Month: October 2022

HPLC of Formula: 516-12-1In 2020 ,《A generalized one-step in situ formation of metal sulfide/reduced graphene oxide nanosheets toward high-performance supercapacitors》 appeared in Science China Materials. The author of the article were Zhang, Kaiyang; Wei, Yuanhao; Huang, Jun; Xiao, Yingbo; Yang, Weizu; Hu, Ting; Yuan, Kai; Chen, Yiwang. The article conveys some information:

Metal sulfides are promising candidates for supercapacitors, but their slow reaction kinetics hinders their electrochem. performance. Large electrochem. surface area and combination with conductive carbon are potential methods to improve their capacitive performance. However, seeking for a generalized and simple approach to prepare two-dimensional composites of metal sulfide and conductive carbon for supercapacitors is challengeable. Herein, a generalized and facile one-step pyrolysis method was designed for in situ growth of cobalt nickel sulfides (CoNi2S4) on reduced graphene oxide (rGO) nanosheets (CoNi2S4/rGO) under mild conditions. The as-prepared CoNi2S4/rGO materials possess the nanoparticles-on-nanosheets structure, which is effective to provide a myriad of active sites and optimized electron/ion diffusion pathway. Benefiting from those advantages, the resultant CoNi2S4/rGO electrodes exhibit impressed specific capacitances of 1526 and 988 F g-1 at 2 and 20 A g-1, resp. The supercapacitors based on CoNi2S4/rGO showcase an operation potential window of 1.6 V, and energy d. of 54.8 W h kg-1 at the power d. of 798 W kg-1. The capacitance retention of the supercapacitor is about 93.7% after 8000 cycles at 3 A g-1. In addition to this study using 1-Iodopyrrolidine-2,5-dione, there are many other studies that have used 1-Iodopyrrolidine-2,5-dione(cas: 516-12-1HPLC of Formula: 516-12-1) was used in this study.

1-Iodopyrrolidine-2,5-dione(cas: 516-12-1) is used in the preparation of vinyl sulfones from olefins and benzenesulfinic acid. It acts as a source for I+ and involved in Hunsdiecker reactions for the conversion of cinnamic acids, and propiolic acids to the corresponding alfa-halostyrenes and 1-halo-1-alkynes respectively. HPLC of Formula: 516-12-1

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Application In Synthesis of Trimethylsulfoxonium iodideIn 2021 ,《Synthesis of 2-aminothiazoles via rhodium-catalyzed carbenoid insertion/annulation of sulfoxonium ylides with thioureas》 was published in Chinese Chemical Letters. The article was written by Chen, Yuncan; Lv, Shan; Lai, Ruizhi; Xu, Yingying; Huang, Xin; Li, Jianglian; Lv, Guanghui; Wu, Yong. The article contains the following contents:

Sulfoxonium ylides as carbene precursors couple smoothly with thioureas in the presence of 5 mol% of rhodium(II) acetate dimmer via carbenoid insertion to afford the corresponding 2-aminothiazoles with high chemoselectivity, provided a facile and efficient approach to access a variety of 2-aminothiazole derivatives with good functional groups tolerance. In addition to this study using Trimethylsulfoxonium iodide, there are many other studies that have used Trimethylsulfoxonium iodide(cas: 1774-47-6Application In Synthesis of Trimethylsulfoxonium iodide) was used in this study.

Trimethylsulfoxonium iodide(cas: 1774-47-6) is a sulfoxonium salt. It is used to generate dimethyloxosulfonium methylide by reaction with sodium hydride. The latter compound is used as a methylene-transfer reagent, and is used to prepare epoxides.Application In Synthesis of Trimethylsulfoxonium iodide

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Recommanded Product: 1,2-DiiodoethaneIn 2020 ,《New D-A-p-A organic photo-sensitizer with thioindoxyl group for efficient dye-sensitized solar cells》 was published in Chemical Papers. The article was written by Hosseinnezhad, Mozhgan; Gharanjig, Kamaladin; Moradian, Siamak. The article contains the following contents:

Two new metal-free organic dyes with D-A-p-A structure containing monotriphenylamine as electron donor and cyanoacrylic acid as end electron acceptor were prepared All intermediates and organic photosensitizers were specified by anal. techniques. The cyclic voltammetry anal. was employed to examine the possibility of applying organic dyes in dye-sensitized solar cells and the results show that the charge transfer overall is done thermodynamically. Three configurations as individual, co-sensitization and tandem were selected for the investigation of photovoltaic properties. The photovoltaic investigation shows efficiency of 3.84%, 5.61%, 7.74% and 8.69% for Dye 1, Dye 2, co-sensitization and tandem structure, resp. In addition to this study using 1,2-Diiodoethane, there are many other studies that have used 1,2-Diiodoethane(cas: 624-73-7Recommanded Product: 1,2-Diiodoethane) was used in this study.

