在金属有机催化剂的精密世界中,金属中心是提供反应的“引擎”,而配体,则是掌控方向、调节动力的“智慧导航系统”与“方向盘”。一个催化剂的效率、选择性与稳定性,极大程度上由其配体决定。
百灵威为您提供批次稳定、高品质的膦配体、氮配体及特种配体的系列产品线,是您设计与合成高性能金属有机催化剂的坚实基石。
这些配体是我们合成高性能催化剂的“乐高积木”,其用途体现在:
· 电子效应调控:通过给电子或吸电子能力,精细调节金属中心的电子云密度,从而改变其对反应物的活化能力。例如,富电子的三环己基膦能极大促进钯催化剂对芳基氯的氧化加成。
· 立体效应控制:通过庞大的空间位阻,创造一个特定的手性或非手性微环境。这不仅能保护金属中心、提高催化剂稳定性,更能精准引导反应物从特定方向接近,是实现高区域和对映选择性的关键。BINAP和Xantphos是此方面的杰出代表。
· 稳定催化中心:双齿或多齿配体通过螯合效应,能形成热力学更稳定、结构更明确的金属配合物,有效防止催化剂在反应过程中分解沉淀。
· 调控溶解性与分离性:如三正辛烷基膦可增加催化剂在非极性溶剂中的溶解度,而通过设计,配体也可助力于催化剂的回收与再利用。
| 品名 | CAS | 货号 |
|---|---|---|
| Triphenylphosphine, 98.5%, for synthesis 三苯基膦 | 603-35-0 | 563925 危化品 |
| Norbornene, 99% 降冰片烯 | 498-66-8 | 175425 |
| Triphenylphosphine, 99% 三苯基膦 | 603-35-0 | 110246 危化品 |
| 2,2'-Bipyridine, 99%, reagent grade 2,2'-联吡啶 | 366-18-7 | 222772 |
| 4,5-Bis(diphenylphosphino)-9,9-dimethylxanthene, 98% 4,5-双二苯基膦-9,9-二甲基氧杂蒽 | 161265-03-8 | 134853 |
| 2,2'-Bipyridine, 99% 2,2'-联吡啶 | 366-18-7 | 107095 |
| Tri-o-tolylphosphine, 97% 三(邻甲苯基)膦 | 6163-58-2 | 102357 |
| 1,3-Bis(diphenylphosphino)propane, 98% 1,3-双(二苯基膦)丙烷 | 6737-42-4 | 161283 |
| meso-Tetraphenylporphyrin, 97% meso-四苯基卟啉 | 917-23-7 | 557673 |
| Dichlorophenylphosphine, 98% 苯基二氯膦 | 644-97-3 | 365459 危化品 |
| Diethylenetriamine, 99% 二亚乙基三胺 | 111-40-0 | 921558 危化品 |
| Diphenylphosphine, 98% 二苯基膦 | 829-85-6 | 219963 |
| Trimethylphosphine, 1 M solution in THF, J&KSeal 三甲基磷 | 594-09-2 | 932548 |
| 1,1'-Bis(diphenylphosphino)ferrocene, 98% 1,1'-双(二苯基膦)二茂铁 | 12150-46-8 | 231095 |
| Tri-n-octylphosphine oxide, 99% 三正辛基氧化膦 | 78-50-2 | 318216 |
| 1,4-Diazabicyclo[2.2.2]octane, 97% 1,4-二叠氮双环[2.2.2]辛烷 | 280-57-9 | 129882 |
| N,N,N',N'-Tetramethylethylenediamine, 99% N,N,N',N'-四甲基乙二胺 | 110-18-9 | 255989 危化品 |
| Triphenylphosphine oxide, 98% 三苯基氧化膦 | 791-28-6 | 128860 |
| Tricyclohexylphosphine, 97% 三环己基膦 | 2622-14-2 | 128983 |
| Tris(2-carboxyethyl)phosphine hydrochloride, 98% 三(2-羧乙基)膦盐酸盐 | 51805-45-9 | 312334 |
| Tri-o-tolylphosphine, 99% 三(邻甲苯基)膦 | 6163-58-2 | 135837 |
| Diphenylphosphinic chloride, 98% 二苯基次磷酰氯 | 1499-21-4 | 325632 |
| Tris(trimethylsilyl)phosphine, min. 98% (10 wt% in hexanes) 三(三甲硅烷基)膦 (10 wt% 溶于 己烷类) | 15573-38-3 | 15-8021 |
| Tributylphosphine, 98%, J&KSeal 三丁基膦 | 998-40-3 | 456654 |
| 1,2-Bis(dicyclohexylphosphino)ethane, min. 98% 1,2-双(二环己基磷基)-乙烷 | 23743-26-2 | 15-9585 |
| Tetraethylenepentamine, 95%, tech. 四(乙二基)五胺 | 112-57-2 | 328688 危化品 |
| Tri-o-tolylphosphine, 99% 三(邻-甲苯基)磷 | 6163-58-2 | 15-8050 |
| 2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl, 98% 2,2'-双(二苯基膦基)-1,1'-联萘 | 98327-87-8 | 252679 |
| Triethylphosphine, 99% (20 wt% in ethanol) 三乙基磷 | 554-70-1 | 15-6304 |
| Diethylenetriaminepentaacetic acid, 99% 二亚乙基三胺五乙酸 | 67-43-6 | 293477 |
