搜索优化
English
全部
搜索
图片
视频
地图
资讯
Copilot
更多
购物
航班
旅游
酒店
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
最新
最佳匹配
资讯
搜狐
4 年
Michael加成反应机理图
迈克尔加成反应(Michael Addition)在碱催化下能提供亲核负碳离子的化合物和一个亲电共轭体系发生的共轭加成反应。是有机化学中的经典反应,是构筑碳-碳键的最常用方法之一。有时也称为1,4-加成、共轭加成。共振稳定的碳负离子对活化烯烃的 1,4-加成(共轭 ...
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
Upholds TN trans care ban
Rejects call to surrender
'Lilo & Stitch' actor dies
Girl Scouts rescued
Bonanza Fire spreads
TX stops border wall funding
Sued for sexual assault
Reports over $2M in income
7 charged in jewelry heist
Panthers win Stanley Cup
ISR begins airlift operation
Altman reveals Meta offer
Senate passes stablecoin bill
Iran's top commander killed?
Colorful galaxy revealed
Senators seek more security
Taken to hospital
CEO: AI to shrink workforce
Mayoral candidate arrested
Trusty to serve on FCC
Deletes posts on shooting
Food Network star dies
FL AG held in contempt
Says he won't call Gov. Walz
Lyles calls off race w/ Hill
To offer faster drug reviews
US moving fighter jets
Musk's X sues New York
Judge blocks passport policy
反馈