91热视频在线播放,av在线人妻,97超碰免费看,久久99日一本,精品日本一区,久草免费黄色电影,人人精品综合网,午夜日韩有码中文字幕,久久久久久五月

 
 
             
       

  Site: Index >> Technology >> Chemical Thesis >> Thesis Detail

Thesis Name: Solvent-free synthesis of 4H-benzo[b]pyran derivatives catalyzed by NaOAc and PEG400
Usage: Pharmacy
Keyword: 4H-benzo[b] pyran, 1,3-cyclohexanedione, PEG400, solvent-free reaction
Remarks: Abstract 4H-benzo[b] pyran derivatives were synthesized by one-pot, three-component reaction of aromatic aldehyde, active methylene compounds, and 1,3- cyclohexanedione in good yields using sodium acetate and PEG400 as catalyst under solvent-free conditions.


Cao YuQing, Li YaBin, Wu GuoQiang
(College of Pharmacy, Hebei University, Baoding 071002, China)
Original file: Download

Promulgator Detail
Full name: administrator
Country: CN
City: Dalian 
Company Name: teloon Soft Strategy Co.,LTD
Homepage: http://m.hqsq.net
E-mail: reply
Phone: 86-411-82811662
Fax: 86-411-82819667
Company Address: 26 Renmin Road ,Dalian China
Zip/Postal Code: 116001 
Introduction: As a professional E-information service platform with authoritative news and reports in chemical industry of chinese export and import market.Hichem has been received universally and praised highly since its established in 2001.In 2003,by joint effort of teloon chemicals and teloon soft strategy company(TSSC),Hichem team endeavored to recomposition the site ascribed to market requirement as well as offering our better service.Hichem focused on business to biusiness of new chemicals,fine chemicals,high chemicals and special chemicals.So naturally it is the very one-stop website for chemical information.Our sellers worldwide and build global on-line trade in the chemical industry. 
 

Home | About Us | Contact Us | Disclaimer | Site map
Copyright all reserved by Teloon Chem Corporation 2003-2026
遼ICP備:遼B-2-4-20080120-9
稷山县| 凤凰县| 台前县| 廉江市| 新晃| 集安市| 寿光市| 寿光市| 宁阳县| 开化县| 棋牌| 东丽区| 墨玉县| 读书| 临清市| 清苑县| 县级市| 年辖:市辖区| 吉木萨尔县| 大港区| 民权县| 罗甸县| 海淀区| 手游| 闽清县| 蒲江县| 贡嘎县| 榆中县| 千阳县| 张家口市| 电白县| 澄江县| 新营市| 疏附县| 库车县| 新丰县| 天长市| 辽阳县| 包头市| 丰原市| 乌兰县|