Author: Jessica.F

In 2017,Graml, Andreas; Ghosh, Indrajit; Koenig, Burkhard published 《Synthesis of Arylated Nucleobases by Visible Light Photoredox Catalysis》.Journal of Organic Chemistry published the findings.Safety of 2-Chloro-1H-benzo[d]imidazole The information in the text is summarized as follows:

Arylated nucleobases, e.g., I, were synthesized by visible light photocatalysis using rhodamine 6G as photoredox catalyst and N,N-diisopropylethylamine as sacrificial electron donor. The high redox potential of this catalyst system is achieved by a consecutive photoinduced electron transfer process (conPET) and allows the room temperature conversion of brominated and chlorinated nucleobases or nucleobase precursors as starting materials. In contrast to many transition-metal-based syntheses, a direct C-H arylation of nitrogen-containing halogenated heterocycles is possible without protection of the N-H groups. The method provides a simple, metal-free alternative for the synthesis of biol. interesting arylated heterocycles under mild conditions. In addition to this study using 2-Chloro-1H-benzo[d]imidazole, there are many other studies that have used 2-Chloro-1H-benzo[d]imidazole(cas: 4857-06-1Safety of 2-Chloro-1H-benzo[d]imidazole) was used in this study.

2-Chloro-1H-benzo[d]imidazole(cas: 4857-06-1) is an analog of benzimidazole that has been synthesized by Langmuir adsorption isotherm. It is a white crystalline solid that can be dissolved in water and hydrochloric acid. 2-Chloro-1H-benzo[d]imidazole inhibits the growth of herpes simplex virus by acting as a competitive inhibitor for the viral enzyme thymidine kinase, which catalyzes the conversion of thymine to thymidine.Safety of 2-Chloro-1H-benzo[d]imidazole

Referemce:
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem

In 2018,Himabindu, Vittam; Parvathaneni, Sai Prathima; Rao, Vaidya Jayathirtha published 《PhI(OAc)2/NaX-mediated halogenation providing access to valuable synthons 3-haloindole derivatives》.New Journal of Chemistry published the findings.Reference of 2-Bromo-1H-imidazole The information in the text is summarized as follows:

A mild phenyliodine diacetate mediated method for selective chlorination, bromination, and iodination of indole C-H bonds using sodium halides NaX (X = Cl, Br, I) as a source for analogus halogenations has been described. The combination of sodium halide and phenyliodine diacetate provides an invincible system for halogenation of indoles I (R = H, F, Cl, Br, I, NO2, CH3, OCH3; R1 = H, CH3, C6H5; R2 = H, CH3, C6H5, C6H5CH2; X = H). This protocol was compatible with a wide array of indole substrates and provides straight forward access to potential halogenated arenes I (X = Cl, Br, I). In the experiment, the researchers used many compounds, for example, 2-Bromo-1H-imidazole(cas: 16681-56-4Reference of 2-Bromo-1H-imidazole)

2-Bromo-1H-imidazole(cas: 16681-56-4) is a member of imidazole. Its exclusive structural characteristics with enviable electron-rich features are favorable for imidazole-based fused heterocycles to bind efficiently with an array of enzymes and receptors in biological systems through various weak interactions like hydrogen bonds, ion-dipole, cation-π, π-π stacking, coordination, Van der Waals forces, hydrophobic effects, etc., and therefore they demonstrate widespread bioactivities. Reference of 2-Bromo-1H-imidazole

Referemce:
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem

In 2018,Chemistry – A European Journal included an article by Wang, Haixia; Yu, Lulu; Xie, Mingsheng; Wu, Jiang; Qu, Guirong; Ding, Kuiling; Guo, Haiming. Name: 2-Chloro-1H-benzo[d]imidazole. The article was titled 《Regio- and Enantioselective Allylic Amination of Aliphatic MBH Adducts with N-Heteroaromatics》. The information in the text is summarized as follows:

