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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 4,781-4,790 of 36,550

Piperazine Impurity 10

ImpurityLevels of characterisation
Cat. No.
P-P126-059
Formula
C11H18N2O5
Family
Piperazine
Synonyms
Methyl 2-[(5S)-4-(2-methoxy-2-oxoethyl)-5-methyl-2-oxopiperazin-1-yl]acetate

Piperazine Impurity 11

ImpurityLevels of characterisation
Cat. No.
P-P126-060
Formula
C11H18N2O5
Family
Piperazine
Synonyms
Methyl 2-[(3S)-4-(2-methoxy-2-oxoethyl)-3-methyl-5-oxopiperazin-1-yl]acetate

Piperazine Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-P126-036
Formula
C20H20N2S2
Family
Piperazine
Synonyms
1-(Benzo[b]thiophen-4-yl)-4-(2,3-dihydrobenzo[b]thiophen-4-yl)piperazine

Piperazine Impurity 9

ImpurityLevels of characterisation
Cat. No.
P-P126-058
Formula
C15H23N5O
Family
Piperazine
Synonyms
1-Methyl-4-[1-(6-nitroso-3-pyridinyl)piperidin-4-yl]piperazine

Trazodone Impurity 10

ImpurityLevels of characterisation
Cat. No.
P-T182-055
Formula
C13H18Cl2N2
Family
Trazodone
Synonyms
1-(2-Chlorophenyl)-4-(3-chloropropyl)piperazine

Trazodone Impurity 11 Dihydrochloride

ImpurityLevels of characterisation
Cat. No.
P-T182-056
Formula
C17H20ClN5O·2HCl
Family
Trazodone
Synonyms
2-[3-[2-(3-Chloroanilino)ethylamino]propyl]-[1,2,4]triazolo[4,3-a]pyridin-3-one dihydrochloride

Trazodone Impurity 12

ImpurityLevels of characterisation
Cat. No.
P-T182-058
Formula
C6H4N4O2
Family
Trazodone
Synonyms
2-Nitroso-[1,2,4]triazolo[4,3-a]pyridin-3-one

Trazodone Impurity 13

ImpurityLevels of characterisation
Cat. No.
P-T182-059
Formula
C23H29Cl2N5O
Family
Trazodone
Synonyms
1-(3-Chlorophenyl)-2-[3-[1-(3-chlorophenyl)piperazin-2-yl]propyl]-4-nitrosopiperazine

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