| 1,1'-Bis(diphenylphosphino)ferrocene, 98%, for synthesis 1,1'-双(二苯基膦)二茂铁 | 12150-46-8 | 460490 |
| Tri-n-octylphosphine, 90% 三正辛烷基膦 | 4731-53-7 | 519670 |
| 品名 | CAS | 货号 |
|---|---|---|
| Tris(dibenzylideneacetone)dipalladium(0), 20% Pd 三(二亚苄基丙酮)二钯(0) | 51364-51-3 | 960139 |
| Bis(1,5-cyclooctadiene)nickel(0), 98% 双(1,5-环辛二烯)镍(0) | 1295-35-8 | 112324 |
| Copper(I) chloride, 98% 氯化亚铜(I) | 7758-89-6 | 952467 |
| Copper(II) chloride, 98%, for synthesis 氯化铜(II) | 7447-39-4 | 929485 危化品 |
| Copper(I) iodide, 98% 碘化亚铜(I) | 7681-65-4 | 988790 |
| Nickel(II) acetylacetonate, 96% 乙酰丙酮镍(II) | 3264-82-2 | 452325 |
| Copper(I) iodide, 99.999%, -100 mesh 碘化亚铜(I) | 7681-65-4 | 977326 |
| Copper(I) bromide, 98% 溴化亚铜(I) | 7787-70-4 | 374383 |
| Copper(II) acetylacetonate, 99% 乙酰丙酮铜(II) | 13395-16-9 | 537056 |
| Nickel catalyst, slurry in water, average particle size 50µm 镍催化剂 | 7440-02-0 | 984558 危化品 |
| Copper(II) acetate, 98.5%, reagent grade, anhydrous 乙酸铜(II) | 142-71-2 | 973314 |
| Copper(II) bromide, 99%, anhydrous 溴化铜(II) | 7789-45-9 | 369795 |
| Copper(I) iodide, 98%, for synthesis 碘化亚铜(I) | 7681-65-4 | 945192 |
| Copper(II) acetate, 98.5%, anhydrous 乙酸铜(II) | 142-71-2 | 165806 |
| Copper(II) sulfate, 98%, reagent grade 硫酸铜(II) | 7758-98-7 | 967899 |
| Copper(II) ethylenediamine complex, 1.0 M solution in H2O 双氢氧化乙二胺铜 | 14552-35-3 | 415077 |
| Copper(II) chloride dihydrate, 99% 氯化铜(II)二水合物 | 10125-13-0 | 908522 危化品 |
| Nickel(II) sulfate hexahydrate, 99%, for analysis 硫酸镍(II)六水合物 | 10101-97-0 | 902817 危化品 |
| 品名 | CAS | 货号 |
|---|---|---|
| Ruthenium(III) chloride hydrate, 99.9%, for synthesis 三氯化钌(III)水合物 | 14898-67-0 | 961642 |
| Iridium(III) chloride hydrate, 50 - 58% Ir 三氯化铱(III)水合物 | 14996-61-3 | 110534 |
| (4,4'-Di-tert-butyl-2,2'-bipyridine)bis[3,5-difluoro-2-[[5-trifluoromethyl-2-pyridinyl-kappaN)phenyl-kappaC]iridium(III) Hexafluorophosphate, 95% (4,4'-二叔丁基-2,2'-联吡啶)双[3,5-二氟-2-[[5-三氟甲基-2-吡啶基-κN]苯基-κC]铱(III)六氟磷酸盐 | 870987-63-6 | 1866865 |
| Tris(2-phenylpyridine)iridium, 99%, for synthesis 三(2-苯基吡啶)合铱 | 94928-86-6 | 997766 |
| Hexaammineruthenium(III) chloride, 99.95% 三氯化六铵合钌(III) | 14282-91-8 | 536650 |
| Chloro(1,5-cyclooctadiene)iridium(I) dimer, 98% 1,5-环辛二烯氯化铱(I)二聚体 | 12112-67-3 | 192969 |
| Ruthenium(III) acetylacetonate, 25% Ru 乙酰丙酮钌(III) | 14284-93-6 | 299291 |
| [Ir(dtbbpy)(ppy)2]PF6, 97% (4,4'-二叔丁基-2,2'-联吡啶)双[(2-吡啶基)苯基]铱(III)六氟磷酸盐 | 676525-77-2 | 1836092 |
| Ruthenium(III) nitrosyl nitrate, 1.5% Ru w/v solution in H2O 亚硝酰基硝酸钌(III) | 34513-98-9 | 581746 |
| Triruthenium dodecacarbonyl, 99% 十二羰基三钌 | 15243-33-1 | 526096 |
| 1,5-Cyclooctadiene(pyridine)(tricyclohexylphosphine)iridium(I) hexafluorophosphate, 98% 1,5-环辛二烯(吡啶)(三环己基磷)铱(I)六氟磷酸盐 | 64536-78-3 | 110992 |