Palladium-catalyzed regio- and enantioselective allylic amination of aliphatic Morita-Baylis-Hillman (MBH) adducts with N-heteroaromatic nucleophiles (e.g., benzimidazole, 4,5-diphenylimidazole, benzotriazole, and purines) was achieved by using a spiroketal-based diphosphine (SKP) ligand, and afforded a range of chiral, branched N-allyl products with high selectivity. In the part of experimental materials, we found many familiar compounds, such as 2-Chloro-1H-benzo[d]imidazole(cas: 4857-06-1Name: 2-Chloro-1H-benzo[d]imidazole)

2-Chloro-1H-benzo[d]imidazole(cas: 4857-06-1) is an analog of benzimidazole that has been synthesized by Langmuir adsorption isotherm. It is a white crystalline solid that can be dissolved in water and hydrochloric acid. 2-Chloro-1H-benzo[d]imidazole inhibits the growth of herpes simplex virus by acting as a competitive inhibitor for the viral enzyme thymidine kinase, which catalyzes the conversion of thymine to thymidine.Name: 2-Chloro-1H-benzo[d]imidazole

Referemce:
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem

In 2018,Organic & Biomolecular Chemistry included an article by Wang, Jing; Hu, Xuefeng; Wang, Dongli; Xie, Cao; Lu, Weiyue; Song, Jie; Wang, Ruifeng; Gao, Chunli; Liu, Min. Synthetic Route of C3H5N3. The article was titled 《2-Aminoimidazole facilitates efficient gene delivery in a low molecular weight poly(amidoamine) dendrimer》. The information in the text is summarized as follows:

Functional groups have shown great potential in gene delivery. However, a number of the reported functional groups can only overcome one certain physiol. barrier, resulting in limited transfection efficiencies. Based on the structure-activity relationships of both imidazolyl and guanidyl, we designed a novel multifunctional group, 2-aminoimidazole (AM), for gene delivery. On modifying with the AM group, the transfection efficiency of low mol. weight poly(amidoamine) (G2) was 200 times greater than the parent dendrimer in vitro. In contrast, the transfection efficiency of G2 showed a decreasing trend when it was grafted with imidazole. Assays revealed that the AM group played multiple roles in gene delivery, including condensing DNA into monodisperse nanoparticles of 80-90 nm in diameter, achieving nearly ten times higher cellular-uptake efficacy, and enhancing the abilities of endosome/lysosome escape and nuclear localization. What’s more, AM showed low toxicity. These results demonstrate that the AM group could be a promising tool in non-viral gene delivery. After reading the article, we found that the author used 1H-Imidazol-2-amine(cas: 7720-39-0Synthetic Route of C3H5N3)

1H-Imidazol-2-amine(cas: 7720-39-0) belongs to anime. Amine, any member of a family of nitrogen-containing organic compounds that is derived, either in principle or in practice, from ammonia (NH3). Naturally occurring amines include the alkaloids, which are present in certain plants; the catecholamine neurotransmitters (i.e., dopamine, epinephrine, and norepinephrine); and a local chemical mediator, histamine, that occurs in most animal tissues.Synthetic Route of C3H5N3

Referemce:
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem

In 2019,Polymers (Basel, Switzerland) included an article by Vu-Quang, Hieu; Vinding, Mads Sloth; Nielsen, Thomas; Ullisch, Marcus Goerge; Nielsen, Niels Chr.; Nguyen, Dinh-Truong; Kjems, Jorgen. Application In Synthesis of Di(1H-imidazol-1-yl)methanone. The article was titled 《Pluronic F127-folate coated super paramagenic iron oxide nanoparticles as contrast agent for cancer diagnosis in magnetic resonance imaging》. The information in the text is summarized as follows:

Contrast agents have been widely used in medicine to enhance contrast in magnetic resonance imaging (MRI). Among them, super paramagnetic iron oxide nanoparticles (SPION) have been reported to have low risk in clin. use. In our study, F127-Folate coated SPION was fabricated in order to efficiently target tumors and provide imaging contrast in MRI. SPION alone have an average core size of 15 nm. After stabilizing with Pluronic F127, the nanoparticles reached a hydrodynamic size of 180 nm and dispersed well in various kinds of media. The F127-Folate coated SPION were shown to specifically target folate receptor expressing cancer cells by flow cytometry anal., confocal laser scanning microscope, as well as in vitro MRI. Furthermore, in vivo MRI images have shown the enhanced neg. contrast from the F127-Folate coated SPION in tumor-bearing mice. In conclusion, our F127-Folate coated SPION have shown great potential as a contrast agent in MRI, as well as in the combination with drug delivery for cancer therapy. In the experimental materials used by the author, we found Di(1H-imidazol-1-yl)methanone(cas: 530-62-1Application In Synthesis of Di(1H-imidazol-1-yl)methanone)

