English
全部
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
房地产
笔记本
时长
全部
短(小于 5 分钟)
中(5-20 分钟)
长(大于 20 分钟)
日期
全部
过去 24 小时
过去一周
过去一个月
去年
清晰度
全部
低于 360p
360p 或更高
480p 或更高
720p 或更高
1080p 或更高
源
全部
Dailymotion
Vimeo
Metacafe
Hulu
VEVO
Myspace
MTV
CBS
Fox
CNN
MSN
价格
全部
免费
付费
重置
安全搜索:
中等
严格
中等（默认）
关闭
筛选器
最匹配的结果
Isoamyl acetate - Alchetron, The Free Social Encyclopedia
2012年10月23日
alchetron.com
ir spectrum for isopentyl alcohol ir spectrum for isopentyl acetate 10662
已浏览 101 次
2022年4月1日
numerade.com
Isoamyl Acetate
2 个月之前
indiamart.com
Isoamyl Acetate Chamical
2 个月之前
indiamart.com
Isoamyl Acetate Solvent
2023年7月27日
indiamart.com
Isoamyl acetate
2016年8月23日
chemistryworld.com
[Hot Item] CAS 123-92-2 99% Purity Isoamyl Acetate for Food Flavor Acetate Amyle
2 个月之前
made-in-china.com
[Hot Item] High Quality Colorless Liquid Daily Grade Isoamyl Acetate CAS: 123-92-2
1 个月前
made-in-china.com
SOLVED: Isoamyl acetate is synthesized by reacting isoamyl alcohol and acetic anhydride in the presence of concentrated sulfuric acid in a reflux setup. Boiling chips are added, and the reaction mixture is heated at 80°C. After reflux, the reaction mixture is transferred to a separatory funnel and extracted with saturated sodium bicarbonate and sodium chloride. Then it is transferred to a beaker and added with anhydrous sodium sulfate. Briefly rationalize the following procedural steps in organ
2021年9月25日
numerade.com
SOLVED: In the preparation of isoamyl acetate why is it important tocool the reaction mixture after the 30minutes reflux period but before pouring it in cold water?
2022年7月31日
numerade.com
Isoamyl Formate
6 个月之前
indiamart.com
Isoamyl Formate
2 个月之前
indiamart.com
Isoamyl Alcohol Chemical 123 51 3
1 个月前
indiamart.com
[Hot Item] Mining Effctive Beneficiation Regent Sodium Isoamyl Xanthate Siax
1 个月前
made-in-china.com
[Hot Item] Isoamyl Alcohol, Spice, Solvent, Pharmaceutical Additives
2 个月之前
made-in-china.com
SOLVED:A compound with molecular formula C5 H10 O2 gives the following IR spectrum. When it undergoes acid-catalyzed hydrolysis, the compound with the ^1 H NMR spectrum shown here is formed. Identify the compounds.
3 周前
numerade.com
[Hot Item] Best Selling Isoamyl Alcohol with CAS 123-51-3 3-Methyl-1-Butanol
2 个月之前
made-in-china.com
[Hot Item] Mining Effctive Collector Beneficiation Regent Potassium Isoamyl Xanthate Piax
1 个月前
made-in-china.com
[Hot Item] Good Quality Isoamyl Butyrate with Factory Supply CAS 106-27-4
4 个月之前
made-in-china.com
Số nguyên tử hiđro có trong phân tử isoamyl axetat là A. 10. B. 16. C. 14. D. 12. (Miễn phí)
6 个月之前
vietjack.com
[Hot Item] Fast Delivery Isoamyl 4-Methoxycinnamate for Fine Chemical Product 71617-10-2
1 个月前
made-in-china.com
[Hot Item] Best Price Fast Delivery Factory Supply 3-Methyl-1-Butanol with CAS 123-51-3 Isoamyl Alcohol
2 个月之前
made-in-china.com
[Hot Item] Competitive Price Isoamyl O-Hydroxybenzoate with High Quality Coating CAS 87-20-7
2 个月之前
made-in-china.com
2:10
Never Go Home
已浏览 979 次
2014年11月9日
YouTube
The Hangmen - Topic
ASTM D5594 Vinyl Acetate Content of Ethylene-Vinyl Acetate (EVA) Copolymers
7 个月之前
infinitalab.com
0:19
OGL on Instagram: "3 way to style the navy skirt! Love the inspo with OGL’s viral skirt! 🫶🏻 #ogl#oglmove#inmyogl#sustainable#fashion#sustainableliving#brami#Acetate#comfystyle#ChicStyle#newin#newlaunches#summer#vacation#shop#grwm#deals#target#basic#fitcheck#foryou#inspo"
已浏览 7435 次
5 个月之前
Instagram
ogl_move
14:58
Epic Cryptid Father's Day Card [Make Your Own Shaker Mix!]
已浏览 121 次
6 个月之前
YouTube
This Calls for Confetti
Heboh Produk Roti Aoka Dituding Mengandung Zat Aditif Sodium Dehydroacetate, GAPMMI Beri Tanggapan
4 个月之前
liputan6.com
0:32
Cứa Lên Da Vết Thương Không Lành - Remix Trend
已浏览 99.3万 次
3 个月之前
TikTok
xi_ao_linn
2:41:20
sunday chillstream: making isoamyl acetate
已浏览 6917 次
2018年10月7日
YouTube
The Gayest Person on YouTube
观看更多视频
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
Invisible focusable element for fixing accessibility issue
反馈
反馈
