CO鼓泡是诱导凝胶过程的关键。首先,短时间内丰富的CO可以与Pd(acac)2和CH3COOH产生不稳定的络合物Pd4(CO)4(OAc)4。同时CO鼓泡可以原位引入扰动场,增加了传质和反应速度,从而使得大量的凝胶碎片形成。同时升高温度克服了扩散限制,加速了自组装过程。最终,由于重力驱动沉降,在瓶子底部可以获得三维组装而成的凝胶(图4f...
反式-[Pd(OAc)(NCC(CH3)3)(P(异丙基)3)2]FABA、 反式-[Pd(OAc)(OC(C6H5)2)(P(异丙基)3)2]FABA、 反式-[Pd(OAc)(HOCH(CH3)2)(P(异丙基)3)2]FABA、 反式-[Pd(OAc)(MeCN)(P(环己基)3)2]FABA、 反式-[Pd(OAc)(MeCN)(P(环己基)2(叔丁基))2]FABA、 [Pd(...
Transition metal-free HT (A, entry 1), 3 wt% Pd–Al2O3 (entry 2) and a homogeneous Pd(OAc)2 (entry 3) were inert under these conditions, while commercial 3 wt% Pd/MgO and 3 wt% Pd/C catalysts only achieved ∼30% conversion to toluene and phenol (Table 3, entries 4–5). ...
13d Pd(OAc)2 Acid 6 10 65 6 <58 14 PdCl2 10 6 10 65 6 62 a Reaction conditions: styrene (1 mmol), catalyst (5 mol%), H2O2 (30 wt%) and acid (70 wt%) in CH3CN (10 mL) at the specified temperature. b Calculated by GC based on the external standard. Number in parenthesi...
2.本技术涉及pd-1/pd-l1抑制剂4,4'-(((2,2'-二氯-[1,1'-联苯]-3,3'-二基)双(氮烷二基))双(羰基))双(1-甲基-1,4,6,7-四氢-5h-咪唑并[4,5-c]吡啶-2,5-二基))双(乙烷-2,1-二基))双(双环[2.2.1]庚烷-1-甲酸)的固体形式和盐形式,包括其制备过程,其中所述化合物可用于治疗包括...
The preparation of bimetallic catalysts consisted of an addition of the desired amount of a Pd(OAc)2solution in benzyl alcohol (20 to 800 μL, [Pd2+] = 1.68 × 10−3 mol L−1) to 75 mg of Au monometallic catalyst (3.4 μmol Au), which was then added to a Fischer...
Preparation of(dpk-H2O2)Pd(OAc)2(2) in acetic acid solution.A sample of 1 (28.0 mg,0.069 mmol)was dissolved in 0.8 ml of acetic acid to give a solution with[1]¼0.086 M.Aqueous 30 wt.%solution of H2O2 was added in 5e10 mL portions and 1H NMR spectra were recorded periodically....
PdCu(OAc)4 LA T01uene BL(102) Sel.: 93.6 (6) (550) (2lO) Bld(2) Yield: 48.6 BA(5) Pd(OAc)2/ OA TOIuenc BO(IIO) SeI.: 94.0 Cu(OAc)2 (700) (232) Bid(2) Yield: 47.4 (6)/(6) BA(5) Pd(0Ac)2, LA Toluene ...
Palladium catalysts (0.125–0.5 wt.% Pd) supported by amine groups—functionalized gel-type resin (FCN) were studied in the hydrogenation of alkynes reagents, 2-butyne-1,4-diol and phenylacetylene. The catalysts were prepared by two routes. The first, "OAc" is based on the immobilization of...
2-6 炔基或c 2-8 炔基。炔基的示例包括乙炔基和丙炔基。炔基基团可以是未取代的或取代的。 [0029] 如本文所用,“环烷基”是指完全饱和(无双键或三键)单环或多环烃环体系。当由两个或更多个环构成时,这些环可以稠合形式接合在一起。环烷基基团可在环中含有3至10个原子、在环中含有3至8个原子或在...