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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 30,851-30,860 of 36,550

Quinazoline Impurity 10

ImpurityLevels of characterisation
Cat. No.
P-Q019-011
CAS
2223868-81-1
Formula
C20H19N7O2
Synonyms
7-[5-(3-Cyclobutyl-4,5,6,7-tetrahydrobenzotriazol-5-yl)-1,2,4-oxadiazol-3-yl]-1H-quinazolin-4-one

Quinazoline Impurity 11

ImpurityLevels of characterisation
Cat. No.
P-Q019-012
CAS
2308082-82-6
Formula
C16H15N7O2
Synonyms
5-[5-(2-Methyl-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1,2,4-oxadiazol-3-yl]-1,3-dihydrobenzimidazol-2-one

Quinazoline Impurity 12

ImpurityLevels of characterisation
Cat. No.
P-Q019-013
CAS
1949717-60-5
Formula
C17H18N4O2
Synonyms
5-[5-(4,4-Dimethylcyclohexen-1-yl)-1,2,4-oxadiazol-3-yl]-1,3-dihydrobenzimidazol-2-one

Quinazoline Impurity 13

ImpurityLevels of characterisation
Cat. No.
P-Q019-014
CAS
1946232-08-1
Formula
C17H16N6O2
Synonyms
7-[5-(3-Methyl-4,5,6,7-tetrahydrobenzotriazol-5-yl)-1,2,4-oxadiazol-3-yl]-1,3-dihydroindol-2-one

Quinazoline Impurity 14

ImpurityLevels of characterisation
Cat. No.
P-Q019-015
CAS
1223817-17-1
Formula
C21H15Cl2N3O4
Synonyms
2,4-Dichloro-N-[3-[(2-methyl-7-oxo-[1,2]oxazolo[2,3-a]pyrimidin-5-yl)methoxy]phenyl]benzamide

Quinazoline Impurity 15

ImpurityLevels of characterisation
Cat. No.
P-Q019-016
CAS
931962-98-0
Formula
C21H16ClN3O4
Synonyms
4-Chloro-N-[3-[(2-methyl-7-oxo-[1,2]oxazolo[2,3-a]pyrimidin-5-yl)methoxy]phenyl]benzamide

Quinazoline Impurity 16

ImpurityLevels of characterisation
Cat. No.
P-Q019-017
CAS
1115556-54-1
Formula
C23H18ClN3O3
Synonyms
4-Chloro-N-[4-methyl-3-[(4-oxopyrido[1,2-a]pyrimidin-2-yl)methoxy]phenyl]benzamide

Quinazoline Impurity 17

ImpurityLevels of characterisation
Cat. No.
P-Q019-018
CAS
1115299-13-2
Formula
C24H20ClN3O3
Synonyms
4-Chloro-N-[4-methyl-3-[(8-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methoxy]phenyl]benzamide

Quinazoline Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-Q019-003
CAS
1111281-66-3
Formula
C24H20ClN3O3
Synonyms
4-Chloro-N-[4-methyl-3-[(9-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methoxy]phenyl]benzamide

Quinazoline Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-Q019-004
CAS
1031602-89-7
Formula
C23H22ClN5O3
Synonyms
4-Chloro-N-[4-methyl-3-[(7-oxo-1-propyl-[1,2,4]triazolo[1,5-a]pyrimidin-5-yl)methoxy]phenyl]benzamide

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