midecamycin midecamycin midecamycin is a macrolide antibiotic that is synthesized from streptomyces mycarofaciens. midecamycinclinical dataahfs/drugs.cominternational drug namesatc codej01fa03 (who) identifiers iupac name (2s,3s,4r,6s)-6--2-methyloxan-3-yl]oxy}-4-hydroxy-2,4-dimethyloxan-3-yl propanoate cas number35457-80-8 ypubchem cid5382853chemspider4445365 yuniin34z0y5uh7keggd01339 ycomptox dashboard (epa)dtxsid5045463 echa infocard100.047.784 chemical and physical dataformulac41h67no15molar mass813.979 g·mol−13d model (jsmol)interactive imagemelting point155 to 156 °c (311 to 313 °f)solubility in watersoluble in acidic/low ph water; very soluble in methanol, chloroform, ethyl acetate, benzene, ethyl ether; almost completely in ethanol(>95.5) mg/ml (20 °c) smiles o=cc3c(c)(o)/c=c/c=c/c(oc(=o)c(oc(=o)cc)(oc)3o2o((o1o((oc(=o)cc)(o)(c1)c)c)(n(c)c)2o)c)c inchi inchi=1s/c41h67no15/c1-11-30(45)54-29-21-32(47)51-24(4)16-14-13-15-17-28(44)23(3)20-27(18-19-43)37(38(29)50-10)57-40-35(48)34(42(8)9)36(25(5)53-40)56-33-22-41(7,49)39(26(6)52-33)55-31(46)12-2/h13-15,17,19,23-29,33-40,44,48-49h,11-12,16,18,20-22h2,1-10h3/b14-13+,17-15+/t23-,24-,25-,26+,27+,28+,29-,33+,34-,35-,36-,37+,38+,39+,40+,41-/m1/s1 ykey:dmuapqtxssnedd-qaljcmccsa-n y (verify) physical properties its melting point may vary depending on the compound type and the source consulted. for example, the merck index gives a melting point of 155-156 celsius for the a1 type while the japanese pharmacopoeia reports 153-158 celsius. the merck index also gives a melting point of 122-125 celsius for the a3 type.