Lorazepam

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Lorazepam 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 : Lorazepam Related Compound E ;6-Chloro-4-(2-chlorophenyl)-2-quinazolinemethanol |773871-49-1

    Code: JCLRZ-05
    CAS: 773871-49-1
    Chemical Formula: C15H10Cl2N2O
    Molecular Weight:305.16
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lorazepam Related Compound E ;6-Chloro-4-(2-chlorophenyl)-2-quinazolinemethanol |773871-49-1 is useful as reference Impurity standard.
    Lorazepam Related Compound E ;6-Chloro-4-(2-chlorophenyl)-2-quinazolinemethanol |773871-49-1
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    Product Name : Lorazepam Related Compound D ;6-Chloro-4-(o-chlorophenyl)-2-quinazolinecarboxylic Acid USP Lorazepam Related Compound D |54643-79-7

    Code: JCLRZ-04
    CAS: 54643-79-7
    Chemical Formula:C15H8Cl2N2O
    Molecular Weight:319.15
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lorazepam Related Compound D ;6-Chloro-4-(o-chlorophenyl)-2-quinazolinecarboxylic Acid USP Lorazepam Related Compound D |54643-79-7 is useful as reference Impurity standard.
    Lorazepam Related Compound D ;6-Chloro-4-(o-chlorophenyl)-2-quinazolinecarboxylic Acid USP Lorazepam Related Compound D |54643-79-7
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    Product Name : Lorazepam Related Compound C ;6-Chloro-4-(o-chlorophenyl)-2-quinazolinecarboxaldehyde; USP Lorazepam Related Compound C |93955-15-8

    Code: JCLRZ-03
    CAS: 93955-15-8
    Chemical Formula:C15H8Cl2N2O
    Molecular Weight:303.14
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Lorazepam Related Compound C ;6-Chloro-4-(o-chlorophenyl)-2-quinazolinecarboxaldehyde; USP Lorazepam Related Compound C |93955-15-8 is useful as reference Impurity standard.
    Lorazepam Related Compound C ;6-Chloro-4-(o-chlorophenyl)-2-quinazolinecarboxaldehyde; USP Lorazepam Related Compound C |93955-15-8
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    Product Name : Lorazepam Related Compound A;(3RS)-7-Chloro-5-(2-chlorophenyl)-2-oxo-2,3-dihydro-1H-1,4-benzodiazepin-3-yl Acetate |2848-96-6

    Code: JCLRZ-02
    CAS: 2848-96-6
    Chemical Formula:C17H12Cl2N2O3
    Molecular Weight:363.19
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:   Lorazepam Related Compound A;(3RS)-7-Chloro-5-(2-chlorophenyl)-2-oxo-2,3-dihydro-1H-1,4-benzodiazepin-3-yl Acetate |2848-96-6is useful as reference Impurity standard.
    Lorazepam Related Compound A;(3RS)-7-Chloro-5-(2-chlorophenyl)-2-oxo-2,3-dihydro-1H-1,4-benzodiazepin-3-yl Acetate  |2848-96-6
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    Product Name : Lorazepam EP Impurity C ;7-Chloro-2-oxo-5-(2-chlorophenyl)-1,4-benzodiazepine-4-oxide|2955-37-5

    Code: JCLRZ-01
    CAS: 2955-37-5
    Chemical Formula: C15H10Cl2N2O2
    Molecular Weight: 321.16
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Lorazepam EP Impurity C ;7-Chloro-2-oxo-5-(2-chlorophenyl)-1,4-benzodiazepine-4-oxide|2955-37-5  is useful as reference Impurity standard.
    Lorazepam EP Impurity C ;7-Chloro-2-oxo-5-(2-chlorophenyl)-1,4-benzodiazepine-4-oxide|2955-37-5