红霉素e肟-凯发网址登录

cas no:n/a||chemical formula:c37h66n2o14||molecular weight:762.93500||exact mass:762.45140||(2s,4r,4a'r,5s,6s,7'r,8's,9'r,10's,12'r,14'r,15'r,16's,16a's,e)-15'-(((2s,3r,4s,6r)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2h-pyran-2-yl)oxy)-7'-ethyl-5,8',9',14'-tetrahydroxy-11'-(hydroxyimino)-4-methoxy-4,6,8',10',12',14',16'-heptamethylhexadecahydro-4'h,5'h-spiro[pyran-2,2'-[1,3]dioxino[5,4-c][1]oxacyclotetradecin]-5'-one