四个胆色素原分子结合形成一个线性四吡咯。
Four molecules of porphobilinogen combine to form a linear tetrapyrrole.
本文主要对四吡咯化合物的光动力灭蝇活性及抗类风湿性关节炎的作用进行研究。
This paper was aimed to study the photodynamic effects of tetrapyrrole compounds on insects and rheumatoid arthritis models.
天然环状四吡咯化合物包括卟啉、卟吩、细菌卟吩、异菌卟吩以及可啉等类物质，其合成研究是目前有机合成领域的热点之一。
The synthesis of natural cyclic tetrapyrroles which include porphyrins, chlorins, bacteriochlorins, isobacteriochlorins and corrins is presently one of the most attractive fields in organic synthesis.
简要考察了不同活性组分对合成四氢吡咯的影响。
Briefly investigated the effect of different active component on synthesizing pyrrolidine.
然后，在无水THF中用氢化铝锂还原，得纯的手性2 ，4 二羟甲基四氢吡咯衍生物。
All of the 2,4 pyrrolindinediester derivatives were reduced with lithium aluminum hydride in anhydrous THF, and ten new chiral 2,4 Dihydroxylmethylpyrrolidine derivatives were found.
本发明公开了一种由吡咯、芳香醛和空气为原料高产率合成四芳基卟啉的方法和设备。
The invention discloses a method and an apparatus for the synthesis of tetaraary porphyrin at high yield with raw materials including pyrrole, aromatic aldehyde and air.
对聚乙烯吡咯烷酮（PVP-K30）改性纳米零价铁（NZVI）用于水中四环素（TC）的去除进行研究。
Nanoscale zerovalent iron (NZVI) modified by polyvinylpyrrolidone (PVP-K30) was applied to remove tetracycline (TC) from aqueous solutions.
对聚乙烯吡咯烷酮（PVP-K30）改性纳米零价铁（NZVI）用于水中四环素（TC）的去除进行研究。
Nanoscale zerovalent iron (NZVI) modified by polyvinylpyrrolidone (PVP-K30) was applied to remove tetracycline (TC) from aqueous solutions.
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