neamine neamine neamine (neomycin a) is a degradation product of the aminoglycoside antibiotic neomycin. neamineclinical dataother namesneomycin aidentifiers iupac name (1r,2r,3s,4r,6s)-4,6-diamino-2,3-dihydroxycyclohexyl 2,6-diamino-2,6-dideoxy-α-d-glucopyranoside cas number3947-65-7pubchem cid72392drugbankdb04808chemspider65325unii5981u00ly0comptox dashboard (epa)dtxsid7023358 chemical and physical dataformulac12h26n4o6molar mass322.362 g·mol−13d model (jsmol)interactive image smiles o(1(o)(o)(n)c1n)2o((o)(o)2n)cn inchi inchi=1s/c12h26n4o6/c13-2-5-8(18)9(19)6(16)12(21-5)22-11-4(15)1-3(14)7(17)10(11)20/h3-12,17-20h,1-2,13-16h2/t3-,4+,5-,6-,7+,8-,9-,10-,11-,12-/m1/s1key:syjxfkpqnsdjli-hkeusbcwsa-n