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    Ampicillin EP Impurity H (Cefaclor EP Impurity F)

    Ampicillin EP Impurity H (Cefaclor EP Impurity F)

    Synonym

    3-phenylpyrazin-2-ol

    Molecular Formula

    C10H18N2O

    Molecular Weight

    172.19

    Catalogue Number

    AR-A02118

    Parent Drug

    AMPICILLIN

    CAS Number

    73200-73-4

    Common Package:10,25,50,100 mg

    Collections: AMPICILLIN

    Category: 73200-73-4 AMPICILLIN AR-A02118 C10H18N2O

    RELATED PRODUCTS
    Ampicillin Sodium Salt

    Synonym

    sodium (2S,5R,6R)-6-((R)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate

    Molecular Formula

    C16H19N3O4S. Na

    Molecular Weight

    348.40 22.99

    Catalogue Number

    AR-A02138

    Parent Drug

    AMPICILLIN

    CAS Number

    69-52-3
    (2S,5R,6R)-6-((2S,5R,6R)-6-((R)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

    Synonym

    (2S,5R,6R)-6-((2S,5R,6R)-6-((R)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

    Molecular Formula

    C25H31N5O6S

    Molecular Weight

    529.61

    Catalogue Number

    AR-A02137

    Parent Drug

    AMPICILLIN
    (4S)-2-(1-((R)-2-amino-2-phenylacetamido)-2-(((1R)-2-((((4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)methyl)amino)-2-oxo-1-phenylethyl)amino)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic acid

    Synonym

    (4S)-2-(1-((R)-2-amino-2-phenylacetamido)-2-(((1R)-2-((((4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)methyl)amino)-2-oxo-1-phenylethyl)amino)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic acid

    Molecular Formula

    C31H40N6O7S2

    Molecular Weight

    672.82

    Catalogue Number

    AR-A02136

    Parent Drug

    AMPICILLIN
    (2S,5R,6R)-6-(2-((R)-2-amino-2-phenylacetamido)-2-((4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

    Synonym

    (2S,5R,6R)-6-(2-((R)-2-amino-2-phenylacetamido)-2-((4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

    Molecular Formula

    C24H31N5O7S2

    Molecular Weight

    565.66

    Catalogue Number

    AR-A02135

    Parent Drug

    AMPICILLIN
    (4S)-2-(((R)-2-amino-2-phenylacetamido)(carboxy)methyl)-3-formyl-5,5-dimethylthiazolidine-4-carboxylic acid

    Synonym

    (4S)-2-(((R)-2-amino-2-phenylacetamido)(carboxy)methyl)-3-formyl-5,5-dimethylthiazolidine-4-carboxylic acid

    Molecular Formula

    C17H21N3O6S

    Molecular Weight

    395.43

    Catalogue Number

    AR-A02134

    Parent Drug

    AMPICILLIN
    (4S,4'S)-2,2'-((1R,7R,13R)-1-amino-14-(((2S,5R,6R)-2-carboxy-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptan-6-yl)amino)-2,5,8,11,14-pentaoxo-1,7,13-triphenyl-3,6,9,12-tetraazatetradecane-4,10-diyl)bis(5,5-dimethylthiazolidine-4-carboxylic acid)

    Synonym

    (4S,4'S)-2,2'-((1R,7R,13R)-1-amino-14-(((2S,5R,6R)-2-carboxy-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptan-6-yl)amino)-2,5,8,11,14-pentaoxo-1,7,13-triphenyl-3,6,9,12-tetraazatetradecane-4,10-diyl)bis(5,5-dimethylthiazolidine-4-carboxylic acid)

    Molecular Formula

    C48H57N9O12S3

    Molecular Weight

    1048.22

    Catalogue Number

    AR-Z00991

    Parent Drug

    AMPICILLIN
    5,5-Dimethylthiazolidine Methanoic Acid Ampicillin (Ampicillin Dimer)

    Synonym

    (2S,5R,6R)-6-((2R)-2-(2-((R)-2-amino-2-phenylacetamido)-2-((4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)acetamido)-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

    Molecular Formula

    C33H39N5O8S2

    Molecular Weight

    697.82

    Catalogue Number

    AR-A02132

    Parent Drug

    AMPICILLIN
    Ampicillin EP Impurity N

    Synonym

    (S)-6-((R)-2-amino-2-phenylacetamido)-2,2-dimethyl-7-oxo-2,3,4,7-tetrahydro-1,4-thiazepine-3-carboxylic acid

    Molecular Formula

    C16H19N3O4S

    Molecular Weight

    349.41

    Catalogue Number

    AR-A02130

    Parent Drug

    AMPICILLIN
    (4S)-2-(1-((R)-2-amino-2-phenylacetamido)-2-(((1R)-2-((carboxy((4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)methyl)amino)-2-oxo-1-phenylethyl)amino)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic acid

    Synonym

    (4S)-2-(1-((R)-2-amino-2-phenylacetamido)-2-(((1R)-2-((carboxy((4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)methyl)amino)-2-oxo-1-phenylethyl)amino)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic acid

    Molecular Formula

    C32H40N6O9S2

    Molecular Weight

    716.84

    Catalogue Number

    AR-A02128

    Parent Drug

    AMPICILLIN
    Pivampicillin Impurity B

    Synonym

    (4S)-(pivaloyloxy)methyl 2-(3,6-dioxo-5-phenylpiperazin-2-yl)-5,5-dimethylthiazolidine-4-carboxylate

    Molecular Formula

    C22H29N3O6S

    Molecular Weight

    463.56

    Catalogue Number

    AR-A02127

    Parent Drug

    AMPICILLIN
    Pivampicillin Impurity A

    Synonym

    2-((R)-2-amino-2-phenylacetamido)-2-((4S)-5,5-dimethyl-4-(((pivaloyloxy)methoxy)carbonyl)thiazolidin-2-yl)acetic acid

