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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 55,591-55,600 of 59,523

N4-Acetyl sulfadoxine

ImpurityLevels of characterisation
Cat. No.
P-S105-005
CAS
5018-54-2
Formula
C14H16N4O5S
Family
Sulfadoxine
Synonyms
Sulfadoxine Impurity 3, N-[4-[(5,6-dimethoxypyrimidin-4-yl)sulfamoyl]phenyl]acetamide

Naftopidil-d5

Isotopically labelledLevels of characterisation
Cat. No.
P-N527-002
CAS
2747918-58-5
Formula
C24H23D5N2O3

Nefazodone Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-N027-010
CAS
95885-13-5
Formula
C12H15N3O2
Family
Nefazodone
Synonyms
3-Ethyl-4-(2-phenoxyethyl)-1H-1,2,4-triazol-5-one

Nefazodone-d6 HCl

Isotopically labelledLevels of characterisation
Cat. No.
P-N027-009
CAS
1330236-06-0
Formula
C25H26D6ClN5O2·HCl
Family
Nefazodone

Niclosamide Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-N047-004
CAS
16739-21-2
Formula
C13H7Cl3N2O4
Family
Niclosamide
Synonyms
3,5-Dichloro-N-(2-chloro-4-nitrophenyl)-2-hydroxybenzamide

Niclosamide Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-N047-005
CAS
16739-20-1
Formula
C13H8Cl2N2O4
Family
Niclosamide
Synonyms
3-Chloro-N-(2-chloro-4-nitrophenyl)-2-hydroxybenzamide

Niclosamide Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-N047-006
CAS
4638-49-7
Formula
C13H9ClN2O4
Family
Niclosamide
Synonyms
5-Chloro-2-hydroxy-N-(4-nitrophenyl)benzamide, N-(4-Nitrophenyl)-5-chlorosalicylamide

Niclosamide Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-N047-007
CAS
32853-24-0
Formula
C13H9ClN2O4
Family
Niclosamide
Synonyms
N-(2-chloro-4-nitrophenyl)-2 hydroxybenzamide

Niclosamide-13C6

Isotopically labelledLevels of characterisation
Cat. No.
P-N047-002
CAS
1325808-64-7
Formula
C7¹³C6H8Cl2N2O4
Family
Niclosamide

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