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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 3,691-3,700 of 36,550

Pemetrexed Impurity 19

ImpurityLevels of characterisation
Cat. No.
P-P035-050
Formula
C20H21N5O8
Family
Pemetrexed
Synonyms
(2S)-2-[[4-[2-[(5S)-2-Amino-5-hydroxy-4,6-dioxo-3,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl]ethyl]benzoyl]amino]pentanedioic acid

Pemetrexed Impurity 20

ImpurityLevels of characterisation
Cat. No.
P-P035-052
Formula
C31H40N6O9
Family
Pemetrexed
Synonyms
Diethyl (2S)-2-[[(2S)-2-[[4-[2-(2-amino-4-oxo-3,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]amino]-5-ethoxy-5-oxopentanoyl]amino]pentanedioate

Pemetrexed Impurity 22

ImpurityLevels of characterisation
Cat. No.
P-P035-054
Formula
C20H21N5O8
Family
Pemetrexed
Synonyms
(2R)-2-[[4-[2-(8-Amino-10-oxo-3-oxa-5,7,9-triazatricyclo[4.4.0.02,4]deca-1(6),7-dien-2-yl)ethyl]-2-hydroxybenzoyl]amino]pentanedioic acid

Pemetrexed Impurity 23

ImpurityLevels of characterisation
Cat. No.
P-P035-055
Formula
C20H23N5O9
Family
Pemetrexed
Synonyms
(2S)-2-[[4-[3-Carboxy-3-(2,4-diamino-6-oxo-1H-pyrimidin-5-yl)-3-hydroxypropyl]benzoyl]amino]pentanedioic acid

Pemetrexed Impurity 24

ImpurityLevels of characterisation
Cat. No.
P-P035-056
Formula
C20H23N5O9
Family
Pemetrexed
Synonyms
(2S)-2-[[4-[3-Carboxy-3-(2,4-diamino-6-oxo-1H-pyrimidin-5-yl)propyl]-3-hydroxybenzoyl]amino]pentanedioic acid

Pemetrexed Impurity 25

ImpurityLevels of characterisation
Cat. No.
P-P035-057
Formula
C20H21N5O8
Family
Pemetrexed
Synonyms
(2R)-2-[[4-[2-(2-Amino-4,6-dioxo-5,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]-2-hydroxybenzoyl]amino]pentanedioic acid

Pemetrexed Impurity 26

ImpurityLevels of characterisation
Cat. No.
P-P035-058
Formula
C12H12O4
Family
Pemetrexed
Synonyms
(E)-3-(4-Ethoxycarbonylphenyl)prop-2-enoic acid

Pemetrexed Impurity 27

ImpurityLevels of characterisation
Cat. No.
P-P035-059
Formula
C15H17N5O5
Family
Pemetrexed
Synonyms
4-[3-(2,6-Diamino-4-oxo-1H-pyrimidin-5-yl)-4-nitrobutyl]benzoic acid

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