TWI789467B - 在溶劑作用下進行二異丁烯之鈀催化羥基羰基化的方法 - Google Patents
在溶劑作用下進行二異丁烯之鈀催化羥基羰基化的方法 Download PDFInfo
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- B01J2531/0202—Polynuclearity
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Abstract
在溶劑作用下進行二異丁烯之鈀催化羥基羰基化的方法。
Description
本發明係關於在溶劑作用下進行二異丁烯之鈀催化羥基羰基化的方法。
包括丙酸、己二酸以及脂肪酸的羧酸用於製備聚合物、藥物、溶劑和食品添加劑。產生羧酸的途徑通常包括烴類、醇類或醛類的氧化,經由臭氧分解的烯烴的氧化裂解,甘油三酯、腈、酯或醯胺的水解,格氏試劑(Grignard)或有機鋰試劑的羧化,以及鹵化和隨後鹵代反應中的甲基酮的水解。
烯烴的羥基羧化是用於獲得羧酸的非常有前途以及環境友好的方法。經由甲醇的羰基化產生乙酸,其與碘化物進行。在Koch反應中,向烯烴中加入水和一氧化碳是經由強鹼催化的。該方法對於形成二級和三級碳陽離子的烯烴
是有效的,例如,異丁烯至新戊酸。通過同時向烯烴/炔烴中加入CO和H2O而發生的羥基羧化提供合成羧酸直接且方便的方法。
本發明之目的係提供在二異丁烯(DIBN)之鈀催化羥基羰基化中的良好轉換方法。該反應必須在一個步驟中進行。
經由如申請專利範圍第1項所述之方法完成該目的。
在該方法的一個變化形中,在方法步驟b)中的該化合物中係選自於:PdCl2、PdBr2、Pd(acac)2、Pd(dba)2(dba=二苯乙烯基丙酮)、PdCl2(CH3CN)2。
在該方法的一個變化形中,該方法步驟b)中之該化合物係Pd(acac)2。
在該方法的一個變化形中,該方法包含額外的反應步驟g):g)加入對甲苯磺酸(PTSA)。
在該方法的一個變化形中,在方法步驟f)中該反應混合物係加熱至80℃至160℃的範圍之溫度,較佳係在100℃至140℃的範圍之溫度。
在該方法的一個變化形中,在方法步驟e)中進料該CO以使該反應在20巴至60巴之範圍的CO壓力下進行,較佳係30巴至50巴之範圍。
經由以下的工作實施例更詳細地闡述本發明。
在4mL小燒瓶中加入[Pd(acac)2](3.05mg,0.25mol%)、L1(20.64mg,1.0mol%)、PTSA*H2O(28.5mg,3.75mol%)和已烘箱乾燥的攪拌棒。然後用隔膜(PTFE塗覆的
苯乙烯-丁二烯橡膠)和酚醛樹脂蓋密封小燒瓶。將小燒瓶抽真空並用氬氣再填充三次。H2O(0.5ml)、乙酸(1.5ml)以及二異丁烯(DIBN)(4.0mmol)經由針筒加入至小燒瓶。將小燒瓶至於合金板上,在氬氣氛下將其轉移至Parr Instruments的4560系列高壓滅菌器(300ml)中。用CO沖洗高壓滅菌器三次後,在室溫下CO的壓力增加到40巴。反應在120℃下進行20小時。在反應結束時,將高壓滅菌器冷卻至室溫並小心地解壓。然後加入異辛烷(100μl)作為內部標準品。經由GC分析測量轉化率。
以改變溶劑重複上述實驗。維持所有其他的參數。
該結果整理如下表中。
如實驗結果所示,該目的通過本發明的方法實現。
Claims (5)
- 如申請專利範圍第1項所述之方法,其中在方法步驟b)中的該化合物係選自於:PdCl2、PdBr2、Pd(acac)2、Pd(dba)2(dba=二苯乙烯基丙酮)、PdCl2(CH3CN)2。
- 如申請專利範圍第1項及第2項任一項所述之方法,其中該方法包含額外的反應步驟g):g)加入對甲苯磺酸。
- 如申請專利範圍第1項至第2項中任一項所述之方法,其中在方法步驟f)中,該反應混合物係加熱至80℃至160℃的範圍之溫度。
- 如申請專利範圍第1項至第2項中任一項所述之方法,其中在方法步驟e)中進料該CO以使該反應在20巴至60巴之範圍的CO壓力下進行。
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??17209307.2 | 2017-12-21 | ||
EP17209307.2A EP3502082B1 (de) | 2017-12-21 | 2017-12-21 | Verfahren zur pd-katalysierten hydroxycarbonylierung von diisobuten: einfluss des lösungsmittels |
EP17209307.2 | 2017-12-21 |
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TWI789467B true TWI789467B (zh) | 2023-01-11 |
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US (1) | US10494324B2 (zh) |
EP (1) | EP3502082B1 (zh) |
JP (1) | JP6665272B2 (zh) |
KR (1) | KR102144335B1 (zh) |
CN (1) | CN109942402B (zh) |
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MX (1) | MX2018015528A (zh) |
MY (1) | MY191766A (zh) |
PL (1) | PL3502082T3 (zh) |
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EP3502084B1 (de) * | 2017-12-21 | 2020-02-12 | Evonik Operations GmbH | Verfahren zur direkten umsetzung von diisobuten zu einer carbonsäure |
