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天青烯是一种合成的蓝色染料,过去常从挥发油氧化或由环戊烷骈环庚醇(Ⅰ)脱氢制成,但得量不高,制法如下: 天青烯(azulen) 民主德国德累斯顿工业大学纺织染色化学研究院在一系列的多甲炔色素(Polymethin farb-
Azure is a synthetic blue dye used to be produced from the oxidation of volatile oils or from the dehydrogenation of cycloheptanol (I), but in small amounts, as follows: azulen Democracy Germany Dresden Institute of Technology Institute of Textile Staining in a series of polymethrin (Polymethin farb-