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劳森试剂

产品编号 L141344 | CAS号 19172-47-5 | 阿拉丁
Lawesson reagent
95%
组合的产品项目
货号 规格 库存 价格 数量
L141344-100g 95% 上海(5)
北方(预计3-5个工作日)
 
L141344-25g 95% 上海(8)
北方(预计3-5个工作日)
 
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属性

敏感性 对湿度敏感
熔点 228-230 °C
存贮条件 充氩保存

描述

产品介绍 Thiation reagent used to generate tropothione in situ at room temperature and trapping it with dieneophiles
别名 路易斯试剂, 2,4-双(4-甲氧苯基)-1,3-二硫代-2,4-二磷-2,4-硫醚;劳氏试剂;4-甲氧基苯基硫代磷环二(硫代酸酐);4-Methoxyphenylthionophosphine sulfide dimer;Lawesson's Reagent;4-Methoxyphenylthionophosphine sulfide dimer;2,4-Bis(4-methoxyphenyl)-1,3-dithia-2,4-diphosphetane 2,4-Disulfide;2,4-Bis(4-methoxyphenyl)-2,4-dithioxo-1,3,2,4-dithiadiphosphetane
应用 近来用于室温下原位生成 tropothione 并使用二烯亲合体捕集的硫杂化试剂。
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风险声明 (欧洲) R15/29;R20/21/22
安全声明(欧洲) S8;S22;S36/37;S43
危害码(欧洲) F,XN
WGK德国 3
参考文献
Zoltán Z Kaleta, Brian T BT Makowski, Tibor T Soós, Roman R Dembinski
[reaction: see text] Thionation of amides, 1,4-diketones, N-(2-oxoalkyl)amides, N,N'-acylhydrazines, and acyl-protected uridines with the use of a fluorous analogue of the Lawesson's reagent...Read More
Daniel Brayton, Faith E Jacobsen, Seth M Cohen, Patrick J Farmer
A one-pot reaction of maltol with Lawesson's reagent generates dithiomaltol, a thiopyran-4-thione, via an unusual heterocyclic atom exchange (HCAE) reaction; only pyrones with proton or aliphatic...Read More
Frédéric F Peyrane, Jean-Louis JL Fourrey, Pascale P Clivio
Treatment of 2'-deoxy-3',5'-dithexyldimethylsilyl-5,6-dihydrouridine with Lawesson's reagent led to the expected C4-thiolated derivative together with a number of oxathiaphosphepan...Read More
V V Rajendran, Ashima A Saxena, Bhupendra P BP Doctor, Alan P AP Kozikowski
The synthesis and acetylcholinesterase inhibition activity of analogues of huperzine B are reported. These new racemic analogues show a better AChE inhibitory activity than the natural product huperzi...Read More
P P Grisenti, A A Magni, A A Manzocchi, P P Ferraboschi
A facile method for the synthesis of a series of new steroidal 3-thioxamides from the 3-oxo compound, variously substituted at the 17 position, is described. The "one pot" reaction, using La...Read More
K A KA J?rgensen, R R Shabana, S S Scheibye, S O SO Lawesson
In connection with work on 2,4-bis(4-methoxyphenyl)-1,3,2,4-dithiadiphosphetane-2,4-disulfide (I), used for thiation of carbonyl compounds, different kinds of compounds with semipolar bondings have be...Read More
K A KA J?rgensen, A B AB Ghattas, S O SO Lawesson
The reaction between N-nitrosamides and 2,4-bis(4-methoxyphenyl)-1,3,2,4-dithiadiphosphetane-2,4-disulfide (LR) at low temperature (20-50 degrees C) gives the corresponding thioamides as the main prod...Read More
Qiuping Ding, Xi-Gen Huang, Jie Wu
In the presence of Lawesson's reagent, metal-free one-pot cascade reactions of 2-iodoanilines with acid chlorides proceeded smoothly leading to 2-substituted benzothiazoles in good to excellent y...Read More
John L Wallace, Michael Dicay, Webb McKnight, Gary R Martin
Hydrogen sulfide is an endogenous mediator that relaxes vascular smooth muscle, exhibits several antiinflammatory activities, and contributes to gastric mucosal defense. This study was performed to ex...Read More
Gon?alo J L Bernardes, David P Gamblin, Benjamin G Davis
We're sorry this abstract is currently not available....Read More

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