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Wittig反應(yīng)是醛酮與含磷的試劑——烴代亞甲基三苯基膦反應(yīng)，生成相應(yīng)的烯類化合物。該反應(yīng)收率高、反應(yīng)條件溫和，是近年來在有機合成方法上發(fā)展較快地反應(yīng)之一。G. Wittig正是由于此反應(yīng)及相關(guān)的研究榮獲了1979年的諾貝爾化學(xué)獎。
為滿足廣大客戶科研需求，中華試劑網(wǎng)精選了上百種Wittig試劑，方便您制備不同取代基之烯烴。
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產(chǎn)品編號
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CAS
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產(chǎn)品名稱
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包裝
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目錄價
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248398
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1779-49-3
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甲基三苯基溴化膦
Methyltriphenylphosphonium bromide, 98%
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25 g
100 g
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￥200
￥490
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93-1501
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1560-54-9
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烯丙基三苯基溴化膦
Allyltriphenylphosphonium bromide, 99%
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25 g
100 g
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￥360
￥600
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B0970
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1779-51-7
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正丁基三苯基溴化膦
n-Butyltriphenylphosphonium bromide, 99%
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10 g
25 g
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￥146
￥291
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P1182
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6048-29-9
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苯甲酰甲基三苯基溴化膦
Phenacyltriphenylphosphonium Bromide, 97%
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25 g
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￥633
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H0545
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13423-48-8
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庚基三苯基溴化膦
Heptyltriphenylphosphonium Bromide, 98%
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25 g
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￥524
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B2025
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1449-46-3
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芐基三苯基溴化膦
Benzyltriphenylphosphonium Bromide, 97%
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25 g
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￥437
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C1378
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14114-05-7
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環(huán)丙基三苯基溴化膦
Cyclopropyltriphenylphosphonium Bromide, 97%
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5 g
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￥490
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B1208
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3607-17-8
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3-溴丙基三苯基溴化膦
3-Bromopropyltriphenylphosphonium Bromide, 98%
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25 g
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￥405
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B1206
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1034-49-7
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溴甲基三苯基溴化膦
(Bromomethyl)triphenylphosphonium Bromide, 98%
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5 g
25 g
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￥515
￥1,540
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P1438
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2091-46-5
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炔丙基三苯基溴化膦
Triphenylpropargylphosphonium Bromide, 98%
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5 g
25 g
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￥562
￥1,580
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E0421
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82105-88-2
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4-乙氧芐基三苯基溴化膦
4-Ethoxybenzyltriphenylphosphonium Bromide, 98%
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5 g
25 g
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￥262
￥837
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H0540
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4762-26-9
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己三苯基溴化膦
Hexyltriphenylphosphonium Bromide, 98%
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25 g
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￥252
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428147
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1100-88-5
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芐基三苯基氯化膦
Benzyltriphenylphosphonium chloride, 99%
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25 g
100 g
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￥187
￥535
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C1739
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4336-70-3
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(氰甲基)三苯基氯化膦
(Cyanomethyl)triphenylphosphonium Chloride, 98%
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25 g
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￥895
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C1009
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5293-84-5
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(氯甲基)三苯基氯化膦
(Chloromethyl)triphenylphosphonium Chloride, 98%
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5 g
25 g
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￥451
￥1,310
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14601
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4009-98-7
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甲氧基甲基三苯基氯化膦
(Methoxymethyl)triphenylphosphonium chloride, 98%
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25 g
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￥616
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30919
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4736-60-1
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乙基三苯基碘化膦
Ethyltriphenylphosphonium iodide, 95%
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25 g
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￥361
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22403
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2065-66-9
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甲基三苯基碘化膦
Methyltriphenylphosphonium iodide, 97%
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25 g
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￥788
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13708
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24470-78-8
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異丙基三苯基碘化膦
Isopropyltriphenylphosphonium iodide,98%
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5 g
25 g
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￥259
￥902
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16997
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1439-36-7
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1-三苯基膦烯-2-丙酮
1-Triphenylphosphoranylidene-2-propanone, 99%
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25 g
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￥1,215
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T1958
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16640-68-9
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(三苯基膦)乙腈
(Triphenylphosphoranylidene)acetonitrile, 98%
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5 g
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￥1,020
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30749
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2136-75-6
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甲酰甲撐基三苯基膦
(Triphenylphosphoranylidene)acetaldehyde, 97%
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5 g
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￥710
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16956
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2605-67-6
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(三苯基膦烯)乙酸甲酯
Methyl (triphenylphosphoranylidene)acetate, 98%
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5 g
25 g
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￥273
￥1,047
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Wittig反應(yīng)用其他試劑
為了滿足該反應(yīng)嚴(yán)格的無水條件，中華試劑網(wǎng)提供wittig反應(yīng)常用的無水溶劑及丁基鋰等相關(guān)產(chǎn)品，歡迎訂購！
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產(chǎn)品編號
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CAS
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產(chǎn)品名稱
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包裝
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目錄價
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274232
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109-72-8
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正丁基鋰
n-Butyllithium [1.6M solution in hexanes]
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100 mL
800 mL
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￥342
￥605
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913796
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109-72-8
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正丁基鋰
n-Butyllithium [2.4M solution in hexanes]
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100 mL
800 mL
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￥351
￥712
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278842
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865-47-4
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叔丁醇鉀
Potassium tert-butoxide, 99%
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100 g
500 g
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￥367
￥981
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189076
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865-48-5
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叔丁醇鈉
Sodium tert-butoxide, 99%
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100 g
500 g
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￥410
￥1,400
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114895
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7646-69-7
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氫化鈉
Sodium hydride [ 60% dispersion in mineral oil]
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100 g
500 g
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￥266
￥888
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315353
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109-99-9
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四氫呋喃
Tetrahydrofuran, 99.9% [SuperDry, stabilized with BHT]
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500 mL
1 L
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￥408
￥734
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974643
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109-99-9
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四氫呋喃
Tetrahydrofuran, 99.5% [SuperDry, with molecular sieves, stabilized with BHT]
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500 mL
1 L
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￥461
￥659
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966438
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68-12-2
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N,N-二甲基甲酰胺
N,N-Dimethylformamide, 99.8% [SuperDry]
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500 mL
1 L
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￥420
￥704
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983353
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68-12-2
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N,N-二甲基甲酰胺
N,N-Dimethylformamide, 99.8% [SuperDry, with molecular sieves]
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500 mL
1 L
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￥358
￥624
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935690
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67-68-5
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二甲基亞砜
Dimethyl sulfoxide, 99.7% [SuperDry]
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500 mL
1 L
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￥480
￥655
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292271
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67-68-5
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二甲基亞砜
Dimethyl sulfoxide, 99.7% [SuperDry, with molecular sieves]
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500 mL
1 L
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￥410
￥723
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34846
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75-09-2
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二氯甲烷
Dichloromethane, Stabilized, Extra Dry over Molecular Sieve, 99.8%
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500 mL
1 L
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￥579
￥707
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