    Chemical Formula: C8H9N3O4S
    Molecular Weight:  233.24
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lamivudine Acid (Mixture of Diastereomers)  is useful as reference Impurity standard
    Lamivudine Acid (Mixture of Diastereomers)
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    Product Name : Lamivudine ; 4-Amino-1-[(2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one | 134678-17-4

    Code: JCLMV-03
    CAS: 134678-17-4
    Chemical Formula:  C8H11N3O3S
    Molecular Weight:  229.26
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lamivudine ; 4-Amino-1-[(2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one | 134678-17-4  is useful as reference Impurity standard
    Lamivudine ; 4-Amino-1-[(2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one | 134678-17-4
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    Product Name : Lamivudine-13C-15N2

    Code: JCLMV-02
    CAS: NA
    Chemical Formula: C8H11N3O3S
    Molecular Weight:  232.23
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Lamivudine-13C-15N2  is useful as reference Impurity standard
    Lamivudine-13C-15N2
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    Product Name : Lamivudine EP Impurity B ; 4-Amino-1-[(2S,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl]pyrimidin-2(1H)-one | 136846-20-3

    Code: JCLMV-01
    CAS: 136846-20-3
    Chemical Formula:  C8H11N3O3S
    Molecular Weight:  229.26
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lamivudine EP Impurity B ; 4-Amino-1-[(2S,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl]pyrimidin-2(1H)-one | 136846-20-3  is useful as reference Impurity standard
    Lamivudine EP Impurity B ; 4-Amino-1-[(2S,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl]pyrimidin-2(1H)-one | 136846-20-3
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