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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 6,571-6,580 of 36,550

Regadenoson Impurity 20

ImpurityLevels of characterisation
Cat. No.
P-R025-041
Formula
C14H16N8O5
Family
Regadenoson
Synonyms
1-[6-Amino-9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]purin-2-yl]pyrazole-4-carboxamide

Regadenoson Impurity 23

ImpurityLevels of characterisation
Cat. No.
P-R025-044
Formula
C10H12ClN5O4
Family
Regadenoson
Synonyms
(2R,3S,4R,5R)-2-(6-Amino-2-chloropurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol

Regadenoson Impurity 24

ImpurityLevels of characterisation
Cat. No.
P-R025-045
Formula
C20H22N10O6
Family
Regadenoson
Synonyms
1-[9-[(2R,3R,4S,5R)-3,4-Dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-2-[4-(methylcarbamoyl)pyrazol-1-yl]purin-6-yl]-N-methylpyrazole-4-carboxamide

Regadenoson Impurity 25

ImpurityLevels of characterisation
Cat. No.
P-R025-046
Formula
C20H20N8O8
Family
Regadenoson
Synonyms
Methyl 1-[9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-2-(4-methoxycarbonylpyrazol-1-yl)purin-6-yl]pyrazole-4-carboxylate

Regadenoson Impurity 28

ImpurityLevels of characterisation
Cat. No.
P-R025-049
Formula
C20H26N12O8
Family
Regadenoson
Synonyms
(2R,3R,4S,5R)-2-[6-Amino-2-[2-[6-amino-9-[(2S,3S,4R,5S)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]purin-2-yl]hydrazinyl]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol

Regadenoson Impurity 8

ImpurityLevels of characterisation
Cat. No.
P-R025-029
Formula
C10H12ClN5O4
Family
Regadenoson
Synonyms
(2S,3R,4S,5R)-2-(6-Amino-2-chloropurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol

Regadenoson Impurity 9

ImpurityLevels of characterisation
Cat. No.
P-R025-030
Formula
C16H20N8O5
Family
Regadenoson
Synonyms
1-[6-Amino-9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]purin-2-yl]-N,N-dimethylpyrazole-4-carboxamide

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