all items  in current results   Refine your search within these categories: 01. Food Nutrient & Dietary Chemicals (group results) Nitrogen components (1) 02. Food Pesticide Chemicals with Regulated Residues on Food Commodities 03. Biological Effects of Specific Chemicals: all > biochemical uses [CHEBI:52206] > enzyme inhibitor [CHEBI:23924] > phosphodiesterase inhibitor [CHEBI:50218] (group results) (2R,3S)-EHNA hydrochloride [CHEBI:64139] (1) (2R,3S)-EHNA [CHEBI:63058] (1) 3-methylflavone-8-carboxylic acid [CHEBI:61237] (1) adenosine phosphodiesterase inhibitor [CHEBI:50444] (1) avanafil [CHEBI:66876] (1) caffeine [CHEBI:27732] (1) DPCPX [CHEBI:73282] (1) N-ethyl-5'-carboxamidoadenosine [CHEBI:73284] (1) phosphodiesterase III inhibitor [CHEBI:50568] (2) phosphodiesterase IV inhibitor [CHEBI:68844] (1) more... 04. Bioactive Capabilities of Specific Chemicals (group results) Oxidoreductases [EC:1] (1) Transferases [EC:2] (1) 05. Industrial Uses (group results) anti-inflammatory agent [CHEBI:67079] (1) pharmaceutical [CHEBI:52217] (12) 06. Name of Biological Source of Chemical 07. Part of Biological Source of Chemical 08. Chemical Category: all > main group molecular entity [CHEBI:33579] > p-block molecular entity [CHEBI:33675] carbon group molecular entity [CHEBI:33582] (15) chalcogen molecular entity [CHEBI:33304] (7) halogen molecular entity [CHEBI:24471] (3) pnictogen molecular entity [CHEBI:33302] (14) 09. Chemical Capabilities Recently Viewed Items Go to Item History

These terms define your current search. Click the × to remove a term. 08. Chemical Category: main group molecular entity [CHEBI:33579] > p-block molecular entity [CHEBI:33675] × 03. Biological Effects of Specific Chemicals: biochemical uses [CHEBI:52206] > enzyme inhibitor [CHEBI:23924] > phosphodiesterase inhibitor [CHEBI:50218] × 16 items, grouped by 08. Chemical Category (view ungrouped items) carbon group molecular entity [CHEBI:33582] (15)    [CHEBI:4653]   dipyridamole               [CHEBI:27732]   caffeine               [CHEBI:28177]   theophylline               [CHEBI:31401]   cilostazol               [CHEBI:32003]   pimobendan               [CHEBI:34988]   sulmazole               [CHEBI:46295]   vardenafil               [CHEBI:47657]   roflumilast               [CHEBI:50567]   levosimendan               [CHEBI:61237]   3-methylflavone-8-carboxylic acid               [CHEBI:63058]   (2R,3S)-EHNA               [CHEBI:66876]   avanafil               [CHEBI:71940]   tadalafil               [CHEBI:73282]   DPCPX               [CHEBI:73284]   N-ethyl-5'-carboxamidoadenosine               chalcogen molecular entity [CHEBI:33304] (7)    [CHEBI:34988]   sulmazole               [CHEBI:46295]   vardenafil               [CHEBI:47657]   roflumilast               [CHEBI:61237]   3-methylflavone-8-carboxylic acid               [CHEBI:66876]   avanafil               [CHEBI:71940]   tadalafil               [CHEBI:73284]   N-ethyl-5'-carboxamidoadenosine               halogen molecular entity [CHEBI:24471] (3)    [CHEBI:47657]   roflumilast               [CHEBI:64139]   (2R,3S)-EHNA hydrochloride               [CHEBI:66876]   avanafil               pnictogen molecular entity [CHEBI:33302] (14)    [CHEBI:4653]   dipyridamole               [CHEBI:27732]   caffeine               [CHEBI:28177]   theophylline               [CHEBI:31401]   cilostazol               [CHEBI:32003]   pimobendan               [CHEBI:34988]   sulmazole               [CHEBI:46295]   vardenafil               [CHEBI:47657]   roflumilast               [CHEBI:50567]   levosimendan               [CHEBI:63058]   (2R,3S)-EHNA               [CHEBI:66876]   avanafil               [CHEBI:71940]   tadalafil               [CHEBI:73282]   DPCPX               [CHEBI:73284]   N-ethyl-5'-carboxamidoadenosine