Di(1H-imidazol-1-yl)methanone(cas: 530-62-1) is a peptide coupling reagent,it is used in the synthesis of peptides. Reacts readily with carboxylic acids to form acyl imidazoles; subsequent reaction with amines to form amides goes smoothly.Application In Synthesis of Di(1H-imidazol-1-yl)methanone

Referemce:
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem

In 2019,Polymers (Basel, Switzerland) included an article by Kujawa, Joanna; Rynkowska, Edyta; Fatyeyeva, Kateryna; Knozowska, Katarzyna; Wolan, Andrzej; Dzieszkowski, Krzysztof; Li, Guoqiang; Kujawski, Wojciech. Reference of 1-Methyl-1H-imidazole. The article was titled 《Preparation and characterization of cellulose acetate propionate films functionalized with reactive ionic liquids》. The information in the text is summarized as follows:

The 1-(1,3-diethoxy-1,3-dioxopropan-2-ylo)-3-methylimidazolium bromide (RIL1_Br), 1-(2-etoxy-2 -oxoethyl)-3-methylimidazolium bromide (RIL2_Br), 1-(2-etoxy-2-oxoethyl)-3 -methylimidazolium tetrafluoroborate (RIL3_BF4) ionic liquids were synthesized. Subsequently, the dense cellulose acetate propionate (CAP)-based materials containing from 9 to 28.6 weight% of these reactive ionic liquids were elaborated. Reactive ionic liquids (RILs) were immobilized in CAP as a result of the transesterification reaction. The yield of this reaction was over 90% with respect to the used RIL. The physicochem. properties of resultant films were studied using NMR (NMR), SEM, energy dispersive X-ray (EDX), at. force microscopy (AFM), and thermogravimetric anal. (TGA). The RIL incorporation influenced the morphol. of films by increasing their surface roughness with the rise of RIL content. The thermal stability of CAP-based membranes was dependent on the nature of the ionic liquid Nevertheless, it was proven that CAP films containing RILs were stable up to 120-150°C. Transport properties were characterized by water permeation tests. It was found that the type and the amount of the ionic liquid in the CAP matrix substantially influenced the transport properties of the prepared hybrid materials. In the experiment, the researchers used 1-Methyl-1H-imidazole(cas: 616-47-7Reference of 1-Methyl-1H-imidazole)

1-Methyl-1H-imidazole(cas: 616-47-7) is actively involved in removing acid during the production of diethoxyphenylphosphine. It is used as an intermediate in organic synthesis.Reference of 1-Methyl-1H-imidazole

Referemce:
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem

The author of 《Mechanistic studies of the influence of halogen substituents on the corrosion inhibitive efficiency of selected imidazole molecules: A synergistic computational and experimental approach》 were Abdulazeez, Ismail; Zeino, Aasem; Kee, Choon Wee; Al-Saadi, Abdulaziz A.; Khaled, Mazen; Wong, Ming Wah; Al-Sunaidi, Abdullah A.. And the article was published in Applied Surface Science in 2019. COA of Formula: C3H3BrN2 The author mentioned the following in the article:

Adsorption behavior and corrosion inhibition mechanism of imidazole and its C2-halogenated analogs (with the halogen atoms being Cl, Br or I) on Fe(1 0 0) surface were investigated by DFT periodic slab calculations and electrochem. techniques. DFT calculations revealed that C2-halogenated imidazoles adopt the tilted conformation on Fe surface with a significantly lengthened C-halogen bond and readily undergo facile dissociation at the halo-substitution with calculated adsorption energies -3.95, -3.76 and -3.48 eV for 2-I-Imz, 2-Br-Imz and 2-Cl-Imz, resp. Electrochem. evaluations supported with surface characterization studies showed that the inhibitor mols. adsorb onto mild steel with 2-I-Imz having the highest inhibition efficiency of 83.5%. The trend of observed inhibition efficiencies correlates with adsorption energies and kinetic behavior predicted by the MD approach. The strength of adsorption in the order I >Br > Cl. The present study therefore provides a thorough mechanistic understanding of the role halogen substituents could play on the corrosion inhibitive performance of small organic systems. In addition to this study using 2-Bromo-1H-imidazole, there are many other studies that have used 2-Bromo-1H-imidazole(cas: 16681-56-4COA of Formula: C3H3BrN2) was used in this study.

