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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 3,921-3,930 of 5,812

Doxazosin USP Related Compound G

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D180-022
CAS
664347-52-8
Formula
C10H11N3O3
Family
Doxazosin
Synonyms
4-Amino-6,7-dimethoxyquinazolin-2(1h)-one, 4-amino-6,7-dimethoxy-1H-quinazolin-2-one

Doxazosin USP Related Compound G HCl

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D180-023
CAS
134749-43-2
Formula
C10H11N3O3·HCl
Family
Doxazosin
Synonyms
2(1H)-Quinazolinone, 4-amino-6,7-dimethoxy-, monohydrochloride, Doxazosin Related Compound G HCl

rac-erythro Methylphenidate

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-M096-029
CAS
20748-12-3
Formula
C14H19NO2
Family
Methylphenidate
Synonyms
methyl (S)-phenyl((R)-piperidin-2-yl)acetate, methyl (2S)-2-phenyl-2-[(2R)-piperidin-2-yl]acetate

Gestodene EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-G030-007
CAS
2143949-52-2
Formula
C21H24O3
Family
Gestodene
Synonyms
6-Keto-gestodene

Gestodene EP Impurity F

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-G030-008
CAS
267650-77-1
Formula
C23H30O4
Family
Gestodene
Synonyms
15-alpha-acetoxy Gestodene

Gestodene EP Impurity G

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-G030-009
CAS
1421283-59-1
Formula
C22H26O2
Family
Gestodene
Synonyms
Gestodene Aromate, Aromatic Gestodene

Gestodene EP Impurity K

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-G030-011
CAS
1421283-61-5
Formula
C21H22O3
Family
Gestodene
Synonyms
Aromatic 6-Keto Gestodene, Gestodene EP Impurity K (Aromatic 6-Keto Gestodene)

Granisetron EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-G059-002
CAS
127472-42-8
Formula
C18H24N4O
Family
Granisetron
Synonyms
1-Desmethyl 2-Methyl Granisetron, Granisetron Impurity A

Granisetron EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-G059-003
CAS
107007-95-4
Formula
C17H22N4O
Family
Granisetron
Synonyms
1-Desmethyl Granisetron, N-(9-methyl-9-azabicyclo[3.3.1]nonan-3-yl)-1H-indazole-3-carboxamide

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