2,8" /> 2,8" />
dimethyl-1,3 tetrahydro-5,6,7,8 4H cyclohepta(c)thiophene one-4;1,3-Dimethyl-5,6,7,8-tetrahydro-4 H-cyclohepta[1,2-c]-thiophen-4-one;1,3-Dimethyl-5,6,7,8-tetrahydro-cyclohepta[c]thiophen-4-one;
陕西缔都化学有限公司
联系商家时请提及chemicalbook,有助于交易顺利完成!
WYL