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Pharmaceutical analytical standards

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

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Results 52,121-52,130 of 59,523

Lomefloxacin Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-L084-005
CAS
183235-15-6
Formula
C16H19F2N3O
Family
Lomefloxacin
Synonyms
1-Ethyl-6,8-difluoro-7-(3-methylpiperazin-1-yl)quinolin-4-one

Lomefloxacin Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-L084-008
CAS
195259-11-1
Formula
C17H18FN3O3
Family
Lomefloxacin
Synonyms
6-Fluoro-5-(3-methylpiperazin-1-yl)-9-oxo-1-azatricyclo[6.3.1.04,12]dodeca-4(12),5,7,10-tetraene-10-carboxylic acid

Lomefloxacin Impurity 7

ImpurityLevels of characterisation
Cat. No.
P-L084-013
CAS
98079-83-5
Formula
C19H23F2N3O3
Family
Lomefloxacin
Synonyms
Ethyl 1-ethyl-6,8-difluoro-7-(3-methylpiperazin-1-yl)-4-oxoquinoline-3-carboxylate

Lomefloxacin Impurity 9

ImpurityLevels of characterisation
Cat. No.
P-L084-016
CAS
195259-12-2
Formula
C16H16FN3O4
Family
Lomefloxacin
Synonyms
1-Ethyl-6-fluoro-7-(4-methyl-2-oxoimidazolidin-1-yl)-4-oxoquinoline-3-carboxylic acid

LysoPC(20:5)

ImpurityLevels of characterisation
Cat. No.
P-C152-015
CAS
162440-04-2
Formula
C28H48NO7P
Family
Choline
Synonyms
Choline Impurity 5

Maltitol EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-M257-002
CAS
32860-62-1
Formula
C18H34O16
Synonyms
Maltotriitol, O-alpha-D-Glucopyranosyl-(1.4)-O-alpha-D-glucopyranosyl-(1.4)-D-glucitol

Mesna EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-M064-004
CAS
25985-57-3
Formula
C3H8N2O3S2
Family
Mesna
Synonyms
2-(Carbamimidoylsulfanyl)ethanesulfonic acid, 2-carbamimidoylsulfanylethanesulfonic acid

Mesna EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-M064-005
CAS
1391053-66-9
Formula
C4H10N4O3S2
Family
Mesna
Synonyms
2-[[(Guanidino)(imino)methyl]sulfanyl]ethanesulfonic Acid, 2-[N-(diaminomethylidene)carbamimidoyl]sulfanylethanesulfonic acid

Mesna EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-M064-002
CAS
69536-71-6
Formula
C4H8O4S2
Family
Mesna
Synonyms
2-(Acetylthio)ethanesulfonic acid, 2-acetylsulfanylethanesulfonic acid

Mesna EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-M064-003
CAS
45127-11-5
Formula
C4H10O6S4
Family
Mesna
Synonyms
2,2'-Dithiodiethanesulfonic acid, 2-(2-sulfoethyldisulfanyl)ethanesulfonic acid

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