2-(2,4-Hexadiynylidene)-1,6-dioxaspiro[4.5]decane-3,4-dicarboxylic acid dimethyl ester
CAS No. 54089-11-1
2-(2,4-Hexadiynylidene)-1,6-dioxaspiro[4.5]decane-3,4-dicarboxylic acid dimethyl ester
4-乙基-5-(4-吡啶基)-4H-1,2,4-三唑-3-硫醇
Co.3H3O3P.2H2O 26008-76-4