释义 |
di·me·don \ˈdīməˌdän\ noun or di·me·done \-ˌdōn\ (-s) Etymology: International Scientific Vocabulary dime- (from dimethyl) + d- (from dihydr-) + -one : a crystalline diketone C8H12O2 made by reaction of mesityl oxide and ethyl malonate and used in the analysis of aldehydes with which it forms insoluble derivatives; 5,5-dimethyl-1,3-cyclohexane-dione |