炔

Das Zeichen "炔" hat 8 Striche. "炔" ist eines der 3500 gängigen Zeichen. Das Zeichen "炔" hat 1 Aussprachen, . Die Aussprachen von "炔" sind "quē" . Strichfolge von "炔" ansehen>>

Grundbedeutung des chinesischen Zeichens "炔"

n.: alkyne

• alkyne : n.炔

Wörter mit "炔"

Beispielsätze mit "炔"

• 本发明涉及一种酮与乙炔反应合成炔醇的方法。

  The invention relates a method of synthesizing alkynol with ketone and acetylene.

• 本论文的第二部分工作是3-氟（2-氟）-4炔丙基苄醇的合成探讨。

  The second part of this paper relates to the synthesis of 3(2)-fluoro-4-propargyl- benzyl alcohol.

• 当镍阳极处于钝化状态时阳极上有氯气产生，炔醇类氧化物的生成速度较快。

  When the nickel anode was in the passivation state, there yielded chlorine gas on the anode and the generation rate of the alkynol oxides was faster.

• 方法通过PC12细胞、新生鼠脊髓背根神经节研究人参炔醇的神经营养和保护作用。

  METHODS The neu-rites of PC12 and dorsal root ganglion of rats were used as screen models to study the neurotrophic and neuroprotective effects of panaxynol.

• 综述了近几年来关环复分解（RCM）反应的研究新进展，包括了烯烃、烯-炔的RCM反应。

  Recent advances in ring closing metathesis (RCM) reaction, including olefin and enyne metathesis reaction are reviewed.

• 本章主要综述了碳碳叁键形成反应的研究进展，重点对羰基炔丙基化反应进行了较为详细的概述。

  This chapter mainly investigated the recent progress in the formation carbon-carbon triple bond, especially depicted and reviewed the propargylation reaction of carbonyl compounds in detail.

• 第一部分是以基于锌粉-溴丙炔体系的、非对映选择性的炔丙基化反应为关键步骤，合成天然及类天然产物。

  The first part describes the syntheses of natural products and natural-like products by means of diastereoselective propargylation as the key step.