CN103012028B - 一种由甲苯类化合物催化氧化制备芳香醛的方法 - Google Patents
一种由甲苯类化合物催化氧化制备芳香醛的方法 Download PDFInfo
- Publication number
- CN103012028B CN103012028B CN201210554888.4A CN201210554888A CN103012028B CN 103012028 B CN103012028 B CN 103012028B CN 201210554888 A CN201210554888 A CN 201210554888A CN 103012028 B CN103012028 B CN 103012028B
- Authority
- CN
- China
- Prior art keywords
- methylbenzenes
- aromatic aldehyde
- oxygen
- toluene
- molecular sieve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 29
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Natural products CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 150000003934 aromatic aldehydes Chemical class 0.000 title claims abstract description 24
- 230000003647 oxidation Effects 0.000 title claims abstract description 18
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 18
- -1 toluene compound Chemical class 0.000 title claims abstract description 12
- 230000003197 catalytic effect Effects 0.000 title abstract description 4
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims abstract description 44
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 29
- 239000001301 oxygen Substances 0.000 claims abstract description 29
- 239000002808 molecular sieve Substances 0.000 claims abstract description 25
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 25
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 13
- 239000003999 initiator Substances 0.000 claims abstract description 9
- 239000003495 polar organic solvent Substances 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims abstract description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 24
- 150000005172 methylbenzenes Chemical class 0.000 claims description 24
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 18
- 238000013019 agitation Methods 0.000 claims description 18
- NPDACUSDTOMAMK-UHFFFAOYSA-N 4-Chlorotoluene Chemical compound CC1=CC=C(Cl)C=C1 NPDACUSDTOMAMK-UHFFFAOYSA-N 0.000 claims description 16
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 claims description 14
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 13
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 13
- 229910052794 bromium Inorganic materials 0.000 claims description 13
- 229910000042 hydrogen bromide Inorganic materials 0.000 claims description 10
