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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 24,111-24,120 of 35,292

Letermovir Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-L037-008
CAS
917389-23-2
Formula
C15H11BrF4N2O2
Family
Letermovir
Synonyms
1-(2-Bromo-6-fluorophenyl)-3-(2-methoxy-5-(trifluoromethyl)phenyl)urea

Letermovir Impurity 12

ImpurityLevels of characterisation
Cat. No.
P-L037-023
CAS
2991299-71-7
Formula
C29H26F4N4O4
Family
Letermovir
Synonyms
2-[(4S)-8-Fluoro-2-[4-(3-methoxyphenyl)-2,3-dihydropyrazin-1-yl]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-4H-quinazolin-4-yl]acetic acid

Letermovir Impurity 13

ImpurityLevels of characterisation
Cat. No.
P-L037-024
CAS
2864441-31-4
Formula
C23H24F4N4O3
Family
Letermovir
Synonyms
Methyl 2-[(4S)-8-fluoro-3-[2-methoxy-5-(trifluoromethyl)phenyl]-2-piperazin-1-yl-4H-quinazolin-4-yl]acetate

Letermovir Impurity 15

ImpurityLevels of characterisation
Cat. No.
P-L037-026
CAS
2758792-73-1
Formula
C18H14F4N2O4
Family
Letermovir
Synonyms
2-[(4S)-8-Fluoro-3-[2-methoxy-5-(trifluoromethyl)phenyl]-2-oxo-1,4-dihydroquinazolin-4-yl]acetic acid

Letermovir Impurity 16

ImpurityLevels of characterisation
Cat. No.
P-L037-027
CAS
1917354-49-4
Formula
C19H16F4N2O4
Family
Letermovir
Synonyms
Methyl 2-[(4S)-8-fluoro-3-[2-methoxy-5-(trifluoromethyl)phenyl]-2-oxo-1,4-dihydroquinazolin-4-yl]acetate

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