Citations (3)
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TW201402819A (zh) * | 2012-07-02 | 2014-01-16 | Oxea Gmbh | 異壬基衍生物之製造方法 |
CN106187735A (zh) * | 2016-07-07 | 2016-12-07 | 河北华旭化工有限公司 | 二异丁烯羰基合成特戊酸和2,2,4,4‑四甲基戊酸的方法 |
TW201716422A (zh) * | 2015-07-23 | 2017-05-16 | 贏創德固賽有限責任公司 | 二茂鐵基化合物及以其為基礎之用於乙烯系不飽和化合物之烷氧羰基化的鈀觸媒 |
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DE887644C (de) * | 1943-07-21 | 1953-08-24 | Chemische Verwertungsgesellsch | Verfahren zur Herstellung von Carbonsaeuren |
US2470859A (en) * | 1948-02-25 | 1949-05-24 | Du Pont | Nonanoic acid |
US3641074A (en) * | 1969-02-25 | 1972-02-08 | Union Oil Co | Carbonylation of olefins |
US3968133A (en) * | 1974-11-25 | 1976-07-06 | Texaco Inc. | Carboxylation process for preparing linear fatty acids or esters |
DE2709438C3 (de) * | 1977-03-04 | 1980-01-17 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von C6. bis C20 Alkylcarbonsäuren |
JP3516405B2 (ja) * | 1992-04-08 | 2004-04-05 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | パラジウムホスフィン触媒を用いるカルボニル化法 |
TW349088B (en) * | 1994-12-19 | 1999-01-01 | Eastman Chem Co | Carbonylation of olefins |
ZA965990B (en) | 1995-07-17 | 1997-02-24 | Shell Int Research | Process for the continuous carbonylation of olefins. |
EP3502084B1 (de) * | 2017-12-21 | 2020-02-12 | Evonik Operations GmbH | Verfahren zur direkten umsetzung von diisobuten zu einer carbonsäure |
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TW201402819A (zh) * | 2012-07-02 | 2014-01-16 | Oxea Gmbh | 異壬基衍生物之製造方法 |
TW201716422A (zh) * | 2015-07-23 | 2017-05-16 | 贏創德固賽有限責任公司 | 二茂鐵基化合物及以其為基礎之用於乙烯系不飽和化合物之烷氧羰基化的鈀觸媒 |
CN106187735A (zh) * | 2016-07-07 | 2016-12-07 | 河北华旭化工有限公司 | 二异丁烯羰基合成特戊酸和2,2,4,4‑四甲基戊酸的方法 |
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ES2777632T3 (es) | 2020-08-05 |
JP2019112399A (ja) | 2019-07-11 |
TW201930248A (zh) | 2019-08-01 |
MY191766A (en) | 2022-07-14 |
US20190194111A1 (en) | 2019-06-27 |
CN109942402B (zh) | 2022-06-03 |
PL3502082T3 (pl) | 2020-07-27 |
KR102144335B1 (ko) | 2020-08-13 |
EP3502082B1 (de) | 2020-02-12 |
MX2018015528A (es) | 2019-06-24 |
CN109942402A (zh) | 2019-06-28 |
JP6665272B2 (ja) | 2020-03-13 |
CA3028181A1 (en) | 2019-06-21 |
ZA201808496B (en) | 2019-09-25 |
EP3502082A1 (de) | 2019-06-26 |
CA3028181C (en) | 2021-02-09 |
KR20190075842A (ko) | 2019-07-01 |
US10494324B2 (en) | 2019-12-03 |
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