欧美日韩亚洲国产精品,91精品久久人人妻人人做人人爱,99精品国产综合久久精品自在,亚洲国产欧美目韩成人综合,site:jiangsuyinhang.com,亚洲最新无码AV在线,韩国激情无码av一区二区

歡迎光臨! �(dāng)前位置: 首頁(yè) > 詳細(xì)�(nèi)�

<%=currentDocument.Title%> PDF

 � �(chǎn)品介�

      手性有�(jī)小分子催化劑具有反應(yīng)條件溫和、環(huán)境友好、易于回收利用等�(yōu)�(diǎn),符合綠色化�(xué)的要求,成為近年�(lái)不對(duì)稱催化領(lǐng)域的一�(gè)研究熱點(diǎn)�
      脯氨酸及其衍生物在有�(jī)小分子催化反�(yīng)中,顯現(xiàn)了重要的作用�2000年,List等在JACS上發(fā)表了題為“Proline-catalyzed Direct Asymmetric Aldol Reactions”的通訊論文,開啟了有機(jī)催化�(fā)展的“黃金�(shí)�”,脯氨酸也成為最早直接用于分子間不對(duì)稱Aldol反應(yīng)中的有機(jī)小分子催化劑,并且可以高立體選擇性地催化Mannich、Michael等多種不�(duì)稱反�(yīng),在天然�(chǎn)物全合成�(lǐng)域有著廣泛的�(yīng)用前��
 
      2012�,Nature上報(bào)道了G. Coulthard和W. Erb等以脯氨酸催化合成前列腺素的新方法,這是典型的應(yīng)用實(shí)例:
 

 

  • �(chǎn)品無(wú)�,環(huán)境友��
  • 催化反應(yīng)�(wú)需惰性氣體保�(hù),條件溫�,操作簡(jiǎn)便�
  • 部分催化劑可溶于�,便于萃取分��
  • 兩�(gè)�(duì)映體通常都有催化活性,且能夠回收重�(fù)使用,具工業(yè)化應(yīng)用前景�
 
 
Cat. No.
Description
CAS
L-Proline, 99%, L-脯氨�
D-Proline, 99%, D-脯氨�
trans-4-Hydroxy-L-proline, 99%, 反式-4-羥基-L-脯氨�
α-Methyl-L-proline, 98%, α-甲基-L-脯氨�
 

� J&K可提供以下常�(jiàn)的脯氨酸類催化劑

 
 References:
1. ACC. Chem. Res. 2012, 45, 248 - 264
2. J. Am. Chem. Soc. 2000, 122, 2395 - 2396
3. Anal. Chim. Acta. 2010, 661, 60 - 66
4. Chem. Commun. 2009, 41, 6145 - 6158
5. Angew. Chem. Int. Ed. 2009, 48, 3333 - 3336
6. J. Am. Chem. Soc. 2009, 131, 10581 -10586
7. Nature, 2012, 489, 278 - 281
8. Angew. Chem. Int. Ed. 2010, 49, 4656 - 4660
 

� 其它手性小分子催化劑產(chǎn)�

Cat. No.
Description
CAS
(S)-(+)-2-(Anilinomethyl)pyrrolidine, 97%
(S)-(+)-2-(苯胺甲基)吡咯�
L-Azetidine-2-carboxylic acid, 98%
L-氮雜�(huán)丁烷-2-甲酸
(S)-N-(4-Dodecylphenylsulfonyl)pyrrolidine-2-carboxamide, 95%
(S)-N-(4-十二烷基苯磺?�?吡咯�-2-甲酰�
α,α-Diphenyl-N-methyl-D-prolinol, 98%
α,α-二苯�-N-甲基-D-脯氨�
α,α-Diphenyl-N-methyl-L-prolinol, 97%
α,α-二苯�-N-甲基-L-脯氨�
(R)-(+)-2-(Diphenylmethyl)pyrrolidine, 97%
(R)-(+)-2-(二苯基甲�)吡咯�
(S)-(-)-2-(Diphenylmethyl)pyrrolidine, 97%
(S)-(-)-2-(二苯基甲�)吡咯�
(R)-(+)-α,α-Diphenyl-2-pyrrolidinemethanol, 98%
(R)-(+)-α,α-二苯基脯氨醇
(S)-(-)-α,α-Diphenyl-2-pyrrolidinemethanol, 98%
(S)-(-)-α,α-二苯基脯氨醇
(S)-(-)-α,α-Diphenyl-2-pyrrolidinemethanol trimethylsilyl ether, 98%
(S)-(-)-α,α-二苯�-2-吡咯烷甲醇三甲基硅基�
(S)-(-)-Indoline-2-carboxylic acid, 98%
(S)-(-)-吲哚�-2-羧酸
(R)-2-(Methoxydiphenylmethyl)pyrrolidine hydrochloride, 98%
(R)-2-(甲氧基二苯甲�)吡咯烷鹽酸鹽
N/A
(S)-2-(Methoxydiphenylmethyl)pyrrolidine hydrochloride, ≥99%
(S)-2-(甲氧基二苯甲�)吡咯烷鹽酸鹽
N/A
(R)-(-)-2-(Methoxymethyl)pyrrolidine, 99%
(R)-(-)-2-(甲氧基甲�)吡咯�
(S)-(+)-2-(Methoxymethyl)pyrrolidine, 99%
(S)-(+)-2-(甲氧基甲�)吡咯�
D-Pipecolinic acid, 98%, D-哌啶�
L-Pipecolic acid, 98%, L-哌啶�
L-Prolinamide, 98%, L-脯氨酰胺
(S)-(+)-1-(2-Pyrrolidinylmethyl)pyrrolidine, 98%
(S)-(+)-1-(2-吡咯烷甲�)吡咯�
N-[(2S)-2-Pyrrolidinylmethyl]-trifluoromethanesulfonamide, 98.5%
N-[(2S)-2-吡咯烷甲基]-三氟甲磺酰胺
(S)-(-)-5-(2-Pyrrolidinyl)-1H-tetrazole, 98%
(S)-(-)-5-(吡咯�-2-�)-1H-四唑
L-4-Thiazolidinecarboxylic acid, 98%
L-4-噻唑烷甲�

�1�(yè) 總共1�(yè)