sch-202,596 sch-202,596 sch-202,596 is a natural product which is a metabolite derived from an aspergillus fungus. it acts as a selective non-peptide antagonist for the receptor gal-1, which is usually activated by the neuropeptide galanin. sch-202,596 is used for scientific research into this still little characterised receptor subtype. sch-202,596clinical dataatc codenoneidentifiers iupac name methyl (2s)-5,7-dichloro-5'-methoxy-6-methyl-3,3'-dioxo-4-(oxy)spiro-1'-carboxylate cas number196615-89-1pubchem cid11758032iuphar/bps6128chemspider9932733chemical and physical dataformulac25h22cl2o12molar mass585.34 g·mol−13d model (jsmol)interactive image smiles o=c(oc)\c4=c\(o)(o)(o)4oc2c(cl)c(c(cl)c1o3(c(=o)c12)c(/c(=o)oc)=c\c(=o)\c=c3\oc)c inchi inchi=1s/c25h22cl2o12/c1-8-15(26)20(38-19-10(23(33)36-3)7-12(29)17(30)18(19)31)14-21(16(8)27)39-25(22(14)32)11(24(34)37-4)5-9(28)6-13(25)35-2/h5-7,12,17-19,29-31h,1-4h3/t12-,17-,18+,19-,25+/m1/s1key:lngfwdfuprzmji-vehfihcqsa-n