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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 31,951-31,960 of 36,550

Zoledronic Acid Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-Z022-009
CAS
1334703-07-9
Formula
C11H17N2O4·Cl
Family
Zoledronic Acid
Synonyms
1,3-bis(2-ethoxy-2-oxoethyl)-1H-imidazol-3-ium chloride, 1,3-Bis(2-ethoxy-2-oxoethyl)-1H-imidazolium Chloride

N-Acetyl Zonisamide

ImpurityLevels of characterisation
Cat. No.
P-Z026-011
CAS
68936-43-6
Formula
C10H10N2O4S
Family
Zonisamide
Synonyms
Zonisamide Metabolite M8 (N-Acetyl Zonisamide), N-((1,2-Benzisoxazol-3-ylmethyl)sulfonyl)acetamide

Acetylisovaleryltylosin Tartrate

ImpurityLevels of characterisation
Cat. No.
P-T237-008
CAS
63428-13-7
Formula
C53H87NO19·C4H6O6
Family
Tylosin
Synonyms
Acetylisovaleryltylosin Tartrate (Tylvalosin Tartrate), Tylvalosin Tartrate

N-Acetylsulfamic Acid

ImpurityLevels of characterisation
Cat. No.
P-S404-005
CAS
730918-76-0
Formula
C2H5NO4S

Allopregnanolone Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-A081-012
CAS
481-10-7
Formula
C21H34O3
Family
Allopregnanolone
Synonyms
5beta-Pregnane-3alpha,16alpha-diol-20-one, Pregnan-20-one, 3,16-dihydroxy-, (3alpha,5beta,16alpha)-

Azelnidipine Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-A236-006
CAS
170749-59-4
Formula
C19H21N3O2·C2H4O2
Family
Azelnidipine
Synonyms
1-Benzhydrylazetidin-3-YL 3-amino-3-iminopropanoate acetate, Amidinoacetic acid (1-benzhydryl-3-azetidinyl) ester acetate

Azelnidipine Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-A236-007
CAS
1360462-97-0
Formula
C16H18N2O6
Family
Azelnidipine
Synonyms
Propan-2-yl 3-hydroxy-6-methyl-4-(3-nitrophenyl)-2-oxo-3,4-dihydro-1H-pyridine-5-carboxylate, Isopropyl 5-Hydroxy-2-methyl-4-(3-nitrophenyl)-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate

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