| Tris(2,2'-bipyridyl)ruthenium(II)chloride hexahydrate, 98% 三(2,2’-联吡啶基)氯化钌(II)六水合物 | 50525-27-4 | 102033 |
| (4,4'-Di-tert-butyl-2,2'-bipyridine)bis[3,5-difluoro-2-[[5-trifluoromethyl-2-pyridinyl-kappaN)phenyl-kappaC]iridium(III) Hexafluorophosphate, 98% (4,4'-二叔丁基-2,2'-联吡啶)双[3,5-二氟-2-[[5-三氟甲基-2-吡啶基-κN]苯基-κC]铱(III)六氟磷酸盐 | 870987-63-6 | 974762 |
| Dichloro(p-cymene)ruthenium(II) dimer, 33% Ru 二氯(对甲基异丙苯)钌(II) 二聚体 | 52462-29-0 | 999889 |
| Ruthenium(III) chloride hydrate, Ru: ≥37% 三氯化钌(III)水合物 | 14898-67-0 | 997094 |
| Tris(4,7-diphenyl-1,10-phenanthroline)ruthenium (II) dichloride 三( 4,7-联苯-1,10-邻菲啰啉)二氯化钌 | 36309-88-3 | 241557 |
| Ruthenium on carbon, Ru: ≥5% 钌碳 | 7440-18-8 | 917027 |
| Ruthenium(IV) oxide, 99.9%, trace metal basis 氧化钌(IV) | 12036-10-1 | 185182 |
| 品名 | CAS | 货号 |
|---|---|---|
| Dichloromethane, 99.9%, SuperDry, with molecular sieves, water≤30 ppm, J&KSeal 二氯甲烷 | 75-09-2 | 908525促 危化品 |
| Ethyl acetate, 99.5%, AR 乙酸乙酯 | 141-78-6 | 937345 危化品 |
| Tetrahydrofuran, 99.5%, for synthesis 四氢呋喃 | 109-99-9 | 952074 危化品 |
| Methanol, 99.5%, for synthesis 甲醇 | 67-56-1 | 904020 危化品 |
| Ethanol, 99.7%, reagent grade, anhydrous 乙醇 | 64-17-5 | 983081 危化品 |
| 1,4-Dioxane, 99.5%, for synthesis 1,4-二氧六环 | 123-91-1 | 954999 危化品 |
| 品名 | CAS | 货号 |
|---|---|---|
| Methanol-d4, 99.8 atom%D 氘代甲醇-d4 | 811-98-3 | 114655促 |
| Chloroform-d, 99.8 atom%D, contains 0.03% v/v TMS 氘代氯仿 | 865-49-6 | 995425促 |
| Acetonitrile, 99.9%, HPLC/ACS 乙腈 | 75-05-8 | 134752 危化品 |
| Ethanol-d6, anhydrous, 99 atom%D 氘代乙醇-d6 | 1516-08-1 | 349944 |
| Methanol, 99.9%, HPLC/ACS 甲醇 | 67-56-1 | 116481 危化品 |
| 品名 | CAS | 货号 |
|---|---|---|
| Digital stainless steel hotplate magnetic stirrer, with heating, heating temperature range: RT 340℃, power 550 W 数显不锈钢加热磁力搅拌器 | / | 1122416 |
| Laboratory consumables, disposable dispenser for laboratory use (without needle), limited to scientific research use only, 2-piece, pp, 5 ml 实验室耗材, 实验室用一次性加液器(无针头), 仅限科研使用 | / | 972645 |
| Magnetic stir bar, PTFE-coated, egg-shaped, A100 (6*10mm), 5 pcs/pack 聚四氟乙烯磁力搅拌子,椭圆型 | / | 1482821 |
| Magnetic stir bar, PTFE-coated, egg-shaped, A200(8-9mm*20mm), 5 pcs/pack 聚四氟乙烯磁力搅拌子,椭圆型 | / | 978702 |
| Short screw thread vials, 2ml, 9mm, 11.6×32mm, with marking spot, clear, large opening 短螺纹样品瓶 ,2ml, 9mm, 11.6×32mm, 透明, 广口, 带书写签 | / | 917753 |
| 5 mm NMR Economy Sample Tube w/ Cap, 7″, High-Throughput 5毫米,高通量经济型核磁管,7英寸 | / | 1001281 |
| Plastic beaker, 30ml, PP, clear, ml/oz double scale, ribs for easy stacking, 10 pcs/pack 塑料烧杯 | / | 914647 |
| TLC silica gel plate (fluorescent indicator), HPTLC, GF254, layer thickness 0.2-0.25 mm, 100*25 mm, 320 pcs/pack 薄层色谱硅胶板(含荧光) | / | 2741209 |
| Spotting capillary tube, 0.5 mm×100 mm 玻璃点样毛细管 | / | 9116399 |
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