1,2-Diiodoethane(cas: 624-73-7) is one of organic iodides. The carbon-iodine bond is weaker than other carbon-halogen bonds due to the poor electronegative nature of the iodine atom. In general, organic iodides are light-sensitive and turn yellow during storage, owing to the formation of iodine. Organic iodides can be alkyl, alkenyl, or alkynyl, and all of them are very reactive toward with many kinds of nucleophiles.Recommanded Product: 1,2-Diiodoethane

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

《Allosteric regulation of rotational, optical and catalytic properties within multicomponent machinery》 was written by Saha, Suchismita; Ghosh, Amit; Paululat, Thomas; Schmittel, Michael. Category: iodides-buliding-blocksThis research focused ontransition metal porphyrin multicomponent nanorotor supramol structure preparation; Michael addition catalytic activity transition metal porphyrin complex; fluorescence transition metal porphyrin multicomponent nanorotor complex. The article conveys some information:

The reversible transformation of multicomponent nanorotors (ROT-1, k298 = 44 kHz or ROT-2, k298 = 61 kHz) to the “”dimeric”” supramol. structures (DS-1 or DS-2, k298 = 0.60 kHz) was triggered by a stoichiometric chem. stimulus. Simple coordination changes at the central phenanthroline of the mol. device by altering metal ions (Cu+ → Zn2+) or stoichiometry (Cu+, 1 equiv → 0.5 equiv) affected the terminal zinc(II) porphyrin units, the active sites within the machinery, changing rotational, catalytic and optical properties. In presence of added pyrrolidine, the nanorotor ROT-1 was inactive for catalysis whereas formation of the dimeric supramol. structures DS-1 initiated a Michael addition reaction by releasing the organo-catalyst from the porphyrin sites. This catalytic machinery (ROT-1 → DS-1) proved to reproducibly work over two full cycles using allosteric OFF/ON control of catalysis.4-Iodopyridine(cas: 15854-87-2Category: iodides-buliding-blocks) was used in this study.

4-Iodopyridine(cas: 15854-87-2) is a halogenated heterocycle that is a building block for proteomics research. 4-Iodopyridine is used as a reagent in the synthesis of indazolylamides as glucocorticoid receptor agonists.Category: iodides-buliding-blocks

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

《Crystal structure of 1-(2,4,6-trichlorobenzoyloxy) benzotriazole (TCB-OBt): observation of uncommon intermolecular oxygen-oxygen interaction and synthetic application in amidation》 was written by Dolai, Gobinda; Roy, Sayanta; Sen, Srijit; Giri, Rajat Subhra; Mandal, Bhubaneswar. Quality Control of 2-Iodobenzoic acidThis research focused ontrichlorobenzoyloxy benzotriazole preparation crystal structure; benzoic acid amine amidation; aryl amide preparation. The article conveys some information:

The supramol. assembly of a modified Yamaguchi reagent TCB-OBt was investigated. Interestingly, each mol. is interconnected through novel chalcogen-chalcogen (O···O) interaction, π-π stacking and aromatic C-H···O interaction. Hirshfeld surface anal. confirmed the existence of uncommon O···O interactions. A well-organized supramol. layer structure and helical arrangement were observed in the crystal structure. TCB-OBt crystallized in the O-substituted desmotropic form. DFT calculations suggest that the O-substituted form is more stable than the N-substituted form (TCB-(N)-OBt). Morphol. anal. indicates the formation of a fantastically well organized, continuous block-shaped system. Furthermore, the designed reagent works as an efficient activating reagent for amide bond formation with good yields under mild reaction conditions. Use of this reagent avoided intractable acid chlorides and this new mixed-anhydride-based reagent may further be applicable for many other organic transformations. In the part of experimental materials, we found many familiar compounds, such as 2-Iodobenzoic acid(cas: 88-67-5Quality Control of 2-Iodobenzoic acid)

2-Iodobenzoic acid(cas: 88-67-5) belongs to organic iodides. The carbon-iodine bond is weaker than other carbon-halogen bonds due to the poor electronegative nature of the iodine atom. In general, organic iodides are light-sensitive and turn yellow during storage, owing to the formation of iodine.Quality Control of 2-Iodobenzoic acid

