is conjugate acid of penicillin hetacillin(1-) hetacillin (2S,5R,6R)-6-[(4R)-2,2-dimethyl-5-oxo-4-phenylimidazolidin-1-yl]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 389.141 389.46900 6beta-[(4R)-2,2-dimethyl-5-oxo-4-phenylimidazolidin-1-yl]-2,2-dimethylpenam-3alpha-carboxylic acid 6beta-[(4R)-2,2-dimethyl-5-oxo-4-phenylimidazolidin-1-yl]penicillanic acid Beilstein:5405483 C19H23N3O4S CAS:3511-16-8 CHEBI:5683 DXVUYOAEDJXBPY-NFFDBFGFSA-N DrugBank:DB00739 Drug_Central:1363 Hetacillin InChI=1S/C19H23N3O4S/c1-18(2)13(17(25)26)21-15(24)12(16(21)27-18)22-14(23)11(20-19(22,3)4)10-8-6-5-7-9-10/h5-9,11-13,16,20H,1-4H3,(H,25,26)/t11-,12-,13+,16-/m1/s1 KEGG:C11729 KEGG:D01074 Patent:US3198804 Wikipedia:Hetacillin [H][C@]12SC(C)(C)[C@@H](N1C(=O)[C@H]2N1C(=O)[C@H](NC1(C)C)c1ccccc1)C(O)=O chebi_ontology hetacilina hetacillin hetacilline hetacillinum