1.0 2026-03-31 20:26:07 UTC 2026-05-20 19:26:13 UTC Streptomycin B SmallMolecule Streptomycin B is a compound with the chemical formula C27H49N7O17. Streptomycin B belongs to the carbohydrates and carbohydrate conjugates, a subclass of organooxygen compounds within the organic compounds. With an average molecular weight of 743.72 g/mol, Streptomycin B is a heavy molecule. This substance is found in or released from one recorded source: healthcare, pharmaceuticals & veterinary products (Antibiotics). Recorded exposure routes for the compound include inhalation and oral administration. 1,1'-[(1S,2R,3R,4S,5R,6R)-2,4,5-trihydroxy-6-{[beta-D-mannopyranosyl-(1->4)-2-deoxy-2-(methylamino)-alpha-L-glucopyranosyl-(1->2)-5-deoxy-3-C-formyl-alpha-L-lyxofuranosyl]oxy}cyclohexane-1,3-diyl]diguanidine 2,2'-[(1S,2R,3R,4S,5R,6R)-2,4,5-Trihydroxy-6-{[beta-D-mannopyranosyl-(1->4)-2-deoxy-2-(methylamino)-alpha-L-glucopyranosyl-(1->2)-5-deoxy-3-C-formyl-alpha-L-lyxofuranosyl]oxy}-1,3-cyclohexanediyl]diguu000du000aanidine 204-887-7 Guanidine, N'',N'''''-[(1S,2R,3R,4S,5R,6R)-2,4,5-trihydroxy-6-[[O-beta-D-mannopyranosyl-(1->4)-O-2-deoxy-2-(methylamino)-alpha-L-glucopyranosyl-(1->2)-5-deoxy-3-C-formyl-alpha-L-lyxofuranosyl]oxy]-1,3u000du000a-cyclohexanediyl]bis- guanidine, N,N'''-[(1S,2R,3R,4S,5R,6R)-2,4,5-trihydroxy-6-[[O-beta-D-mannopyranosyl-(1->4)-O-2-deoxy-2-(methylamino)-alpha-L-glucopyranosyl-(1->2)-5-deoxy-3-C-formyl-alpha-L-lyxofuranosyl]oxy]-1,3-cyclohexanediyl]bis- Mannosidostreptomycin Mannosylstreptomycin N,N'''-[(1S,2R,3R,4S,5R,6R)-2,4,5-trihydroxy-6-{[beta-D-mannopyranosyl-(1->4)-2-deoxy-2-(methylamino)-alpha-L-glucopyranosyl-(1->2)-5-deoxy-3-C-formyl-alpha-L-lyxofuranosyl]oxy}cyclohexane-1,3-diyl]di N,N'''-[(1S,2R,3R,4S,5R,6R)-2,4,5-trihydroxy-6-{[beta-D-mannopyranosyl-(1->4)-2-deoxy-2-(methylamino)-alpha-L-glucopyranosyl-(1->2)-5-deoxy-3-C-formyl-alpha-L-lyxofuranosyl]oxy}cyclohexane-1,3-diyl]diguanidine streptomycin B C27H49N7O17 743.721 743.318493 128-45-0 CN[C@H]1[C@H](O)[C@@H](O[C@@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@@H]2O)[C@H](CO)O[C@H]1O[C@H]1[C@H](O[C@H]2[C@H](O)[C@@H](O)[C@H](NC(N)=N)[C@@H](O)[C@@H]2NC(N)=N)O[C@@H](C)[C@]1(O)C=O InChI=1S/C27H49N7O17/c1-6-27(45,5-37)21(24(46-6)50-20-10(34-26(30)31)13(39)9(33-25(28)29)14(40)17(20)43)51-22-11(32-2)15(41)19(8(4-36)48-22)49-23-18(44)16(42)12(38)7(3-35)47-23/h5-24,32,35-36,38-45H,3-4H2,1-2H3,(H4,28,29,33)(H4,30,31,34)/t6-,7+,8-,9+,10-,11-,12+,13+,14-,15-,16-,17+,18-,19-,20+,21-,22-,23-,24-,27+/m0/s1 HQXKELRFXWJXNP-FJYWXVICSA-N Detected and Not Quantified average_mass 743.721 ChemAxon mono_mass 743.318493 ChemAxon smiles CN[C@H]1[C@H](O)[C@@H](O[C@@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@@H]2O)[C@H](CO)O[C@H]1O[C@H]1[C@H](O[C@H]2[C@H](O)[C@@H](O)[C@H](NC(N)=N)[C@@H](O)[C@@H]2NC(N)=N)O[C@@H](C)[C@]1(O)C=O ChemAxon formula C27H49N7O17 ChemAxon inchi InChI=1S/C27H49N7O17/c1-6-27(45,5-37)21(24(46-6)50-20-10(34-26(30)31)13(39)9(33-25(28)29)14(40)17(20)43)51-22-11(32-2)15(41)19(8(4-36)48-22)49-23-18(44)16(42)12(38)7(3-35)47-23/h5-24,32,35-36,38-45H,3-4H2,1-2H3,(H4,28,29,33)(H4,30,31,34)/t6-,7+,8-,9+,10-,11-,12+,13+,14-,15-,16-,17+,18-,19-,20+,21-,22-,23-,24-,27+/m0/s1 ChemAxon inchikey HQXKELRFXWJXNP-FJYWXVICSA-N ChemAxon #<HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f7222ac1d68> 5284622 4447667