tetracyclines methacycline (4S,4aR,5S,5aR,12aS)-4-(dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methylene-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide 442.138 442.41870 6-Demethyl-6-deoxy-5-hydroxy-6-methylenetetracycline 6-Deoxy-6-demethyl-6-methylene-5-oxytetracycline 6-Methylene-5-hydroxytetracycline 6-Methylene-5-oxytetracycline 6-Methyleneoxytetracycline A tetracycline that is the 6-methylene analogue of oxytetracycline, obtained by formal dehydration at position 6. C22H22N2O8 CAS:914-00-1 CHEBI:6805 DrugBank:DB00931 Drug_Central:1727 InChI=1S/C22H22N2O8/c1-7-8-5-4-6-9(25)11(8)16(26)12-10(7)17(27)14-15(24(2)3)18(28)13(21(23)31)20(30)22(14,32)19(12)29/h4-6,10,14-15,17,25,27-29,32H,1H2,2-3H3,(H2,23,31)/t10-,14-,15+,17+,22+/m1/s1 KEGG:C07654 KEGG:D04972 MHIGBKBJSQVXNH-IWVLMIASSA-N Methacyclinum Methylenecycline PMID:1650428 Patent:US2984686 Reaxys:2230316 Rondomycin Tri-methacycline Wikipedia:Methacycline [H][C@@]12[C@@H](O)[C@]3([H])C(=C)c4cccc(O)c4C(=O)C3=C(O)[C@]1(O)C(=O)C(C(N)=O)=C(O)[C@H]2N(C)C chebi_ontology metaciclina metacycline metacyclinum