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

《Natural-product-inspired design and synthesis of two series of compounds active against Trypanosoma cruzi: Insights into structure-activity relationship, toxicity, and mechanism of action》 was written by da Rosa, Rafael; Dambros, Bibiana Paula; Hoehr de Moraes, Milene; Grand, Lucie; Jacolot, Maiwenn; Popowycz, Florence; Steindel, Mario; Schenkel, Eloir Paulo; Campos Bernardes, Lilian Sibelle. Application of 15854-87-2This research focused onTrypanosoma toxicity structure activity relationship; Antiparasitic; Isoxazole; Mitochondrial dysfunction; Natural products; Neglected tropical diseases; Oxazole; T. cruzi. The article conveys some information:

Chem. scaffolds of natural products have historically been sources of inspiration for the development of novel mols. of biol. relevance, including hit and lead compounds To identify new compounds active against Trypanosoma cruzi, we designed and synthesized 46 synthetic derivatives based on the structure of two classes of natural products: THF lignans (Series 1) and oxazole alkaloids (Series 2). Compounds were screened in vitro using a cellular model of T. cruzi infection. In the first series of compounds, 11 derivatives of hit compound 5 (EC50 = 1.1 μM) were found to be active; the most potent (7, 8, and 13) had EC50 values of 5.1-34.2 μM. In the second series, 17 analogs were found active at 50 μM; the most potent compounds (47, 49, 59, and 63) showed EC50 values of 24.2-49.1 μM. Active compounds were assessed for selectivity, hemocompatibility, synergistic potential, effects on mitochondrial membrane potential, and inhibitory effect on trypanothione reductase. All active compounds showed low toxicity against uninfected THP-1 cells and human erythrocytes. The potency of compounds 5 and 8 increased steadily in combination with benznidazole, indicating a synergistic effect. Furthermore, compounds 8, 47, 49, 59, and 63 inhibited parasitic mitochondria in a dose-dependent manner. Although increased reactive oxygen species levels might lead to mitochondrial effects, the results indicate that the mechanism of action of the compounds is not dependent on trypanothione reductase inhibition. In silico calculation of chem. descriptors and principal component anal. showed that the active compounds share common chem. features with other trypanocidal mols. and are predicted to have a good ADMET profile. Overall, the results suggest that the compounds are important candidates to be further studied for their potential against T. cruzi. In addition to this study using 4-Iodopyridine, there are many other studies that have used 4-Iodopyridine(cas: 15854-87-2Application of 15854-87-2) was used in this study.

4-Iodopyridine(cas: 15854-87-2) is a halogenated heterocycle that is a building block for proteomics research. 4-Iodopyridine is used as a reagent in the synthesis of indazolylamides as glucocorticoid receptor agonists.Application of 15854-87-2

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

《Pd-Catalyzed protecting-group-free cross-couplings of iodophenols with atom-economic triarylbismuth reagents》 was written by Rao, Maddali L. N.; Meka, Suresh. Product Details of 626-02-8This research focused onunsym hydroxybiaryl preparation; iodophenol triarylbismuth reagent cross coupling palladium catalyst. The article conveys some information:

An efficient protocol for the protecting-group-free synthesis of unsym. hydroxybiaryls ArAr1 [Ar = Ph, 4-MeC6H4, 4-FC6H4, etc.; Ar1 = 2-HOC6H4, 4-HOC6H4, 2-HO-5-BrC6H3, etc.] via the Pd-catalyzed cross-couplings of unprotected iodophenols with triarylbismuth reagents was described. The presented protocols exhibited good to high yields of hydroxybiaryls. In addition to this study using 3-Iodophenol, there are many other studies that have used 3-Iodophenol(cas: 626-02-8Product Details of 626-02-8) was used in this study.

3-Iodophenol(cas: 626-02-8) belongs to organic iodides. Organic iodides are used in veterinary products (Organic Iodide Powder) as a nutritional source of iodine.Product Details of 626-02-8 In the chemical industry, alkyl iodides serve as excellent alkylating agents and, specifically, methyl iodide is used as a methylating agent in the synthesis of various pharmaceutical drugs.

