![Pyridazine,3,4,6-trifluoro-5-[1,2,2,2-tetrafluoro-1-(trifluoromethyl)ethoxy]-](/structure/138347-49-6.png)
Pyridazine,3,4,6-trifluoro-5-[1,2,2,2-tetrafluoro-1-(trifluoromethyl)ethoxy]-
![Pyridazine,3,4,6-trifluoro-5-[1,2,2,2-tetrafluoro-1-(trifluoromethyl)ethoxy]-](/structure/138347-49-6.png)
Pyridazine,3,4,6-trifluoro-5-[1,2,2,2-tetrafluoro-1-(trifluoromethyl)ethoxy]-
![1(2H)-Pyridazinecarboxylic acid,2-[[(4-ethoxyphenyl)amino]thioxomethyl]tetrahydro-, ethyl ester](/structure/59925-49-4.png)
1(2H)-Pyridazinecarboxylic acid,2-[[(4-ethoxyphenyl)amino]thioxomethyl]tetrahydro-, ethyl ester
![3-Pyridazinecarboxamide,N-(2-cyclopropylethyl)-6-[4-(2,5-difluorobenzoyl)-1-piperazinyl]-](/structure/840489-49-8.png)
3-Pyridazinecarboxamide,N-(2-cyclopropylethyl)-6-[4-(2,5-difluorobenzoyl)-1-piperazinyl]-
![3-Pyridazinecarboxamide,N-(3-methoxyphenyl)-6-[4-[2-(trifluoromethyl)benzoyl]-1-piperazinyl]-](/structure/840492-49-1.png)
3-Pyridazinecarboxamide,N-(3-methoxyphenyl)-6-[4-[2-(trifluoromethyl)benzoyl]-1-piperazinyl]-
![Tetrazolo[1,5-b]pyridazine, 5,6,7,8-tetrahydro-](/structure/54760-49-5.png)


1,3(2H)-Pyridazinedicarboxylic acid, tetrahydro-, 3-(1,1-dimethylethyl)1-(phenylmethyl) ester
![1H-Pyrazolo[1,2-a]pyridazine-1,3(2H)-dione, 5,6-dihydro-](/structure/875215-49-9.png)

![1,2,4-Triazolo[4,3-b]pyridazine,6-(1-piperidinyl)-3-[3-(trifluoromethoxy)phenyl]-](/structure/596824-49-6.png)
1,2,4-Triazolo[4,3-b]pyridazine,6-(1-piperidinyl)-3-[3-(trifluoromethoxy)phenyl]-
![Pyridazine,3,4,6-trifluoro-5-[2,2,4,4,5,5-hexafluoro-3-(trifluoromethyl)-1-imidazolidinyl]-](/structure/111916-49-5.png)
Pyridazine,3,4,6-trifluoro-5-[2,2,4,4,5,5-hexafluoro-3-(trifluoromethyl)-1-imidazolidinyl]-


7-chloro-6-fluoro-1-ethyl-1,4-dihydro-4-oxopyrido(2,3-c)pyridazine-3-carboxylic acid
![FURO[2,3-D]PYRIDAZINE,4,7-DIAMINO-](/structure/18259-49-9.png)

3-chloro-4-(1-chloro-2-methylpropan-2-yl)-6-(phenylsulfonyl)pyridazine

![midazo[1,2-b]pyridazine, carbamic acid deriv](/structure/146233-49-0.png)
![1,4:6,9-Diethanopyridazino[1,2-a]pyridazine, octahydro-](/structure/90046-49-4.png)
![1H-Imidazo[4,5-d]pyridazine, 2-(3,4-dimethoxyphenyl)-, hydrochloride](/structure/88710-49-0.png)
1H-Imidazo[4,5-d]pyridazine, 2-(3,4-dimethoxyphenyl)-, hydrochloride
![3-Pyridazinecarboxamide,N-(3-cyclobutylpropyl)-6-[4-[2-(trifluoromethyl)benzoyl]-1-piperazinyl]-](/structure/840491-49-8.png)
3-Pyridazinecarboxamide,N-(3-cyclobutylpropyl)-6-[4-[2-(trifluoromethyl)benzoyl]-1-piperazinyl]-
![2,2'-[pyridazine-3,6-diylbis(oxy)]bis(N,N-dimethylethanamine)](/structure/4322-49-0.png)
2,2'-[pyridazine-3,6-diylbis(oxy)]bis(N,N-dimethylethanamine)
![1,2,4-Triazolo[4,3-b]pyridazine, 6-chloro-3-(3-methoxypropyl)-](/structure/596825-49-9.png)
1,2,4-Triazolo[4,3-b]pyridazine, 6-chloro-3-(3-methoxypropyl)-
![3-(bromomethyl)-6-[(trifluoromethyl)sulfanyl]pyridazine](/structure/1206524-49-3.png)

![Pyrrolo[1,2-b]pyridazine-5,6-dicarboxylic acid,7-(4-hydroxyphenyl)-2-(4-morpholinyl)-4-phenyl-, diethyl ester](/structure/844875-49-6.png)



![Imidazo[1,2-b]pyridazine,6-chloro-2-[[2-(1,5-dimethyl-1H-pyrazol-3-yl)-1H-imidazol-1-yl]methyl]-3-propyl-](/structure/488116-49-0.png)

1h-(1,2,4)triazolo(1,2-a)pyridazine-1,3(2h)-dione, tetrahydro-2-(3-bromophenyl)-


Pyridazine, 1-(4-cyano-1-naphthalenyl)-2-(2-furanylacetyl)hexahydro-

4-Pyridazinecarboxylic acid,6-(4-fluoro-3-methylphenyl)-2,3-dihydro-3-oxo-2-(phenylmethyl)-
![Pyridazine, 3-[2-[(3R)-3-chloro-1-piperidinyl]ethyl]-6-methoxy-](/structure/630095-49-7.png)
Pyridazine, 3-[2-[(3R)-3-chloro-1-piperidinyl]ethyl]-6-methoxy-
![Pyrimido[4,5-d]pyridazine,1,4-dihydro-5-(4-morpholinyl)-2-phenyl-4,8-bis(phenylmethyl)-](/structure/57315-49-8.png)
Pyrimido[4,5-d]pyridazine,1,4-dihydro-5-(4-morpholinyl)-2-phenyl-4,8-bis(phenylmethyl)-
![Pyrrolo[1,2-b]pyridazine-3-carboxaldehyde,4-(4-fluorophenyl)-7-methyl-2-(1-methylethyl)-5-phenyl-](/structure/139507-49-6.png)
Pyrrolo[1,2-b]pyridazine-3-carboxaldehyde,4-(4-fluorophenyl)-7-methyl-2-(1-methylethyl)-5-phenyl-