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Pharmaceutical analytical standards

APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

APIs from A to Z →

Results 8,611-8,620 of 59,523

Ampicillin Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-A145-032
Formula
C32H40N6O9S2
Family
Ampicillin
Synonyms
(4S)-2-[1-[[(2R)-2-Amino-2-phenylacetyl]amino]-2-[[(1R)-2-[[carboxy-[(4S)-4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl]methyl]amino]-2-oxo-1-phenylethyl]amino]-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid

Ampicillin Impurity 10

ImpurityLevels of characterisation
Cat. No.
P-A145-043
Formula
C24H31N5O7S2
Family
Ampicillin
Synonyms
(2S,5R,6R)-6-[[2-[[(2R)-2-Amino-2-phenylacetyl]amino]-2-[(4S)-4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl]acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

Ampicillin Impurity 11

ImpurityLevels of characterisation
Cat. No.
P-A145-045
Formula
C31H40N6O7S2
Family
Ampicillin
Synonyms
(4S)-2-[[[(2R)-2-[[2-[[(2R)-2-Amino-2-phenylacetyl]amino]-2-[(4S)-4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl]acetyl]amino]-2-phenylacetyl]amino]methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid

Ampicillin Impurity 12

ImpurityLevels of characterisation
Cat. No.
P-A145-047
Formula
C24H29N5O6S2
Family
Ampicillin
Synonyms
(2S,5R,6R)-6-[[(2S,5R,6R)-6-[[(2R)-2-Amino-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

Ampicillin Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-A145-034
Formula
C32H36N6O7S2
Family
Ampicillin
Synonyms
(2S,5R,6R)-6-[[(2R)-2-[[(2S,5R,6R)-6-[[(2R)-2-Amino-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl]amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

Ampicillin Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-A145-035
Formula
C24H30N4O9S2
Family
Ampicillin
Synonyms
(2R,4S)-2-[(R)-[[(2R)-2-Amino-2-phenylacetyl]amino]-carboxymethyl]-3-[(2S,5R)-3,3-dimethyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid

Ampicillin Impurity 6

ImpurityLevels of characterisation
Cat. No.
P-A145-037
Formula
C48H53N9O10S3
Family
Ampicillin
Synonyms
(2S,5R,6R)-6-[[(2R)-2-[[(2S,5R,6R)-6-[[(2R)-2-[[(2S,5R,6R)-6-[[(2R)-2-Amino-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl]amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl]amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

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