Synthesis method of salmeterol-related substance G

• Main Authors: REN JUNFENG, LI YINGFU, SU ZHONGHAI, LIU GUANFENG, CHEN DONGHUI, HUANG HAOXI, WU XIANCAI
• Format: Patent
• Language: Chinese; English
• Published: 06.06.2017
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; CHEMISTRY; CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; METALLURGY; ORGANIC CHEMISTRY; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE

The invention discloses a synthesis method of a salmeterol-related substance G. The method is simple in preparation process, easy in obtaining of raw materials, good in controllability and repeatability, and mild in reaction conditions; the obtained salmeterol-related substance G is high in purity; the method is suitable for the amplified synthesis of the related substance G. 本发明公开了种沙美特罗的有关物质G的合成方法。本发明的制备过程简单，原料易得，可控性好，重复性良好，反应条件温和，得到的沙美特罗有关物质G纯度高，适宜于有关物质G的放大合成。