- ZBTMRBYMKUEVEU-UHFFFAOYSA-N 1-bromo-4-methylbenzene Chemical compound CC1=CC=C(Br)C=C1 ZBTMRBYMKUEVEU-UHFFFAOYSA-N 0.000 claims description 8
- OSOUNOBYRMOXQQ-UHFFFAOYSA-N 1-chloro-3-methylbenzene Chemical compound CC1=CC=CC(Cl)=C1 OSOUNOBYRMOXQQ-UHFFFAOYSA-N 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 7
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims description 6
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical group CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- ZPTVNYMJQHSSEA-UHFFFAOYSA-N 4-nitrotoluene Chemical compound CC1=CC=C([N+]([O-])=O)C=C1 ZPTVNYMJQHSSEA-UHFFFAOYSA-N 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 2
- 230000002459 sustained effect Effects 0.000 claims description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052726 zirconium Inorganic materials 0.000 abstract description 7
- 239000003054 catalyst Substances 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052802 copper Inorganic materials 0.000 abstract description 3
- 239000010949 copper Substances 0.000 abstract description 3
- 229910052720 vanadium Inorganic materials 0.000 abstract description 2
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 abstract description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 abstract 1
- 229910052684 Cerium Inorganic materials 0.000 abstract 1
- 239000003570 air Substances 0.000 abstract 1
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 abstract 1
- 229910017052 cobalt Inorganic materials 0.000 abstract 1
- 239000010941 cobalt Substances 0.000 abstract 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 1
- 230000007547 defect Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- 239000000047 product Substances 0.000 description 37
- 239000007789 gas Substances 0.000 description 34
- 238000004587 chromatography analysis Methods 0.000 description 16
- 230000009466 transformation Effects 0.000 description 16
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 15
- 229910001882 dioxygen Inorganic materials 0.000 description 15
- 229960000583 acetic acid Drugs 0.000 description 10
- 239000012362 glacial acetic acid Substances 0.000 description 9
- ZRYZBQLXDKPBDU-UHFFFAOYSA-N 4-bromobenzaldehyde Chemical compound BrC1=CC=C(C=O)C=C1 ZRYZBQLXDKPBDU-UHFFFAOYSA-N 0.000 description 7
