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quinazoline Impurity

COMPOUNDCATEGORYCAT. No.CAS. No.ACTIONS
X Structure - 2-(1-Ethyl-1H-pyrazol-4-yl)[1,2,4]triazolo[1,5-c]quinazoline

2-(1-Ethyl-1H-pyrazol-4-yl)[1,2,4]triazolo[1,5-c]quinazoline
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Impurity CS-O-57102 1005691-67-7
X Structure - 2-(1-Methyl-1H-pyrazol-4-yl)[1,2,4]triazolo[1,5-c]quinazoline

2-(1-Methyl-1H-pyrazol-4-yl)[1,2,4]triazolo[1,5-c]quinazolin...
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Impurity CS-O-57100 1005643-71-9
X Structure - 2-(1-Methyl-1H-pyrazol-5-yl)[1,2,4]triazolo[1,5-c]quinazoline

2-(1-Methyl-1H-pyrazol-5-yl)[1,2,4]triazolo[1,5-c]quinazolin...
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Impurity CS-O-57112 1005692-07-8
X Structure - 2-[1-[(4-Chlorophenoxy)methyl]-1H-pyrazol-5-yl][1,2,4]triazolo[1,5-c]quinazoline

2-[1-[(4-Chlorophenoxy)methyl]-1H-pyrazol-5-yl][1,2,4]triazo...
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Impurity CS-O-57099 1005562-82-2
X Structure - 2-Chloromethyl-3-oxo-4-methyl quinazoline

2-Chloromethyl-3-oxo-4-methyl quinazoline
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Impurity CS-O-40456 6640-59-1
X Structure - 4-Amino-6,7dimethoxy-2-(1-piperazinyl)quinazoline dihydrochloride trihydrate

4-Amino-6,7dimethoxy-2-(1-piperazinyl)quinazoline dihydrochl...
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Impurity CS-O-55062 ----
X Structure - 4-Chloro-6-hydroxy-7-methoxyquinazoline

4-Chloro-6-hydroxy-7-methoxyquinazoline
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Impurity CS-M-51712 574745-97-4
X Structure - 4-Chloro-7-(2-chloroethoxy)-6-(2-methoxyethoxy)quinazoline

4-Chloro-7-(2-chloroethoxy)-6-(2-methoxyethoxy)quinazoline
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Impurity CS-T-11327 183322-20-5
X Structure - 6,7-Dimethoxy-N2,N2-dimethylquinazoline-2,4-diamine

6,7-Dimethoxy-N2,N2-dimethylquinazoline-2,4-diamine
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Impurity CS-T-91040 19216-53-6
X Structure - 9-Fluoro-2-(3-pyridinyl)[1,2,4]triazolo[1,5-c]quinazoline

9-Fluoro-2-(3-pyridinyl)[1,2,4]triazolo[1,5-c]quinazoline
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Impurity CS-O-57101 1324056-91-8
X Structure - 9-Fluoro-2-(4-pyridinyl)[1,2,4]triazolo[1,5-c]quinazoline

9-Fluoro-2-(4-pyridinyl)[1,2,4]triazolo[1,5-c]quinazoline
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Impurity CS-O-57098 1324059-08-6
X Structure - Linagliptin Chloroquinazoline impurity

Linagliptin Chloroquinazoline impurity
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Impurity CS-O-47202 2638512-67-9
X Structure - N6-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)quinazoline-4,6-diamine

N6-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)quinazoline-4,6-diam...
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Impurity CS-O-44117 Not Available
X Structure - Repaglinide Quinazoline Impuriy A

Repaglinide Quinazoline Impuriy A
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Impurity CS-O-46913 Not Available
X Structure - Repaglinide Quinazoline Impuriy B

Repaglinide Quinazoline Impuriy B
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Impurity CS-O-46914 Not Available
X Structure - Rosuvastatin Dihydrobenzoquinazoline (3R,5R,6RS)-Isomer

Rosuvastatin Dihydrobenzoquinazoline (3R,5R,6RS)-Isomer
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Impurity CS-O-56157 Not Available
X Structure - Rosuvastatin Dihydrobenzoquinazoline (6S)-Isomer

Rosuvastatin Dihydrobenzoquinazoline (6S)-Isomer
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Impurity CS-O-38626 854898-53-6