| 摘要 |
NEW MATERIAL:A camphorene derivative shown by the formula I(R is 1-3C lower alkyl). EXAMPLE:3-(2,2,3-Trimethyl-3-cyclopentene-1-yl)-3-propanol. USE:An aromatic, or spices. For example, useful for cosmetic, soap, detergent, shampoo, aromatic for room, food, drink, drug, chewing gum, toothpaste, etc. PROCESS:An inexpensive and easily obtainable compound shown by the formula II is subjected to an addition reaction with a Grignard reagent, etc. and then hydrolyzed to give a compound shown by the formula III, which is reacted with an acetylating agent so that esterification is carried out, to give a compound shown by the formula I. |
