The acetolysis,oxidation and hydrolysis reactions in the synthetic process of 16-dehydropregnenolone acetate from diosgenin were studied.
研究了皂素料合成妊娠双烯醇酮醋酸酯生产工艺的开环、氧化和水解3步反应。
Ethylene glycol monoether acetate are synthesized from acetic acid and ethylene glycol monoethyl ether with supported phosphotungstic acid catalyst.
醋酸和乙二醇单乙料,活性白土负载磷钨酸作催化剂,合成了乙二醇单乙醋酸酯。
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They identified the chemical compound vitamin E acetate as a very strong culprit.
他们认为化合维E酸酯" 非常可能的罪魁祸首。"
The animals experienced a buildup of a chemical called acetate, particularly in the large intestine.
因此,酸酯这种化学质这些动的大肠内积累起来。
That location points to gut bacteria, which can produce acetate, as a possible culprit.
该位置指向肠道细菌,这种细菌能产酸酯,的罪魁祸首。
Okay, so the gut bacteria in fat-fed mice make acetate. What does acetate do?
食用高脂饮食的小鼠,其体内肠道细菌可以产酸酯。酸酯的作用什么?
In other studies, Vitamin E acetate was found in liquid from electronic cigarettes and other vaping devices.
其他研究中,电子烟和其他电子烟设备的液体中也发现了维E酸酯。
So the researchers wiped out the microbes using antibiotics or a simple saline wash. And acetate levels plummeted.
因此,研究人员用抗或简单的理盐水来消灭微。这同时也使酸酯浓度下降。
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