- AVPYQKSLYISFPO-UHFFFAOYSA-N 4-chlorobenzaldehyde Chemical compound ClC1=CC=C(C=O)C=C1 AVPYQKSLYISFPO-UHFFFAOYSA-N 0.000 description 7
- SRWILAKSARHZPR-UHFFFAOYSA-N 3-chlorobenzaldehyde Chemical compound ClC1=CC=CC(C=O)=C1 SRWILAKSARHZPR-UHFFFAOYSA-N 0.000 description 6
- FPYUJUBAXZAQNL-UHFFFAOYSA-N 2-chlorobenzaldehyde Chemical compound ClC1=CC=CC=C1C=O FPYUJUBAXZAQNL-UHFFFAOYSA-N 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- FXLOVSHXALFLKQ-UHFFFAOYSA-N p-tolualdehyde Chemical compound CC1=CC=C(C=O)C=C1 FXLOVSHXALFLKQ-UHFFFAOYSA-N 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 150000001299 aldehydes Chemical class 0.000 description 3
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 3
- BXRFQSNOROATLV-UHFFFAOYSA-N 4-nitrobenzaldehyde Chemical compound [O-][N+](=O)C1=CC=C(C=O)C=C1 BXRFQSNOROATLV-UHFFFAOYSA-N 0.000 description 2
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N monobenzene Natural products C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- OERNJTNJEZOPIA-UHFFFAOYSA-N zirconium nitrate Chemical compound [Zr+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O OERNJTNJEZOPIA-UHFFFAOYSA-N 0.000 description 2
- YNWVFADWVLCOPU-MDWZMJQESA-N (1E)-1-(4-chlorophenyl)-4,4-dimethyl-2-(1H-1,2,4-triazol-1-yl)pent-1-en-3-ol Chemical compound C1=NC=NN1/C(C(O)C(C)(C)C)=C/C1=CC=C(Cl)C=C1 YNWVFADWVLCOPU-MDWZMJQESA-N 0.000 description 1
- RMOGWMIKYWRTKW-UONOGXRCSA-N (S,S)-paclobutrazol Chemical compound C([C@@H]([C@@H](O)C(C)(C)C)N1N=CN=C1)C1=CC=C(Cl)C=C1 RMOGWMIKYWRTKW-UONOGXRCSA-N 0.000 description 1
- IOHPVZBSOKLVMN-UHFFFAOYSA-N 2-(2-phenylethyl)benzoic acid Chemical group OC(=O)C1=CC=CC=C1CCC1=CC=CC=C1 IOHPVZBSOKLVMN-UHFFFAOYSA-N 0.000 description 1
- CMWKITSNTDAEDT-UHFFFAOYSA-N 2-nitrobenzaldehyde Chemical compound [O-][N+](=O)C1=CC=CC=C1C=O CMWKITSNTDAEDT-UHFFFAOYSA-N 0.000 description 1
- UIAGMCDKSXEBJQ-IBGZPJMESA-N 3-o-(2-methoxyethyl) 5-o-propan-2-yl (4s)-2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate Chemical compound COCCOC(=O)C1=C(C)NC(C)=C(C(=O)OC(C)C)[C@H]1C1=CC=CC([N+]([O-])=O)=C1 UIAGMCDKSXEBJQ-IBGZPJMESA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- ZBBHBTPTTSWHBA-UHFFFAOYSA-N Nicardipine Chemical compound COC(=O)C1=C(C)NC(C)=C(C(=O)OCCN(C)CC=2C=CC=CC=2)C1C1=CC=CC([N+]([O-])=O)=C1 ZBBHBTPTTSWHBA-UHFFFAOYSA-N 0.000 description 1