    Molecular Formula

    C22H31N3O7S

    Molecular Weight

    481.57

    Catalogue Number

    AR-A02126

    Parent Drug

    AMPICILLIN
    Pivampicillin

    Synonym

    (2S,5R,6R)-(pivaloyloxy)methyl 6-((R)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate

    Molecular Formula

    C22H29N3O6S

    Molecular Weight

    463.56

    Catalogue Number

    AR-A02125

    Parent Drug

    AMPICILLIN

    CAS Number

    33817-20-8
    3-(hydroxymethylene)-6-phenylpiperazine-2,5-dione

    Synonym

    3-(hydroxymethylene)-6-phenylpiperazine-2,5-dione

    Molecular Formula

    C11H10N2O3

    Molecular Weight

    218.21

    Catalogue Number

    AR-A02124

    Parent Drug

    AMPICILLIN
    Ampicillin Impurity M

    Synonym

    (2S,5R,6R)-6-((R)-2-((S)-2-((R)-2-amino-2-phenylacetamido)-2-((2R,4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)acetamido)-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

    Molecular Formula

    C32H38N6O8S2

    Molecular Weight

    698.82

    Catalogue Number

    AR-A02123

    Parent Drug

    AMPICILLIN

    CAS Number

    62326-82-3
    Talampicillin Hydrochloride

    Synonym

    (2S,5R,6R)-3-oxo-1,3-dihydroisobenzofuran-1-yl 6-((R)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate hydrochloride

    Molecular Formula

    C24H23N3O6S . HCl

    Molecular Weight

    481.53 36.46

    Catalogue Number

    AR-A02122

    Parent Drug

    AMPICILLIN

    CAS Number

    39878-70-1
    Ampicillin EP Impurity K

    Synonym

    (R)-2-phenyl-2-pivalamidoacetic acid

    Molecular Formula

    C13H17NO3

    Molecular Weight

    235.28

    Catalogue Number

    AR-A02121

    Parent Drug

    AMPICILLIN

    CAS Number

    40610-41-1
    Ampicillin EP Impurity J

    Synonym

    (2S,5R,6R)-3,3-dimethyl-7-oxo-6-pivalamido-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

    Molecular Formula

    C13H20N2O4S

    Molecular Weight

    300.37

    Catalogue Number

    AR-A02120

    Parent Drug

    AMPICILLIN

    CAS Number

    6489-58-3
    Ampicillin EP Impurity I

    Synonym

    (2S,5R,6R)-6-((R)-2-((R)-2-amino-2-phenylacetamido)-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

    Molecular Formula

    C24H26N4O5S

    Molecular Weight

    482.56

    Catalogue Number

    AR-A02119

    Parent Drug

    AMPICILLIN

    CAS Number

    10001-82-8
    Ampicillin EP Impurity G

    Synonym

    (3R,6R)-3,6-diphenylpiperazine-2,5-dione

    Molecular Formula

    C16H14N2O2

    Molecular Weight

    266.30

    Catalogue Number

    AR-A02117

    Parent Drug

    AMPICILLIN

    CAS Number

    31485-02-6
    Ampicillin EP Impurity F Sodium Salt (Mixture of Diastereomers)

    Synonym

    sodium (4S)-2-(((R)-2-amino-2-phenylacetamido)methyl)-5,5-dimethylthiazolidine-4-carboxylate

    Molecular Formula

    C15H20N3O3S. Na

    Molecular Weight

    322.41 22.99

    Catalogue Number

    AR-A02116

    Parent Drug

    AMPICILLIN
    Ampicillin impurity E

    Synonym

    (R)-2-((2S,5R,6R)-6-((R)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-2-phenylacetic acid

    Molecular Formula

    C24H26N4O5S

    Molecular Weight

    482.56

    Catalogue Number

    AR-A02115

    Parent Drug

    AMPICILLIN
    Ampicillin EP Impurity D Disodium Salt (Mixture of Diastereomers)

    Synonym

    sodium (4S)-2-(((R)-2-amino-2-phenylacetamido)(carboxylato)methyl)-5,5-dimethylthiazolidine-4-carboxylate

    Molecular Formula

    C16H19N3O5S. 2 Na

    Molecular Weight

    365.41 2 22.99

    Catalogue Number

    AR-A02114

    Parent Drug

    AMPICILLIN

    CAS Number

    1642629-93-3 (free acid)
    Ampicillin EP Impurity C (Ampicillin Diketopiperazine)

    Synonym

    (3R)-3-[[2-(1,3-Benzodioxol-5-ylcarbonyl)-1H-indol-3-yl]methyl]-1-methyl-2,5-
    piperazinedione

    Molecular Formula

    C16H19N3O4S

    Molecular Weight

    349.41

    Catalogue Number

    AR-A02113

    Parent Drug

    AMPICILLIN

    CAS Number

    49841-96-5
    Ampicillin EP Impurity B (L-Ampicillin)

    Synonym

    (2S,5R,6R)-6-((S)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

    Molecular Formula

    C16H19N3O4S

    Molecular Weight

    349.41

    Catalogue Number

    AR-A02112

    Parent Drug

    AMPICILLIN

    CAS Number

    19379-33-0
    Ampicillin-d5

    Synonym

    (2S,5R,6R)-6-((R)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid-D5

    Molecular Formula

    C16H14N3O4SD5

    Molecular Weight

    354.44

    Catalogue Number

    AR-A02111

    Parent Drug

    AMPICILLIN

    CAS Number

    1426173-65-0