P - methoxybenzeneacetonitrile was prepared in 34.8 % yield starting from anisole, via chloromethylation, cyanogenation and fractional distillation. 以苯甲醚为原料,经过氯甲基化, 氰化反应后, 通过精馏获得对甲氧基苯乙腈,总收率为34.8%.
Can you furnish the committee with statements of the costs?你能把开支清单提交委员会 吗 ?We propose to furnish our own house according to our own taste.我们建议按自己的爱好布置自己的房子.His proposal shall furnish the basis for our discussion.他的提议成为我们...
We were put at a serious disadvantage.我们被置于非常不利的地位。They labored under the disadvantage of not having enough money.他们苦于得不到足够的资金.But there is a disadvantage to be set against this fact.尽管事实如此,相比之下,仍有不利之处.The children from ...
In this paper the origin and development of octyl and decyl glycerate was introduced.本文介绍了辛癸酸甘油酯这一产品的起源、发展.The only available hyperimmune serum was of equine origin.唯一可得到的超免疫血清来源于马.For thetempeture - changed martensitic ...
She was taken to hospital, apparently amnesiac and shocked.她被送往医院，好像是受了惊吓出现了失忆。Rudolph said no more. Apparently he was a man of few words.鲁道夫没再说话。看来他是个寡言少语的人。Modern tennis rackets are now apparently 20 per cent lighter.现...