- 239000005985 Paclobutrazol Substances 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium(3+);trinitrate Chemical compound [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- VTHIKKVKIVQWHV-UHFFFAOYSA-N chromium(6+) oxygen(2-) pyridine Chemical compound [O-2].[O-2].[O-2].[Cr+6].C1=CC=NC=C1 VTHIKKVKIVQWHV-UHFFFAOYSA-N 0.000 description 1
- UFMZWBIQTDUYBN-UHFFFAOYSA-N cobalt dinitrate Chemical compound [Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O UFMZWBIQTDUYBN-UHFFFAOYSA-N 0.000 description 1
- 229910001981 cobalt nitrate Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910003439 heavy metal oxide Inorganic materials 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010814 metallic waste Substances 0.000 description 1
- DWCZIOOZPIDHAB-UHFFFAOYSA-L methyl green Chemical compound [Cl-].[Cl-].C1=CC(N(C)C)=CC=C1C(C=1C=CC(=CC=1)[N+](C)(C)C)=C1C=CC(=[N+](C)C)C=C1 DWCZIOOZPIDHAB-UHFFFAOYSA-L 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 229960001783 nicardipine Drugs 0.000 description 1
- HYIMSNHJOBLJNT-UHFFFAOYSA-N nifedipine Chemical compound COC(=O)C1=C(C)NC(C)=C(C(=O)OC)C1C1=CC=CC=C1[N+]([O-])=O HYIMSNHJOBLJNT-UHFFFAOYSA-N 0.000 description 1
- 229960001597 nifedipine Drugs 0.000 description 1
- 229960000715 nimodipine Drugs 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 description 1
- IMACFCSSMIZSPP-UHFFFAOYSA-N phenacyl chloride Chemical compound ClCC(=O)C1=CC=CC=C1 IMACFCSSMIZSPP-UHFFFAOYSA-N 0.000 description 1
- 239000005648 plant growth regulator Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 238000012916 structural analysis Methods 0.000 description 1
- 239000003491 tear gas Substances 0.000 description 1
- 230000002087 whitening effect Effects 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Abstract
本发明提供了一种由甲苯类化合物催化氧化制备芳香醛的方法。其特征在于采用溴化物或单质溴为引发剂,负载金属组分的氧化锰八面体分子筛为催化剂,其中金属组分可以是钴、钒、铜、锆或铈等;以甲苯类化合物为底物,以氧气或空气为氧源,反应体系中加入了极性有机溶剂。该方法的优点是:催化剂制备简单;反应条件温和,绿色环保;所得目标产物的选择性和产率较高;催化剂分离简单。该方法解决了芳香醛传统制备工艺中环境污染严重、收率低等不足,具有良好的工业应用前景。
Description
【技术领域】
本发明涉及在一种高效催化体系下选择性催化空气或氧气氧化甲苯类化合物成芳香醛的方法。
【背景技术】
芳香醛是精细化工生产中的重要原料,作为医药,染料,香料、农药等的中间体,具有较好的市场前景,如硝基苯甲醛是合成硝苯吡啶、尼莫地平、尼松地平和尼卡地平等新型心血管药物的主要原料;邻氯苯甲醛可直接用作电镀增白剂,也作为催泪气产品的中间体;对氯苯甲醛可用于合成除草剂麦敌散、植物生长调节剂多效唑和烯效唑;对溴苯甲醛也是工业上合成含苯化合物的主要中间体。
