Buspirone buspirone 1827 8-(4-(4-(2-Pyrimidinyl)-1-piperizinyl)butyl)-8-azaspiro(4,5)decane-7,9-dione 8-[4-(4-pyrimidin-2-ylpiperazin-1-yl)butyl]-8-azaspiro[4.5]decane-7,9-dione An azaspiro compound that has formula C21H31N5O2. Beilstein:964904 Buspirone C21H31N5O2 CHEBI:3223 ChemIDplus:36505-84-7 DrugBank:DB00490 InChI=1S/C21H31N5O2/c27-18-16-21(6-1-2-7-21)17-19(28)26(18)11-4-3-10-24-12-14-25(15-13-24)20-22-8-5-9-23-20/h5,8-9H,1-4,6-7,10-17H2 InChIKey=QWCRAEMEVRGPNT-UHFFFAOYSA-N KEGG COMPOUND:36505-84-7 KEGG COMPOUND:C06861 KEGG DRUG:D07593 O=C1CC2(CCCC2)CC(=O)N1CCCCN1CCN(CC1)c1ncccn1 Patent:DE2057845 Patent:US3717634 Wikipedia:Buspirone buspirona buspirone buspironum azaspiro compound pyrimidines N-alkylpiperazine N-arylpiperazine