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- 用元素分析、IR、1HNMR对合成的两种化合物作了结构表征。 日标物胡椒酸甲酯和胡椒酸乙酯经过初步的动物实验证明具有不同程度的降血酯作用Two kinds of esters sere Synthesized by esterfication of piperinic acid with methonal and ethonal,respectively. The structures of the esters were determined by elemental analysis(EA),IR and 1 HNMR for the first time.
- 血酯lipoprotein
- 血酯酶hemolipase
- 降to drop
- 抗血酯药Antilipemic
- 降血素thyrocalcitonin
- 酯ester
- 降血钾药hypokalemic
- 混血hybrid
- 降序descending order
- 出血hemorrhage
- 降噪denoise
- 酯化esterify
- 丙烯酸酯acrylic ester
- 降下lower
- 内酯lactone
- 降至reduce ... to ...
- 凝血cruor
- 甘油三酯triglyceride
- 降到drop to