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Wittig反應是醛酮與含磷的試�——烴代亞甲基三苯基膦反應,可生成相應的烯類化合�。該反應收率�、反應條件溫�,是近年來在有機合成方法上發(fā)展較快的反應之一。德國化學家G. Wittig正是由于此反應及相關(guān)的研究榮獲了1979年的諾貝爾化學獎�

為滿足廣大客戶科研需�,百靈威開發(fā)了上百種Wittig試劑,可方便您制備不同取代基之烯��

�(chǎn)品編�
CAS
�(chǎn)品名�
包裝
目錄�
甲基三苯基溴化膦
Methyltriphenylphosphonium bromide, 98%
25 g
100 g
�200
�490
烯丙基三苯基溴化�
Allyltriphenylphosphonium bromide,  99%
25 g
100 g
�360
�600
正丁基三苯基溴化�
n-Butyltriphenylphosphonium bromide, 99%
10 g
25 g
�146
�291
苯甲酰甲基三苯基溴化�
Phenacyltriphenylphosphonium Bromide, 97%
25 g
�633
庚基三苯基溴化膦
Heptyltriphenylphosphonium Bromide, 98%
25 g
�524
芐基三苯基溴化膦
Benzyltriphenylphosphonium Bromide, 97%
25 g
�437
�(huán)丙基三苯基溴化膦
Cyclopropyltriphenylphosphonium Bromide, 97%
5 g
�490
3-溴丙基三苯基溴化�
3-Bromopropyltriphenylphosphonium Bromide, 98%
25 g
�405
溴甲基三苯基溴化�
(Bromomethyl)triphenylphosphonium Bromide, 98%
5 g
25 g
�515
�1,540
炔丙基三苯基溴化�
Triphenylpropargylphosphonium Bromide, 98%
5 g
25 g
�562
�1,580
4-乙氧芐基三苯基溴化膦
4-Ethoxybenzyltriphenylphosphonium Bromide, 98%
5 g
25 g
�262
�837
己三苯基溴化�
Hexyltriphenylphosphonium Bromide, 98%
25 g
�252
芐基三苯基氯化膦
Benzyltriphenylphosphonium chloride, 99%
25 g
100 g
�187
�535
(氰甲�)三苯基氯化膦
(Cyanomethyl)triphenylphosphonium Chloride, 98%
25 g
�895
(氯甲�)三苯基氯化膦
(Chloromethyl)triphenylphosphonium Chloride, 98%
5 g
25 g
�451
�1,310
甲氧基甲基三苯基氯化�
(Methoxymethyl)triphenylphosphonium chloride, 98%
25 g
�616
乙基三苯基碘化膦
Ethyltriphenylphosphonium iodide, 95%
25 g
�361
甲基三苯基碘化膦
Methyltriphenylphosphonium iodide, 97%
25 g
�788
異丙基三苯基碘化�
Isopropyltriphenylphosphonium iodide,98%
5 g
25 g
�259
�902
1-三苯基膦�-2-丙酮
1-Triphenylphosphoranylidene-2-propanone, 99%
25 g
�1,215
(三苯基膦)乙腈
(Triphenylphosphoranylidene)acetonitrile, 98%
5 g
�1,020
甲酰甲撐基三苯基�
(Triphenylphosphoranylidene)acetaldehyde, 97%
5 g
�710
(三苯基膦�)乙酸甲酯
Methyl (triphenylphosphoranylidene)acetate, 98%
5 g
25 g
�273
�1,047

Wittig反應用其他試�

為滿足該反應嚴格的無水條件,百靈威提供wittig反應常用無水溶劑及丁基鋰等相�(guān)�(chǎn)�,歡迎訂��

�(chǎn)品編�
CAS
�(chǎn)品名�
包裝
目錄�
正丁基鋰
n-Butyllithium [1.6M solution in hexanes]
100 mL
800 mL
�342
�605
正丁基鋰
n-Butyllithium [2.4M solution in hexanes]
100 mL
800 mL
�351
�712
叔丁醇鉀
Potassium tert-butoxide, 99%
100 g
500 g
�367
�981
叔丁醇鈉
Sodium tert-butoxide, 99%
100 g
500 g
�410
�1,400
氫化�
Sodium hydride [ 60% dispersion in mineral oil]
100 g
500 g
�266
�888
四氫呋喃
Tetrahydrofuran, 99.9% [SuperDry, stabilized with BHT]
500 mL
1 L
�408
�734
四氫呋喃
Tetrahydrofuran, 99.5% [SuperDry, with molecular sieves, stabilized with BHT]
500 mL
1 L
�461
�659
N,N-二甲基甲酰胺
N,N-Dimethylformamide, 99.8% [SuperDry]
500 mL
1 L
�420
�704
N,N-二甲基甲酰胺
N,N-Dimethylformamide, 99.8% [SuperDry, with molecular sieves]
500 mL
1 L
�358
�624
二甲基亞�
Dimethyl sulfoxide, 99.7% [SuperDry]
500 mL
1 L
�480
�655
二甲基亞�
Dimethyl sulfoxide, 99.7% [SuperDry, with molecular sieves]
500 mL
1 L
�410
�723
二氯甲烷
Dichloromethane, Stabilized, Extra Dry over Molecular Sieve, 99.8%
500 mL
1 L
�579
�707
�1� 總共1