桂皮烯

We Factory export forest products as follows:Gum Rosin,Gum Turpentine(All products take to make by best,advanced and universal's a spectrum of steam method,and we severely differentiate material make into 100% Pinus Massoniana,Pinus Marsh,pinus elliotiis and Pinus mixed etc foru products),Pine Oil,Terpineol,α-Pintene,β-Pintene any rosins,Tung Oil,Cassia,Star Aniseed etc.our export have exceed 15years.

我司经常出口的林化产品有：脂松香、脂松节油（全部采用当前中国最先进和常用的连续蒸汽法生产，并严格区分原料生产出纯马尾松、湿地松、南亚松经合松四种产品）、松油、松油醇、α-蒸烯、β-蒎烯、各种树脂产品以及桐油、桂皮、八角等。其中，脂松香和脂松节油是我们的传统出口产品，已有15年的历史了。

Condensation of cinnamaldehyde with methyl crotonate in the presence of alcohol-flee potassium methoxide gives,after hydrolysis,p-phenyl-benzoic acid in low yield.Its structure has been ascertained by direct comparison with an au- thentic sample.

桂皮醛与α-丁烯酸甲酯在催化剂去醇的甲氧基钾影响下进行反应，得到低产率的对-苯基-苯甲酸，共结构经用已知方法所得同样的酸直接加以比较而确定。

The main compounds of essential oils were Pentadecane（20.88%,46.56%）,Ethyl-cinnamate(25.60%,10.94%), Ethyl-p-methoxycinnamate(28.69%,2.41%),3-Carene(3.31%,11.36%).

主要成分均为十五烷（20.88%，46.56%），桂皮酸乙酯(25.60%，10.94%)，对甲氧基桂皮酸乙酯(28.69%，2.41%)，3-蒈烯(3.31%，11.36%)。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。