盐酸大观霉素杂质E 货号:S017004 英文名:Spectinomycin Impurity E 同义词:(2R,4aR,5aR,6S,7R,8R,9S,9aR,10aS)-6-amino-4a,7,9-trihydroxy-2-methyl-8-(methylamino)octahydro-2H-benzo[b]pyrano[2,3-e][1,4]dioxin-4(3H)-one CAS号:N/A 分子式:C13H22N2O7 分子量:318.32 询价订购