doxorubicin anthracycline cation doxorubicin(1+) An anthracycline cation that is the conjugate acid of doxorubicin, arising from protonation of the amino group; major species at pH 7.3. chebi_ontology 544.18134 CHEBI:64816 doxorubicin +1 Reaxys:5898339 C27H30NO11 AOJJSUZBOXZQNB-TZSSRYMLSA-O InChI=1S/C27H29NO11/c1-10-22(31)13(28)6-17(38-10)39-15-8-27(36,16(30)9-29)7-12-19(15)26(35)21-20(24(12)33)23(32)11-4-3-5-14(37-2)18(11)25(21)34/h3-5,10,13,15,17,22,29,31,33,35-36H,6-9,28H2,1-2H3/p+1/t10-,13-,15-,17-,22+,27-/m0/s1 544.52720 COc1cccc2C(=O)c3c(O)c4C[C@](O)(C[C@H](O[C@H]5C[C@H]([NH3+])[C@H](O)[C@H](C)O5)c4c(O)c3C(=O)c12)C(=O)CO doxorubicin cation (1S,3S)-3,5,12-trihydroxy-3-(hydroxyacetyl)-10-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracen-1-yl 3-azaniumyl-2,3,6-trideoxy-alpha-L-lyxo-hexopyranoside