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

《Zinc (II) complex immobilized on the surface of magnetic nanoparticles modified with phenanthroline: A novel and efficient nanomagnetic reusable catalyst for cross-coupling reaction of aryl iodides with terminal aromatic alkynes》 was written by Raya, Indah; Abdalkareem Jasim, Saade; Hashim Abdulkadhim, Adnan; Hashem Abbud, Luay; Sharma, Himanshu. SDS of cas: 15854-87-2This research focused onzinc magnetic nanoparticle catalyst Sonogashira crosscoupling catalyst aryliodide arylalkyne. The article conveys some information:

A novel and green nanomagnetic Zn catalyst were fabricated via the immobilization of Zn (II) complex on the surface of magnetic nanoparticles modified with phenanthroline (MNPs-Phen-Zn(II)). The structure of MNPs-Phen-Zn(II) nanomaterial was characterized by spectroscopic techniques including FTIR spectroscopy, SEM, TEM, EDX, XRD, VSM, and ICP-OES. The resulting Zn nanomagnetic catalyst was shown high catalytic activity for the synthesis of disubstituted alkynes via C(sp2)-C(sp) cross-coupling reactions of alkynes with aryl iodides under eco-friendly conditions. It is the first report on the use of Zn nanomagnetic catalyst for the Sonogashira type cross-coupling reaction of alkynes with aryl iodides in the absence of added Pd and Cu sources. The simple preparation of the catalyst from com. available materials, excellent chemoselectivity, easy separation of products, and straightforward recovery and reusability of the catalyst with unaltered activity make the procedure a green and practical method. The results came from multiple reactions, including the reaction of 4-Iodopyridine(cas: 15854-87-2SDS of cas: 15854-87-2)

4-Iodopyridine(cas: 15854-87-2) is a halogenated heterocycle that is a building block for proteomics research. 4-Iodopyridine is used as a reagent in the synthesis of indazolylamides as glucocorticoid receptor agonists.SDS of cas: 15854-87-2

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Related Products of 41252-95-3On September 30, 2009 ,《Synthesis of 6-substituted imidazo[2,1-b]thiazoles via Pd/Cu-mediated Sonogashira coupling in water》 was published in Tetrahedron Letters. The article was written by Kamali, Taghi A.; Bakherad, Mohammad; Nasrollahzadeh, Mahmoud; Farhangi, Shiva; Habibi, Davood. The article contains the following contents:

The reaction of 2-amino-3-(2-propynyl)thiazolium bromide with various iodobenzenes, catalyzed by Pd/Cu, in the presence of sodium lauryl sulfate as surfactant and Cs2CO3 as base, in water, leads to the formation of 6-substituted imidazo[2,1-b]thiazoles. In the experiment, the researchers used 1-Chloro-4-iodo-2-nitrobenzene(cas: 41252-95-3Related Products of 41252-95-3)

1-Chloro-4-iodo-2-nitrobenzene(cas: 41252-95-3) belongs to organic iodides. Alkyl iodides react at a faster rate than alkyl fluorides due to the weak C-I bond.Iodo alkanes participate in a variety of organic synthesis reactions, which include the Simmons–Smith reaction (cyclopropanation using iodomethane), Williamson ether synthesis, Wittig reaction, Grignard reaction, alkyl coupling reactions, and Wurtz reaction.Related Products of 41252-95-3

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

In 2019,Journal of Organic Chemistry included an article by Niu, Yi-Jie; Sui, Guo-Hui; Zheng, Hong-Xing; Shan, Xiang-Huan; Tie, Lin; Fu, Jia-Le; Qu, Jian-Ping; Kang, Yan-Biao. Related Products of 90-14-2. The article was titled 《Competing Dehalogenation versus Borylation of Aryl Iodides and Bromides under Transition-Metal-Free Basic Conditions》. The information in the text is summarized as follows:

Selectivity-controllable base-promoted transition-metal-free borylation and dehalogenation of aryl halides are described. Under the conditions of borylation, the dehalogenation which emerges as a competitive side reaction was well-controlled by carefully controlling the borylation conditions. However, the dehalogenation using benzaldehyde as a H source also was accomplished. The applications of direct radical borylation and dehalogenation of aryl halides demonstrate their synthetic practicability in pharmaceutical-oriented organic synthesis. Based on the exptl. evidences, the tBuOK/1,10-Phen-triggered radical nature of both competitive reactions was revealed. In the experiment, the researchers used 1-Iodonaphthalene(cas: 90-14-2Related Products of 90-14-2)

1-Iodonaphthalene(cas: 90-14-2) is one of organic iodides. Organic iodides are used in veterinary products (Organic Iodide Powder) as a nutritional source of iodine. In the chemical industry, alkyl iodides serve as excellent alkylating agents and, specifically, methyl iodide is used as a methylating agent in the synthesis of various pharmaceutical drugs. Oceanic alkyl iodides are believed to be the principal source of atmospheric iodine.Related Products of 90-14-2

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com