试用视觉搜索
使用图片进行搜索，而不限于文本
你提供的照片可能用于改善必应图片处理服务。
隐私政策
|
使用条款
在此处拖动一张或多张图像或
浏览
在此处放置图像
或
粘贴图像或 URL
拍照
单击示例图片试一试
了解更多
要使用可视化搜索，请在浏览器中启用相机
English
全部
图片
灵感
创建
集合
视频
地图
资讯
购物
更多
航班
旅游
酒店
搜索
笔记本
自动播放所有 GIF
在这里更改自动播放及其他图像设置
自动播放所有 GIF
拨动开关以打开
自动播放 GIF
图片尺寸
全部
小
中
大
特大
至少... *
自定义宽度
x
自定义高度
像素
请为宽度和高度输入一个数字
颜色
全部
仅限颜色
黑白
类型
全部
照片
剪贴画
素描
动画 GIF
透明
版式
全部
方形
横版
竖版
人物
全部
仅脸部
半身像
日期
全部
过去 24 小时
过去一周
过去一个月
去年
授权
全部
所有创作共用
公共领域
免费分享和使用
在商业上免费分享和使用
免费修改、分享和使用
在商业上免费修改、分享和使用
详细了解
清除筛选条件
安全搜索:
中等
严格
中等（默认）
关闭
筛选器
2746×1113
chem.libretexts.org
Acid chlorides react with ammonia, 1° amines and 2° amines to form amides - Chemistry LibreTexts
690×127
chem.libretexts.org
Acid Anhydrides React with Amines to Form Amides - Chemistry LibreTexts
619×154
chem.libretexts.org
Acid Anhydrides React with Amines to Form Amides - Chemistry LibreTexts
816×654
pinterest.com
Acid chlorides reaction with amines mechanism | Organic c…
474×171
chem.libretexts.org
Acid Anhydrides React with Amines to Form Amides - Chemistry LibreTexts
374×157
testbook.com
Reactions of amines: Learn types, differences, reagents, uses
329×179
Britannica
Amine - Reactions, Synthesis, Properties | Britannica
4096×1291
Stack Exchange
organic chemistry - Conversions in amines - Chemistry Stack Exchange
1006×950
micoope.com.gt
Difference Between Primary Secondary And …
750×455
testbook.com
Chemical Reactions of Amines - Acylation and Basicity | Testbook.com
640×640
ResearchGate
(PDF) C–N Cross-coupling Reactions of Amines with Aryl H…
1010×221
chegg.com
Solved The reaction between an amine and carboxylic acid | Chegg.com
548×175
Lumen Learning
23.3. Reactions of amines | Organic Chemistry II
1024×420
numerade.com
SOLVED:Amides can be converted into amines by a reaction named after: |CBSE 1999] (a) Perkin (b ...
506×462
zigya.com
Amides are converted to amines by the follo…
782×248
ncstate.pressbooks.pub
24.7 Reactions of Amines – Organic Chemistry: A Tenth Edition – OpenStax ad…
773×400
ncstate.pressbooks.pub
24.7 Reactions of Amines – Organic Chemistry: A Tenth Edition – OpenStax ad…
896×320
ncstate.pressbooks.pub
24.6 Synthesis of Amines – Organic Chemistry: A Tenth Edition – OpenStax ad…
955×271
ncstate.pressbooks.pub
24.6 Synthesis of Amines – Organic Chemistry: A Tenth Edition – OpenStax …
1248×1036
chem.libretexts.org
16.10.1: Addition of 1º Amines to form Imines …
1151×347
iqclasses.in
Amides can be converted into amines by the reaction named (a) Hoffmann degra…
773×177
chem.libretexts.org
19.8: Condensation of Acids with Amines - Chemistry LibreTexts
750×579
dokumen.tips
(PDF) C–N Bond-Forming Reactions: Reductive Amination - DOKUMEN.TI…
700×546
chegg.com
Solved Amides are synthesized by reacting an amine with an | Chegg.c…
320×320
researchgate.net
(PDF) Process optimization for acid-amine coupling: a …
824×619
researchgate.net
Reaction of carboxylic acid and amine to form an amide | Download Scientific Diagram
850×1068
researchgate.net
Workflow for enumeration of a…
850×1107
ResearchGate
(PDF) Mechanism of amine and ami…
1200×628
pubs.acs.org
Switching Amine Oxidation from Imines to Nitriles by Carbon–Hydrogen Bond Activation via Strong ...
3456×1163
pubs.acs.org
C–N Bond Formation between Alcohols and Amines Using an Iron Cyclopentadienone Catalyst ...
998×607
pubs.acs.org
Some Items of Interest to Process R&D Chemists and Engineers | Organic Process Research ...
1200×628
pubs.acs.org
Selective Conversion of Unactivated C–N Amide Bond to C–C bond via Steric and Electronic ...
500×106
pubs.acs.org
Selective Conversion of Unactivated C–N Amide Bond to C–C bond via Steric and Electronic ...
936×569
Royal Society of Chemistry
Nickel-catalyzed C–N bond activation: activated primary amines as alkylating reagents in ...
385×614
byjus.com
The major product in the …
某些结果已被隐藏，因为你可能无法访问这些结果。
显示无法访问的结果
报告不当内容
请选择下列任一选项。
无关
低俗内容
成人
儿童性侵犯
反馈
反馈
