查询词典 porphyrin

Resonance Raman spectra of aggregated meso-tetra(4-pyridinium)porphyrin diacid (H8TPyP6+)were studied with excitation near the exciton absorption bands of 470 nm.

研究了近激子吸收带激发下四-(4-吡啶基)卟啉二酸(H8TPyP6+)聚集体的共振拉曼光谱。

Results Based on clinical symptom and porphyrin levels, a diagnosis of erythropoietic protoporphyria was made in 3 family members.

结果 根据临床表现和卟啉测定结果，患者明确诊断为红细胞生成性原卟啉病。

On the other hand, the use of isobutyraldehyde would cause the decomposition of porphyrin complex.

另外，若此反应再加入异丁醛与之共催化，则会造成催化剂降解。

Reaction of α,α,α,α-tetra (o-aminophenyl) porphyrin with isonicotinic acid yields the ligand 1b bearing two coordination sites whose structure has been verified by IR、UV-Vis、〓H NMR and MS spectra.

以α，α，α，α-四卟啉为母体，经过与异烟酸缩合反应得到具有两个配位位置的配体1b，配体的结构经过IR、UV-Vis、〓H NMR、MS验证。

Multibranched porphyrin ; two-photon absorption ; two-photon fluorescence ; intramolecular energy transfer

卟啉多枝分子；双光子吸收；双光子荧光；分子内能量转移

The absorption spectrum of the product was determined by visible spectrophotometer,in which there are 6 maxium peaks located at 421.3,487.2,518.1,555.2,593.6 and 650.3nm,and proved that it is a more photoactive substance than tetraphenyl porphyrin.

经可见吸收光谱分析知，在氯仿介质中有6个大的吸收峰，波长分别为421.3、487.2、518.1、555.2、593.6和650.3nm，证明该卟啉是一种较四苯基卟啉更有效的光吸收剂。

Eight porphyrin compounds, meso-5, 10, 15, 20-Tetra [4-aminophenyl] porphine (TAPPH〓, 1), meso-5, 10, 15, 20-Tetra [4-(N-pyrrolidinyl) phenyl] porphine (TBPPH〓, 2), meso-5, 10, 15, 20-Tetra [4-(4'-ethylpiperazinyl) phenyl] porphine (TEPPH〓, 3), meso-5, 10, 15, 20-Tetra [4-(4'-butylpiperazinyl) phenyl] porphine (TUPPH〓, 4), meso-5, 10, 15, 20-Tetra [4-(4'-heptylpiperazinyl) phenyl] porphine (TEPPH〓, 5), 5- [4-(4'-ethylpiperazinyl) phenyl] -10, 15, 20-triphenylporphine (MEPPH〓, 6), 5- [4-(4'-buthylpiperazinyl) phenyl] -10, 15, 20-triphenylporphine (MUPPH〓, 7) and N, N'-di (meso-5, 10, 15, 20-tetraphenylporphinato) piperazine (DiPPH〓, 8) have been designed and synthesized. These porphyrins are never reported except TAPPH〓.

设计并合成了8种卟啉化合物，分别为meso-5，10，15，20-四（4-氨基苯基）卟啉（TAPPH〓，1），meso-5，10，15，20-四卟啉（TBPPH〓，2），meso-5，10，15，20-四[4-（4'-乙基哌嗪基）苯基]卟啉（TEPPH〓，3），meso-5，10，15，20-四[4-（4'-丁基哌嗪基）苯基]卟啉（TUPPH〓，4），meso-5，10，15，20-四[4-（4'-庚基哌嗪基）苯基]卟啉（THPPH〓，5），5，10，15-三苯基-20-[4-（4'-乙基哌嗪基）苯基]卟啉（MEPPH〓，6），5，10，15-三苯基-20-[4-（4'-丁基哌嗪基）苯基]卟啉（MUPPH〓，7）和N，N'-二（meso-5，10，15，20-四苯基卟啉基）哌嗪（DiPPH〓，8）。

A Mn TPP-Au/SiO2 composite catalyst was obtained by immobilizing Manganese porphyrin on Au/SiO2 (5% Au loading) using mercaptopyridine with sulfhydryl and pyridyl groups as bridging agent, and it was used for the aerobic oxidation of cyclohexane for the first time.

以包含巯基和吡啶基官能团的巯基吡啶为桥联剂，实现了MnTPP在金负载量为5%的Au/SiO2催化剂上的固载化，从而得到了一种新型MnTPP-Au/SiO2复合催化剂。

Recently, Shelnutt and co-workers obtained discrete porphyrin nanosheets reprecipitated from their solutions;[3] Sathish and co-workers constructed hexagonal C60 nanosheets using a liquid–liquid interfacial precipitation method;[4] the groups of Yao[5] and Hu[6] prepared singlecrystalline nanosheets of polycyclic aromatics using a surfactant- assisted reprecipitation and a physical vapor transporting method, respectively; and Zhang and co-workers suggested that molecules with intramolecular charge-transfer dipole moments could be grown into quasi-2D nanostructures.

近年来，Shelnutt及其同事由他们的溶液再沉淀获得了离散的卟啉纳米片[3]； Sathish和他的同事用液－液界面沉淀法构建了六边形的C60纳米片[4]； Yao[5]和Hu[6]分别用表面活性剂辅助的再沉淀和物理气相输运法制备了多环芳烃的单晶纳米片；而Zhang和他的同事提出，具有分子内电荷转移偶极矩的分子可以生长成准二维的纳米结构[7]。

Recently, Shelnutt and co-workers obtained discrete porphyrin nanosheets reprecipitated from their solutions;[3] Sathish and co-workers constructed hexagonal C60 nanosheets using a liquid–liquid interfacial precipitation method;[4] the groups of Yao[5] and Hu[6] prepared singlecrystalline nanosheets of polycyclic aromatics using a surfactant- assisted reprecipitation and a physical vapor transporting method, respectively; and Zhang and co-workers suggested that molecules with intramolecular charge-transfer dipole moments could be grown into quasi-2D nanostructures.

最近，舍纳特和同事获得离散卟啉薄片reprecipitated其解决方案； [3] Sathish和同事构建六角 C60的薄片采用液液界面沉淀方法； [4]姚明集团[5]和胡[6]准备singlecrystalline 多环芳香烃薄片的使用表面活性剂再沉淀和辅助物理气相传输法分别，张和同事建议随着分子内电荷转移分子偶极时刻可以发展成为准二维纳米结构。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。