Synthesis method of riociguat impurity C

The invention relates to a synthesis method of riociguat impurity C. The following synthesis route is adopted. Wherein X is F, Cl, Br or I. The synthetic route has the advantages of high yield, simplicity, high purity and the like. 本发明涉及一种利奥西呱杂质C的合成方法，采用以下合成路线。其中，X为F、Cl、Br或I。该合成路线具有收率高、简单、纯度高等优点。...

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Bibliographische Detailangaben
Hauptverfasser:	WANG ZHONGQING, LIAO SHOUZHU, ZHAO HUANCHEN, WU BINPENG, YANG ZAIYOU, LUO YONGFENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	The invention relates to a synthesis method of riociguat impurity C. The following synthesis route is adopted. Wherein X is F, Cl, Br or I. The synthetic route has the advantages of high yield, simplicity, high purity and the like. 本发明涉及一种利奥西呱杂质C的合成方法，采用以下合成路线。其中，X为F、Cl、Br或I。该合成路线具有收率高、简单、纯度高等优点。