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Term:
Parent Terms Term With Siblings Child Terms
diazine +     
pyridazines +     
(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)\{4-[(6-methoxypyridazin-3-yl)sulfamoyl]anilino\}methanesulfonic acid +  
1,3,8-trimethyl-5,10-diphenylpyrimido[1,2]pyrrolo[4,5-b]pyridazine-2,4-dione 
1-(3,4-dimethylphenyl)-4-(4-methyl-1-piperidinyl)phthalazine 
1-phenyl-1,6-dihydropyridazine 
2-(3-\{(2-chloro-4-fluorophenyl)[1-(2-chlorophenyl)-6-oxo-1,6-dihydropyridazin-3-yl]amino\}propyl)-1H-isoindole-1,3(2H)-dione 
2-(4-nitrophenoxy)-1-[4-(4-phenyl-1-phthalazinyl)-1-piperazinyl]ethanone 
2-[(2,6-dichlorophenyl)methyl]-6-phenyl-5-(1-piperidinyl)-3-pyridazinone 
2-[(3-chlorophenyl)methyl]-6-phenyl-5-(1-piperidinyl)-3-pyridazinone 
2-[(4-chlorophenyl)methyl]-6-phenyl-5-(1-piperidinyl)-3-pyridazinone 
2-[2-oxo-2-[4-(4-phenyl-1-phthalazinyl)-1-piperazinyl]ethyl]isoindole-1,3-dione 
2-[4-[[4-(4-methoxyphenyl)-1-phthalazinyl]amino]phenyl]acetamide 
2-[[6-(3,4-dimethoxyphenyl)-3-pyridazinyl]thio]-1-(1-pyrrolidinyl)ethanone 
2-[[6-(3,4-dimethoxyphenyl)-3-pyridazinyl]thio]-1-(4-morpholinyl)ethanone 
2-[[6-(4-ethylphenyl)-3-pyridazinyl]thio]-N-(2-oxolanylmethyl)acetamide 
2-hydroxy-1-(4-methylphenyl)-7-phenyl-3-(phenylmethyl)-4-pyrimido[1,2-b]pyridazin-5-iumone 
3-[3-(4-methylphenyl)-6-oxo-1-pyridazinyl]-N-[2-(2-methyl-1-piperidinyl)ethyl]propanamide 
3-amino-5-(4-bromophenyl)-4-pyridazinecarbonitrile 
3-chloro-6-phenyl-[1,2,4]triazolo[4,3-b]pyridazine 
3-methoxy-6-[4-(3-methylphenyl)piperazin-1-yl]pyridazine 
3-methyl-6-[3-(trifluoromethyl)phenyl]-[1,2,4]triazolo[4,3-b]pyridazine 
3-oxido-4,5-dihydro-[1,2,5]oxadiazolo[3,4-f]cinnolin-3-ium 
3-phenyl-1H-cinnolin-4-one 
4-(2,4-dimethylphenyl)-2H-phthalazin-1-one 
4-(3-bromophenyl)-2-(4-bromophenyl)-7-methylpyrazolo[3,4-d]pyridazine 
4-(3-bromophenyl)-7-methyl-2-(4-methylphenyl)pyrazolo[3,4-d]pyridazine 
4-[6-amino-3-(4-methoxyphenyl)-1-pyridazin-1-iumyl]butanoic acid 
6-(4-ethylphenyl)-3-(methylthio)-[1,2,4]triazolo[4,3-b]pyridazine 
6-[(5-chloro-3-methyl-1-benzofuran-2-yl)sulfonyl]pyridazin-3(2H)-one 
6-phenyl-5-(1-piperidinyl)-2-prop-2-enyl-3-pyridazinone 
azafagomine 
chloridazone-desphenyl 
cyclopyrimorate 
minaprine +  
N,N-dimethyl-6-phenyl-3-pyridazinamine 
N-(3,4-dichlorophenyl)-2-[4-(4-methoxyphenyl)-1-oxo-2-phthalazinyl]acetamide 
N-(3-chlorophenyl)-4-phenyl-1-phthalazinamine 
N-(4-methyl-2-thiazolyl)-2-[(6-phenyl-3-pyridazinyl)thio]acetamide 
N-(5-methyl-3-isoxazolyl)-2-[[6-(4-methylphenyl)-3-pyridazinyl]thio]acetamide 
N-[2-(4-morpholinyl)ethyl]-6,7-dihydro-5H-benzo[2,3]cyclohepta[2,4-d]pyridazin-3-amine 
N-[2-(dimethylamino)ethyl]-2-[3-(4-methylphenyl)-6-oxo-1-pyridazinyl]acetamide 
N-[2-methoxy-5-(3-methyl-4-oxo-1-phthalazinyl)phenyl]-2-(4-methylphenoxy)acetamide 
N-[3-[6-(1-azepanyl)-3-pyridazinyl]phenyl]-4-methylbenzenesulfonamide 
N-[4-([1,2,4]triazolo[4,3-b]pyridazin-6-yl)phenyl]cyclohexanecarboxamide 
N-cyclohexyl-2-[[6-(4-ethoxyphenyl)-3-pyridazinyl]thio]acetamide 
N-methyl-N-(4-methyl-2-thiazolyl)-2-[(6-phenyl-3-pyridazinyl)thio]acetamide 
pyrazine 
Pyridate  
pyridazine 
A diazine that has formula C4H4N2.
pyridazinone +   
pyridazinylpiperidine +  
pyrimidine  
sulfachloropyridazine 
sulfamethoxypyridazine 

Synonyms
Related Synonyms: 1,2-Diazin ;   1,2-diazine ;   Formula=C4H4N2 ;   InChI=1S/C4H4N2/c1-2-4-6-5-3-1/h1-4H ;   InChIKey=PBMFSQRYOILNGV-UHFFFAOYSA-N ;   Pyridazin ;   SMILES=c1ccnnc1 ;   o-diazine ;   orthodiazine
Xrefs: Beilstein:103906 ;   CAS:289-80-5 ;   Gmelin:49310

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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.