用途 Wittig试剂主要用于将二碳醛转化为α,β-不饱和酯。在三乙胺的存在下,它还能高效地参与与甲基吡唑的重氮反应。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
2-(三苯基膦亚基)丙酸甲酯 | methyl 2-(triphenylphosphoranylidene)propionate | 2605-68-7 | C22H21O2P | 348.381 |
—— | methoxycarbonyl-<2H1>-methylenetriphenylphosphorane | 17391-47-8 | C21H19O2P | 335.346 |
—— | methyl 2-iodo-2-(triphenylphosphoranylidene)acetate | 26480-86-4 | C21H18IO2P | 460.251 |
2-氯-2-(三苯基膦)乙酸甲酯 | methoxycarbonyl chloromethylene triphenyl phosphorane | 31459-98-0 | C21H18ClO2P | 368.799 |
—— | methyl 2-bromo-2-(triphenylphosphanylidene)acetate | 13504-77-3 | C21H18BrO2P | 413.25 |
—— | Triphenylphosphonio-dicarbomethoxymethanol | 19491-23-7 | C23H21O4P | 392.391 |
—— | methyl 2-(triphenylphosphoranylidene)butyrate | 24448-83-7 | C23H23O2P | 362.408 |
1-(三苯基膦)-2-丁酮 | triphenylphosphoranylidene-2-butanone | 19753-66-3 | C22H21OP | 332.382 |
—— | ethyl methyl 2-(triphenylphosphoranylidene)malonate | —— | C24H23O4P | 406.418 |
—— | Triphenylphosphin-allyl-methoxycarbonyl-methylen | 95561-65-2 | C24H23O2P | 374.419 |
—— | n-Pentanoyl-methylentriphenylphosphoran | 41693-11-2 | C24H25OP | 360.436 |
—— | [acetyl(methoxycarbonyl)methylene]triphenylphosphorane | 1743-62-0 | C23H21O3P | 376.392 |
—— | methyl 5-oxo-2-(triphenylphosphoranylidene)hexanoate | 193155-20-3 | C25H25O3P | 404.445 |
—— | dimethyl 2-(triphenylphosphoranylidene)succinate | 1104-78-5 | C24H23O4P | 406.418 |
—— | 3-Oxo-2-(triphenylphosphoranyliden)pentansaeure-methylester | 161199-29-7 | C24H23O3P | 390.419 |
苯甲酰基亚甲基三苯基膦 | (Benzoylmethylene)triphenylphosphorane | 859-65-4 | C26H21OP | 380.426 |
—— | 2-tert-Butoxycarbonyl-1-methoxycarbonylethylidene(triphenyl)phosphorane | 57367-56-3 | C27H29O4P | 448.499 |
—— | <(metoxycarbonyl)(methylsulfinyl)methylene>triphenylphosphorane | 161573-71-3 | C22H21O3PS | 396.447 |
—— | 3-Phenyl-2-triphenylphosphoranyliden-propionsaeuremethylester | 26480-92-2 | C28H25O2P | 424.479 |
—— | (E)-3-Oxo-2-(triphenylphosphoranyliden)-4-hexensaeure-methylester | 5159-31-9 | C25H23O3P | 402.43 |
—— | Methyl 3-oxo-2-(triphenylphosphoranylidene)icosanoate | 173473-45-5 | C39H53O3P | 600.822 |
—— | Methyl 3-oxo-2-(triphenylphosphoranylidene)hexadecanoate | 63125-03-1 | C35H45O3P | 544.714 |
—— | Methyl 3-oxo-2-(triphenylphosphoranylidene)tetradecanoate | 173473-43-3 | C33H41O3P | 516.66 |
—— | Methyl 3-oxo-2-(triphenylphosphoranylidene)octadecanoate | 173473-44-4 | C37H49O3P | 572.768 |
—— | Acetic acid, (phenylthio)(triphenylphosphoranylidene)-, methyl ester | 442691-87-4 | C27H23O2PS | 442.518 |
(三苯基膦烯)乙烯酮 | Bestmann ylide | 15596-07-3 | C20H15OP | 302.312 |
—— | methyl 4,4,4-trifluoro-2-(triphenylphosphoranylidene)acetoacetate | 83961-54-0 | C23H18F3O3P | 430.363 |
—— | methyl 2-ethoxycarbonylsulfanyl-2-(triphenyl-λ5-phosphanylidene)acetate | 110637-88-2 | C24H23O4PS | 438.484 |