搜索优化
English
全部
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
搜索
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
过去 30 天
时间不限
过去 1 小时
过去 24 小时
过去 7 天
按相关度排序
按时间排序
C&EN
14 天
Selectivity Effects of Hydrogen Acceptors and Catalyst Structures in Alcohol Oxidations ...
Department of Chemistry, Gettysburg College, Gettysburg, Pennsylvania 17325, United States Department of Chemistry and Biochemistry, University of California San Diego, San Diego, California 92093, ...
C&EN
13 天
Palladium-Catalyzed Oxidative Allene–Allene Cross-Coupling
Department of Organic Chemistry, Arrhenius Laboratory, Stockholm University, SE-10691 Stockholm, Sweden ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
今日热点
Trump bans trans athletes
To accept parcels from China
Blocks citizenship order
Ohio warehouse shooting
Eggs worth $40K stolen
Offers buyouts to workforce
Judge tosses last charge
FBI agents won't lose jobs
Lose trademark ownership
Blake Lively sued again
World War II pilot dies
Fox News hires Lara Trump
Alex Jones bankruptcy case
Synagogue shooting plea
To cut 8.5% of its workforce
Security detail revoked
Strikes deal on migrants
Confirmed as HUD secretary
Thousands protest policies
Parked Delta plane struck
Hyde announces retirement
Neil Jacobs to lead NOAA
US trade deficit widens
Renowned saxophonist dies
To stencil 'Choose Love'
US private payrolls rise
Matt Kuchar's father dies
Reaches tentative deal
Second strain in dairy cattle
Abuse scandal settlement
Ends DEI hiring goals
Trump cases review ordered
反馈