目前工业上生产芳香醛类化合物的主要方法是甲苯类化合物的氯化水解法,但该方法存在着氧化深度难以控制和设备腐蚀严重等缺点,且带来了严重的环境问题。通过甲苯类化合物侧链甲基的氧化制备芳醛是关键的有机合成反应,传统的氧化方法是采用重铬酸钾、高锰酸钾、三氧化铬-吡啶等重金属氧化物,反应生成大量的重金属废弃物,严重污染了环境。近年来,随着绿色化学概念的提出,以空气或氧气为清洁氧源实现甲苯类化合物侧链甲基的绿色选择性氧化受到了人们的普遍重视并取得了一些进展,但由于甲苯类化合物的空气氧气氧化一般需要在较高温度下进行,氧化产物醛很容易进一步氧化为相应的酸,反应对醛的选择性较差。因此,甲苯类化合物的空气氧气氧化工艺中,主要产物是苯甲酸类化合物,苯甲醛类化合物以含量很低的副产物出现。
针对现有芳香醛合成工艺的不足,设计开发具有较强应用前景的甲苯类化合物空气氧气氧化制备芳香醛的高效方法和催化剂是业界正在探索的。
【发明内容】
本发明的目的是发展一种高转化率高选择性的合成芳香醛的方法。
为实现上述目的,本发明提供一种液相催化氧化甲苯类化合物制备芳香醛的方法,即:取反应量的溴引发剂、催化剂、甲苯类化合物、极性有机溶液置于反应容器中,混合;向反应容器中通入氧气,在搅拌下于30~120℃下反应5~15 小时,即得目标产物芳香醛。
上述制备芳香醛的方法中,所述溴引发剂是单质溴、溴化钾或溴化氢。
上述制备芳香醛的方法中,所述溴引发剂是质量浓度为25.0%~42.0%的溴化氢。
上述制备芳香醛的方法中,所述的催化剂是负载金属组分的氧化锰八面体分子筛;所述分子筛晶体结构由2×2共边的八面体MnO6链构成,链与链之间通过八面体MnO6的顶点O原子相联构成[0.46~0.47nm]×[0.46~0.47nm]的一维孔道。
上述制备芳香醛的方法中,所述甲苯类化合物是选自对甲基甲苯、对硝基甲苯、对氯甲苯、对溴甲苯、邻氯甲苯、间氯甲苯或甲苯。
上述制备芳香醛的方法中,所述极性有机溶剂是二甲亚砜、乙腈或乙酸。
上述制备芳香醛的方法中,所述引发剂与甲苯类化合物的质量比例为[0.1~2.0]:1,催化剂与甲苯类化合物的质量比例为[0.01~0.2]:1,氧气与甲苯类化合物的摩尔比为[1~50]:1。
上述制备芳香醛的方法中,反应体系的温度在70~120℃并持续反应8~15小时。
根据实验结果,本发明所提供由甲苯类化合物催化氧化制备芳香醛的方法,具有工艺简单、芳香醛反应选择性和收率较高、催化剂分离简单、绿色环保等特点,为工业化提供了广阔的应用前景。
【附图简要说明】
图1和图2所示分别为本发明中采用的催化剂氧化锰八面体分子筛的XRD图和SEM图。
【具体实施方式】
下面结合本发明的实施例和比较例对本发明做进一步说明:
本发明下述实施例和对比例中反应产物的结构分析采用Shimadzu公司生产的配置RTx-5MS毛细管色谱柱(30m×0.25mm×0.25μm)的气相-质谱仪联用仪GC/MS (6890N/5973N)。目标产物选择性和产率的分析则采用由Shimadzu公司生产的配置氢火焰检测器和RTX-1毛细管色谱柱(30m×0.25mm×0.25μm)的气相色谱仪Shimadzu GC-2014AFSC。
分子筛催化剂的制备
a.室温下,计算量的MnSO4·H2O溶于一定量的去离子水中;
b.不断搅拌下向a中滴加一定量65%的浓HNO3形成溶液A;
c.30℃下,计算量的KMnO4溶解于一定量的去离子水形成溶液B;
d.剧烈搅拌下,将溶液B缓慢滴加到溶液A中,然后将所得的混合液在100℃下保温回流24小时;
e.将d中所得的固体产物用去离子水洗涤直至洗涤水的pH接近7为止,然后将固体产物在100℃的烘箱中保温12小时即得氧化锰分子筛;
f.称取计算量的硝酸钴、硝酸铜、硝酸锆、硝酸铈或偏钒酸铵中的一种或两种以上,将其溶于去离子水中并搅拌12小时,然后在40℃下将其中的水分蒸干,最后固体物在100℃下保温12小时后置于马弗炉中450℃下焙烧5小时,即得。
图1中氧化锰八面体分子筛催化剂的XRD谱图和文献报道的结果一致,证明所合成的催化剂为结晶良好的八面体分子筛结构,从图2催化剂的SEM图可以看出氧化锰八面体分子筛显现出特征的纤维状形貌。
芳香醛类化合物的制备
实施例1
往三口烧瓶中依次加入负载钴的氧化锰八面体分子筛0.2g,溴化钾0.5g,甲苯1ml,冰乙酸10ml,通入氧气,氧气流量为100ml/min,在搅拌下于100℃下反应12小时后,气相色谱-质谱联用仪分析结果显示产物为目标产物苯甲醛,气相色谱分析结果表明甲苯的转化率为96.5%,苯甲醛的选择性和收率分别为65.1%和62.8%。
实施例2
往三口烧瓶中依次加入负载铜的氧化锰八面体分子筛0.2g,质量分数为25.0%的溴化氢2.0g,邻氯甲苯1ml,冰乙酸10ml,通入氧气,氧气流速100ml/min,在搅拌下于80℃下反应15小时后,气相色谱-质谱联用仪分析结果显示产物为目标产物邻氯苯甲醛,气相色谱分析结果表明邻氯甲苯的转化率为94.6%,邻氯苯甲醛的选择性和收率分别为55.6%和52.6%。
实施例3
往三口烧瓶中依次加入负载锆的氧化锰八面体分子筛0.5g,质量分数为30%的溴化氢1.5g,对溴甲苯1ml,乙腈10ml,通入氧气,氧气流速200ml/min,在搅拌下于80℃下反应8小时,气相色谱-质谱联用仪分析结果显示产物为目标产物对溴苯甲醛,气相色谱分析结果表明对溴甲苯的转化率为92.5%,对溴苯甲醛的选择性和收率分别为57.3%和53.0%。
实施例4
往三口烧瓶中依次加入负载钴的氧化锰八面体分子筛0.2g,单质溴0.1g,间氯甲苯1ml,二甲亚砜10ml,通入氧气,氧气流速150ml/min,在搅拌下于120℃下反应10小时,气相色谱-质谱联用仪分析结果显示产物为目标产物间氯苯甲醛,气相色谱分析结果表明间氯甲苯的转化率为90.5%,间氯苯甲醛的选择性和收率分别为62.8%和56.8%。
