、 镁 、 正溴丁烷 、 2-甲基-2-戊烯醛 在
crude product 作用下,
以
乙醚 为溶剂,
以gives 124.2 g (79.5%) of olfactorily good 4-methyl-3-nonen-5-ol of boiling point 89°-90° C./12 mm Hg的产率得到4-Methylnon-3-en-5-ol
The invention is concerned with compounds of the formula: ##STR1## wherein one of the symbols R.sup.1, R.sup.2 and R.sup.3 stands for methyl or ethyl and the others stand for hydrogen and R.sup.4 signifies hydrogen or methyl, with the proviso that R.sup.4 represents hydrogen when R.sup.1 and R.sup.2 both represent hydrogen and R.sup.3 represents methyl and their use as odorants and flavorants.
The invention is concerned with compounds of the formula: ##STR1## wherein one of the symbols R.sup.1,R.sup.2 and R.sup.3 stands for methyl or ethyl and the others stand for hydrogen and R.sup.4 signifies hydrogen or methyl, with the proviso that R.sup.4 represents hydrogen when R.sup.1 and R.sup.2 both represent hydrogen and R.sup.3 represents methyl and their use as odorants and flavorants.