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![Structure - 2-(1-Ethyl-1H-pyrazol-4-yl)[1,2,4]triazolo[1,5-c]quinazoline](https://structures.clearsynth.com/CS-O-57102.PNG)
Useful research chemical for a range of applications.
quinazoline Impurity
![Structure - 2-(1-Methyl-1H-pyrazol-4-yl)[1,2,4]triazolo[1,5-c]quinazoline](https://structures.clearsynth.com/CS-O-57100.JPG)
Useful research chemical for a range of applications.
quinazoline Impurity
![Structure - 2-(1-Methyl-1H-pyrazol-5-yl)[1,2,4]triazolo[1,5-c]quinazoline](https://structures.clearsynth.com/CS-O-57112.PNG)
Useful research chemical for a range of applications.
quinazoline Impurity
![Structure - 2-[1-[(4-Chlorophenoxy)methyl]-1H-pyrazol-5-yl][1,2,4]triazolo[1,5-c]quinazoline](https://structures.clearsynth.com/CS-O-57099.PNG)
Useful research chemical for a range of applications.
quinazoline Impurity
Useful research chemical for a range of applications.
Chloroquinazoline Intermediate
![Structure - 9-Fluoro-2-(3-pyridinyl)[1,2,4]triazolo[1,5-c]quinazoline](https://structures.clearsynth.com/CS-O-571012.JPG)
Useful research chemical for a range of applications.
quinazoline Impurity
![Structure - 9-Fluoro-2-(4-pyridinyl)[1,2,4]triazolo[1,5-c]quinazoline](https://structures.clearsynth.com/CS-O-57098.PNG)
Useful research chemical for a range of applications.
quinazoline Impurity
Useful research chemical for a range of applications.
Afatinib Intermediate
Useful research chemical for a range of applications.
Linagliptin Intermediate
Useful research chemical for a range of applications.
. Fine Chemicals
Useful research chemical for a range of applications.
Prazosin Impurity
Useful research chemical for a range of applications.
4-chloro-2-(4-chlorophenyl)-6,7,8-trimethoxyquinazoline Intermediate
Useful research chemical for a range of applications.
4-Chloro-6-(trifluoromethyl)quinazoline Fine Chemicals
Useful research chemical for a range of applications.
4-chloro-6,7,8-trimethoxy-2-(4-methoxyphenyl)quinazoline Intermediate
Useful research chemical for a range of applications.
4-chloro-6,7,8-trimethoxy-2-(pyridin-3-yl)quinazoline Intermediate
Useful research chemical for a range of applications.
4-chloro-6,7,8-trimethoxy-2-phenylquinazoline Intermediate
Useful research chemical for a range of applications.
Erlotinib Intermediate
Useful research chemical for a range of applications.
Fruquintinib
Useful research chemical for a range of applications.
4-Chloro-7-methoxy-6-nitroquinazoline Fine Chemicals
Useful research chemical for a range of applications.
4-Chloroquinazoline-6,7-diol Fine Chemicals
Useful research chemical for a range of applications.
Terazosin Intermediate
Useful research chemical for a range of applications.
6,7-Dimethoxyquinazoline Fine Chemicals
Useful research chemical for a range of applications.
6-chloro-4-(2-chlorophenyl)-2-quinazoline-2-carboxylic acid Fine Chemicals
Useful research chemical for a range of applications.
6-nitroquinazoline Fine Chemicals
Useful research chemical for a range of applications.
Ambroxol Therapeutic
Useful research chemical for a range of applications.
Linagliptin Impurity
![Structure - Methyl 8-fluoro-3,4-dihydro-2-[4-(3-methoxyphenyl)-1-piperazinyl]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-4-quinazolineacetate](https://structures.clearsynth.com/CS-O-48636.PNG)
Useful research chemical for a range of applications.
Letermovir Intermediate
![Structure - Methyl 8-fluoro-3,4-dihydro-2-[4-[3-(methoxy-d3)phenyl]-1-piperazinyl]-3-[2-(methoxy-d3)-5-(trifluoromethyl)phenyl]-4-quinazolineacetate](https://structures.clearsynth.com/CS-O-48629.PNG)
Useful research chemical for a range of applications.
Letermovir Stable Isotopes
![Structure - Methyl 8-Fluoro-3,4-Dihydro-2-[4-[3-(Methoxy-d3)Phenyl]-1-Piperazinyl]-3-[2-Methoxy-5-(Trifluoromethyl)Phenyl]-4-Quinazolineacetate](https://structures.clearsynth.com/CS-O-48635.PNG)
Useful research chemical for a range of applications.
Letermovir Stable Isotopes
Useful research chemical for a range of applications.
Tucatinib Impurity
Useful research chemical for a range of applications.
Repaglinide Impurity
Useful research chemical for a range of applications.
Repaglinide Impurity
Useful research chemical for a range of applications.
Rosuvastatin Impurity
Useful research chemical for a range of applications.
Rosuvastatin Impurity
![Structure - 2-Chloro-N-[4-chloro-2-[(hydroxyimino)phenylmethyl]phenyl]acetamide](https://structures.clearsynth.com/CS-O-16286_20251015_094600.PNG)
Useful research chemical for a range of applications.
Quinazoline Impurity
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