实施例5
往三口烧瓶中依次加入负载铈的氧化锰八面体分子筛0.1g,质量分数为35%的溴化氢1.0g,对甲基甲苯1ml,乙腈10ml,通入氧气,氧气流速150ml/min,在搅拌下于90℃下反应12小时,气相色谱-质谱联用仪分析结果显示产物为目标产物对甲基苯甲醛,气相色谱分析结果表明对甲基甲苯的转化率为88.6%,对甲基苯甲醛的选择性和收率分别为62.7%和55.6%。
实施例6
往三口烧瓶中依次加入负载锆的氧化锰八面体分子筛0.1g, 单质溴0.1g,甲苯1ml,冰乙酸10ml,通入氧气,氧气流速200ml/min,在搅拌下于110℃下反应10小时,气相色谱-质谱联用仪分析结果显示产物为目标产物苯甲醛,气相色谱分析结果表明甲苯的转化率为95.9%,苯甲醛的选择性和收率分别为66.2%和63.5%。
实施例7
往三口烧瓶中依次加入负载钒的氧化锰八面体分子筛0.05g,溴化钾0.5g,对氯甲苯1ml,冰乙酸10ml,通入氧气,氧气流速200ml/min,在搅拌下于110℃下反应10小时,气相色谱-质谱联用仪分析结果显示产物为目标产物对氯苯甲醛,气相色谱分析结果表明对氯甲苯的转化率为92.5%,对氯苯甲醛的选择性和收率分别为57.3%和53.0%。
实施例8
往三口烧瓶中依次加入负载锆的氧化锰八面体分子筛0.05g,质量分数为42%的溴化氢0.5g,邻氯甲苯1ml,二甲亚砜10ml,通入氧气,氧气流速150ml/min,在搅拌下于120℃下反应9小时,气相色谱-质谱联用仪分析结果显示产物为目标产物邻氯苯甲醛,气相色谱分析结果表明邻氯甲苯的转化率为89.7%,邻氯苯甲醛的选择性和收率分别为61.2%和54.9%。
实施例9
往三口烧瓶中依次加入负载铈的氧化锰八面体分子筛0.08g,溴化钾0.5g,对甲基甲苯1ml,冰乙酸10ml,通入氧气,氧气流速250ml/min,在搅拌下于100℃下反应7小时,气相色谱-质谱联用仪分析结果显示产物为目标产物对甲基苯甲醛,气相色谱分析结果表明对甲基甲苯的转化率为90.6%,对甲基苯甲醛的选择性和收率分别为58.0%和52.5%。
实施例10
往三口烧瓶中依次加入负载锆的氧化锰八面体分子筛0.1g,单质溴0.1g,对溴甲苯1ml,冰乙酸10ml,通入氧气,氧气流速200ml/min,在搅拌下于110℃下反应10小时,气相色谱-质谱联用仪分析结果显示产物为目标产物对溴苯甲醛,气相色谱分析结果表明对溴甲苯的转化率为92.5%,对溴苯甲醛的选择性和收率分别为57.3%和53.0%。
实施例11
往三口烧瓶中依次加入负载钴的氧化锰八面体分子筛0.2g,质量分数为42%的溴化氢0.5g,对氯甲苯1ml,乙腈10ml,通入氧气,氧气流速250ml/min,在搅拌下于80℃下反应12小时,气相色谱-质谱联用仪分析结果显示产物为目标产物对氯苯甲醛,气相色谱分析结果表明对氯甲苯的转化率为95.3%,对氯苯甲醛的选择性和收率分别为64.7%和61.7%。
实施例12
往三口烧瓶中依次加入负载铜的氧化锰八面体分子筛0.1g,溴化钾0.5g,对硝基甲苯1ml,冰乙酸10ml,通入氧气,氧气流速200ml/min,在搅拌下于110℃下反应10小时,气相色谱-质谱联用仪分析结果显示产物为目标产物对硝基苯甲醛,气相色谱分析结果表明对硝基甲苯的转化率为87.4%,对硝基苯甲醛的选择性和收率分别为63.0%和55.1%。
实施例13
往三口烧瓶中依次加入负载钴的氧化锰八面体分子筛0.2g,单质溴0.1g,间氯甲苯1ml,冰乙酸10ml,通入氧气,氧气流速100ml/min,在搅拌下于100℃下反应10小时,气相色谱-质谱联用仪分析结果显示产物为目标产物间氯苯甲醛,气相色谱分析结果表明间氯甲苯的转化率为96.2%,间氯苯甲醛的选择性和收率分别为58.6%和56.4%。
实施例14
往三口烧瓶中依次加入负载锆的氧化锰八面体分子筛0.05g,质量分数为30%的溴化氢1.5g,间氯甲苯1ml,乙腈10ml,通入氧气,氧气流速200ml/min,在搅拌下于80℃下反应10小时,气相色谱-质谱联用仪分析结果显示产物为目标产物间氯苯甲醛,气相色谱分析结果表明间氯甲苯的转化率为93.0%,间氯苯甲醛的选择性和收率分别为61.2%和56.9%。
实施例15
往三口烧瓶中依次加入负载锆的氧化锰八面体分子筛0.5g,单质溴0.1g,对溴甲苯1ml,冰乙酸10ml,通入氧气,氧气流速100ml/min,在搅拌下于100℃下反应12小时,气相色谱-质谱联用仪分析结果显示产物为目标产物对溴苯甲醛,气相色谱分析结果表明对溴甲苯的转化率为94.5%,对溴苯甲醛的选择性和收率分别为62.1%和58.7%。
实施例16
往三口烧瓶中依次加入负载钴的氧化锰八面体分子筛0.1g,溴化钾0.5g,对氯甲苯1ml,二甲亚砜10ml,通入氧气,氧气流速200ml/min,在搅拌下于100℃下反应10小时,气相色谱-质谱联用仪分析结果显示产物为目标产物对氯苯甲醛,气相色谱分析结果表明对氯甲苯的转化率为93.9%,对氯苯甲醛的选择性和收率分别为61.7%和57.9%。
Claims (4)
1.一种由甲苯类化合物催化氧化制备芳香醛的方法,包含下述步骤:
取反应量的溴引发剂、催化剂、甲苯类化合物、极性有机溶液置于反应容器中,混合;
向反应容器中通入氧气,在搅拌下于30~120℃下反应5~15小时,即得;
其中,所述溴引发剂是单质溴、溴化钾或溴化氢;所述溴引发剂是质量浓度为25.0%~42.0%的溴化氢;所述的催化剂是负载金属组分的氧化锰八面体分子筛;
