Spectinomycin Sulfate Tetrahydrate - Impurity E (Freebase)

88270-91-1

Spectinomycin Dihydrochloride Pentahydrate - Impurity E (Freebase); (2R,4aR,5aR,6S,7R,8R,9S,9aR,10aS)-6-Amino-4a,7,9-trihydroxy-2-methyl-8-(methylamino)decahydro-4H-pyrano[2,3-b][1,4]benzodioxin-4-one; (2R,4aR,5aR,6S,7R,8R,9S,9aR,10aS)-6-Amino-4a,7,9-trihydroxy-2-methyl-8-(methylamino)decahydro-4H-benzo[b]pyrano[2,3-e][1,4]dioxin-4-one;