专利号:US-2014371464-A1 优先权日:2012-02-03 标 题:Process for the preparation of chiral isoxazoline azetidine derivatives as antiparasitic agents 发明人:BILLEN DENIS; GREENWOOD SEAN DAVID WILLIAM; STUK TIMOTHY LEE 权利人:ZOETIS LLC 摘要:The invention recites a chiral process for the synthesis of isoxazoline azetidine phenyl substituted derivatives of Formula (1) stereoisomers thereof, veterinarily acceptable salts thereof, processes for making, and their use as a parasiticide in an animal. The variables *, R 1a , R 1b , R 1c , R 2 , and R 3 are as described herein
专利号:US-5026894-A 优先权日:1990-03-12 标题 :Compound for use in the synthesis of semiconducting polymers with perpendicularly arranged cores and method of synthesizing said compound 发明人:TOUR JAMES M; WU RUILIAN; SCHUMM JEFFRY S 权利人:UNIV SOUTH CAROLINA 摘要:The stereochemical structure necessary for preparation of perpendicularly arranged cores is provided by a compound of the formula ##STR1## This compound can be synthesized by the reaction of ##STR2## with bromine in the presence of FeCl 3 .
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