其中,所述分子筛晶体结构由2×2共边的八面体MnO6链构成,链与链之间通过八面体MnO6的顶点O原子相联构成[0.46~0.47nm]×[0.46~0.47nm]的一维孔道;
所述引发剂与甲苯类化合物的质量比例为[0.1~2.0]:1,催化剂与甲苯类化合物的质量比例为[0.01~0.2]:1,氧气与甲苯类化合物的摩尔比为[1~50]:1。
2.根据权利要求1所述的由甲苯类化合物催化氧化制备芳香醛的方法,其特征在于,所述甲苯类化合物是选自对甲基甲苯、对硝基甲苯、对氯甲苯、对溴甲苯、邻氯甲苯、间氯甲苯或甲苯。
3.根据权利要求1所述的由甲苯类化合物催化氧化制备芳香醛的方法,其特征在于,所述极性有机溶剂是二甲亚砜、乙腈或乙酸。
4.根据权利要求1-3任一项所述的由甲苯类化合物催化氧化制备芳香醛的方法,其特征在于,反应体系的温度在70~120℃并持续反应8~15小时。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210554888.4A CN103012028B (zh) | 2012-12-19 | 2012-12-19 | 一种由甲苯类化合物催化氧化制备芳香醛的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210554888.4A CN103012028B (zh) | 2012-12-19 | 2012-12-19 | 一种由甲苯类化合物催化氧化制备芳香醛的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103012028A CN103012028A (zh) | 2013-04-03 |
CN103012028B true CN103012028B (zh) | 2015-07-22 |
Family
ID=47961196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210554888.4A Expired - Fee Related CN103012028B (zh) | 2012-12-19 | 2012-12-19 | 一种由甲苯类化合物催化氧化制备芳香醛的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103012028B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110963896B (zh) * | 2018-09-28 | 2024-04-09 | 中国石油化工股份有限公司 | 一种通过气相氧化反应生产芳香醛酮的方法 |
CN111389454B (zh) * | 2020-04-29 | 2022-09-20 | 陕西延长石油(集团)有限责任公司 | 一种合成气与甲苯制备对甲基苯甲醛的催化剂及方法 |
CN111978163B (zh) * | 2020-07-24 | 2022-09-27 | 华东理工大学 | 一种水作氧源催化烷基芳烃合成芳香醛酮的方法 |
CN116283518B (zh) * | 2023-03-07 | 2024-06-04 | 中国石油大学(华东) | 一种一步二氯化水解制备醛酮类化合物的方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7411099B2 (en) * | 2006-03-10 | 2008-08-12 | Council Of Scientific & Industrial Research | Process for the liquid phase oxidation of toluene to benzaldehyde |
-
2012
- 2012-12-19 CN CN201210554888.4A patent/CN103012028B/zh not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
催化合成苯甲醛催化剂研究进展;曹志红 等;《化工中间体》;20061231(第11期);第2-5、28页 * |
Also Published As
Publication number | Publication date |
---|---|
CN103012028A (zh) | 2013-04-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Mukherjee et al. | Efficient allylic oxidation of cyclohexene catalyzed by immobilized Schiff base complex using peroxides as oxidants | |
Maurya et al. | Oxidation of phenol, styrene and methyl phenyl sulfide with H2O2 catalysed by dioxovanadium (V) and copper (II) complexes of 2-aminomethylbenzimidazole-based ligand encapsulated in zeolite-Y | |
