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Pharmaceutical analytical standards

Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

Active ingredients from A to Z →

Results 58,861-58,870 of 59,523

Leukotriene D4

ImpurityLevels of characterisation
Cat. No.
P-L190-002
CAS
73836-78-9
Formula
C25H40N2O6S
Synonyms
Leukotriene D, Glycine, N-(S-(1-(4-carboxy-1-hydroxybutyl)-2,4,6,9-pentadecatetraenyl)-L-cysteinyl)-, (R-(R*,S*-(E,E,Z,Z)))-

Licarbazepine-D4

Isotopically labelledLevels of characterisation
Cat. No.
P-L204-002
CAS
1020719-39-4
Formula
C15H10D4N2O2

Lithocholic-2,2,3,4,4-d5 Acid

Isotopically labelledLevels of characterisation
Cat. No.
P-L235-002
CAS
52840-06-9
Formula
C24H35D5O3
Synonyms
Lithocholic acid-d5, Lithocholic acid-2,2,3,4,4-d5, 98 atom % D

Lithocholic-2,2,4,4-d4 Acid

Isotopically labelledLevels of characterisation
Cat. No.
P-L236-002
CAS
83701-16-0
Formula
C24H36D4O3
Synonyms
Lithocholic Acid-d4, Lithocholic acid-2,2,4,4-d4

LNA G(Dmf) Amidite

ImpurityLevels of characterisation
Cat. No.
P-L242-002
CAS
709641-79-2
Formula
C44H53N8O8P
Synonyms
LNA-G amidite, LNA-G(dmf)-Phosphoramidite

(+)-Lupanine Hydrochloride

ImpurityLevels of characterisation
Cat. No.
P-L270-002
CAS
1025-39-4
Formula
C15H25ClN2O
Synonyms
Lupanine, monohydrochloride, hydrate, Chlorowodorek lupaniny

(-)-Luteoskyrin

ImpurityLevels of characterisation
Cat. No.
P-L277-002
CAS
21884-44-6
Formula
C30H22O12
Synonyms
Flavomycelin, Rugulosin, 8,8'-dehydroxy-

(+)-Lycopsamine

ImpurityLevels of characterisation
Cat. No.
P-L282-002
CAS
10285-07-1
Formula
C15H25NO5
Synonyms
Butanoic acid, 2,3-dihydroxy-2-(1-methylethyl)-, (2,3,5,7a-tetrahydro-1-hydroxy-1H-pyrrolizin-7-yl)methyl ester, (1R-(1alpha,7(2S*,3S*),7abeta))-, Butanoic acid, 2,3-dihydroxy-2-(1-methylethyl)-, ((1R,7aR)-2,3,5,7a-tetrahydro-1-hydroxy-1H-pyrrolizin-7-yl)methyl ester, (2S,3S)-

(+)-Lycopsamine N-Oxide

ImpurityLevels of characterisation
Cat. No.
P-L284-002
CAS
95462-15-0
Formula
C15H25NO6
Synonyms
NSC 369514, Lycopsamine-N-oxide 100 microg/mL in Water

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