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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 52,111-52,120 of 59,523

Isradipine-d6

Isotopically labelledLevels of characterisation
Cat. No.
P-I102-010
CAS
1261398-97-3
Formula
C19H15D6N3O5
Family
Isradipine

Lemborexant Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-L031-004
CAS
528587-70-4
Formula
C11H9FO2
Family
Lemborexant
Synonyms
(1S,5R)-1-(3-Fluorophenyl)-3-oxabicyclo[3.1.0]hexan-2-one

Lemborexant Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-L031-007
CAS
1369767-20-3
Formula
C11H13FO2
Family
Lemborexant
Synonyms
[(1R,2S)-2-(3-Fluorophenyl)-2-(hydroxymethyl)cyclopropyl]methanol

Lemborexant Impurity 5

ImpurityLevels of characterisation
Cat. No.
P-L031-008
CAS
1450904-92-3
Formula
C20H21FO5S
Family
Lemborexant
Synonyms
[(1R,2S)-2-(3-Fluorophenyl)-2-[(4-methylphenyl)sulfonyloxymethyl]cyclopropyl]methyl acetate

Lemborexant N1-Oxide

ImpurityLevels of characterisation
Cat. No.
P-L031-014
CAS
1369765-94-5
Formula
C22H20F2N4O3
Family
Lemborexant
Synonyms
Cyclopropanecarboxamide, 2-(((2,4-dimethyl-1-oxido-5-pyrimidinyl)oxy)methyl)-2-(3-fluorophenyl)-N-(5-fluoro-2-pyridinyl)-, (1R,2S)-

Lemborexant N2-Oxide

ImpurityLevels of characterisation
Cat. No.
P-L031-015
CAS
1369765-95-6
Formula
C22H20F2N4O3
Family
Lemborexant
Synonyms
Cyclopropanecarboxamide, 2-(((2,6-dimethyl-1-oxido-5-pyrimidinyl)oxy)methyl)-2-(3-fluorophenyl)-N-(5-fluoro-2-pyridinyl)-, (1R,2S)-

Lomefloxacin Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-L084-004
CAS
75338-42-0
Formula
C12H8F3NO3
Family
Lomefloxacin
Synonyms
1-Ethyl-6,7,8-trifluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid, 1-ethyl-6,7,8-trifluoro-4-oxoquinoline-3-carboxylic acid

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