Choudhary et al. | Solvent-free liquid phase oxidation of benzyl alcohol to benzaldehyde by molecular oxygen using non-noble transition metal containing hydrotalcite-like solid catalysts | |
CN103012028B (zh) | 一种由甲苯类化合物催化氧化制备芳香醛的方法 | |
Maurya et al. | Polymer-anchored oxoperoxo complexes of vanadium (V), molybdenum (VI) and tungsten (VI) as catalyst for the oxidation of phenol and styrene using hydrogen peroxide as oxidant | |
George et al. | Nickel substituted copper chromite spinels: preparation, characterization and catalytic activity in the oxidation reaction of ethylbenzene | |
CN103894179A (zh) | 一种钼钒基复合氧化物催化剂及其制备和应用 | |
Zolfigol et al. | Application of silica vanadic acid as a heterogeneous, selective and highly reusable catalyst for oxidation of sulfides at room temperature | |
Maurya et al. | Oxidation of phenol with H2O2 catalysed by Cu (II), Ni (II) and Zn (II) complexes of N, N′-bis-(salicylidene) diethylenetriamine (H2saldien) encapsulated in Y-zeolite | |
CN104646046B (zh) | 一种选择性氧化环己烷的方法 | |
Maurya et al. | Oxidation of phenol and hydroquinone catalysed by copper (II) and oxovanadium (IV) complexes of N, N′-bis (salicyledene) diethylenetriamine (H2saldien) covalently bonded to chloromethylated polystyrene | |
CN110302821A (zh) | 氮掺杂多孔钴碳材料及其制备方法与应用 | |
CN103880574A (zh) | 一种由甲苯类化合物催化氧化制备芳香醛的方法 | |
CN104059001B (zh) | 一种邻硝基砜基苯甲酸的制备方法 | |
CN108250069A (zh) | 一种异辛酸的制备方法 | |
Rosowski et al. | New silver-and vanadium-containing multimetal oxides for oxidation of aromatic hydrocarbons | |
Yadav et al. | Selective liquid phase oxidation of secondary alcohols into ketones by tert-butyl hydroperoxide on nano-fibrous Ag-OMS-2 catalyst | |
CN102875341A (zh) | 一种苯甲醛的合成方法 | |
Shilpa et al. | Encapsulation of Cu (II)[2-(2′-hydroxyphenyl) benzimidazole] 2 within zeolite nano-cavity: structural properties and its catalytic activity towards phenol and styrene oxidation | |
Srinivasa Rao et al. | Selective hydration of nitriles to amides over titania supported palladium exchanged vanadium incorporated molybdophosphoric acid catalysts | |
CN107398275A (zh) | 一种气相光催化氧化异丙醇制丙酮的铜催化剂及反应工艺 | |
CN108191619A (zh) | 一种分子氧氧化醇类化合物制醛/酮的催化方法 | |
CN101778669A (zh) | 制备用于生产丙烯酸的改良催化剂的方法 | |
CN103537301A (zh) | 用于甲醇氧化联产甲缩醛和甲酸甲酯的催化剂及其制法和应用 | |
CN107129426A (zh) | 一种2,5-二氯苯酚制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 |