2-Bromo-1H-imidazole(cas: 16681-56-4) is a member of imidazole. Its exclusive structural characteristics with enviable electron-rich features are favorable for imidazole-based fused heterocycles to bind efficiently with an array of enzymes and receptors in biological systems through various weak interactions like hydrogen bonds, ion-dipole, cation-π, π-π stacking, coordination, Van der Waals forces, hydrophobic effects, etc., and therefore they demonstrate widespread bioactivities. COA of Formula: C3H3BrN2

Referemce:
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem

The author of 《Thermal storage density of ionic liquid mixtures: A preliminary study as thermal fluid》 were Mora, Sebastian; Neculqueo, Gloria; Tapia, Ricardo A.; Urzua, Julio I.. And the article was published in Journal of Molecular Liquids in 2019. Formula: C4H6N2 The author mentioned the following in the article:

For the purpose of calculate and compare the variation in thermal storage d., data for the thermal stability, heat capacity, and d. properties of equimolar binary mixtures of 1-octyl-3-methylimidazolium and 1-octyl-2,3-dimethylimidazolium based ionic liquids have been measured. Preliminary anal. of fifteen mixtures obtained from six ionic liquid provide evidence that certain mixtures increase its heat capacity and hence its thermal storage d., offering a viable alternative to materials currently used in solar energy storage. In the part of experimental materials, we found many familiar compounds, such as 1-Methyl-1H-imidazole(cas: 616-47-7Formula: C4H6N2)

1-Methyl-1H-imidazole(cas: 616-47-7) is actively involved in removing acid during the production of diethoxyphenylphosphine. It is used as an intermediate in organic synthesis.Formula: C4H6N2

Referemce:
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem

《Heteroarylamide smoothened inhibitors: Discovery of N-[2,4-dimethyl-5-(1-methylimidazol-4-yl)phenyl]-4-(2-pyridylmethoxy)benzamide (AZD8542) and N-[5-(1H-imidazol-2-yl)-2,4-dimethyl-phenyl]-4-(2- pyridylmethoxy)benzamide (AZD7254)》 was published in Bioorganic & Medicinal Chemistry in 2020. These research results belong to Yang, Bin; Hird, Alexander W.; Bodnarchuk, Michael S.; Zheng, Xiaolan; Dakin, Les; Su, Qibin; Daly, Kevin; Godin, Robert; Hattersley, Maureen M.; Brassil, Patrick; Redmond, Sean; John Russell, Daniel; Janetka, James W.. Category: imidazoles-derivatives The article mentions the following:

Aberrant hedgehog (Hh) pathway signaling is implicated in multiple cancer types and targeting the Smoothened (SMO) receptor, a key protein of the Hh pathway, has proven effective in treating metastasized basal cell carcinoma. Our lead optimization effort focused on a series of heteroarylamides. We observed that a Me substitution ortho to the heteroaryl groups on an aniline core significantly improved the potency of this series of compounds These findings predated the availability of SMO crystal structure in 2013. Here we retrospectively applied quantum mechanics calculations to demonstrate the o-Me substitution favors the bioactive conformation by inducing a dihedral twist between the heteroaryl rings and the core aniline. The o-Me also makes favorable hydrophobic interactions with key residue side chains in the binding pocket. From this effort, two compounds (AZD8542 and AZD7254) showed excellent pharmacokinetics across multiple preclin. species and demonstrated in vivo activity in abrogating the Hh paracrine pathway as well as anti- tumor effects. After reading the article, we found that the author used 2-Bromo-1H-imidazole(cas: 16681-56-4Category: imidazoles-derivatives)

2-Bromo-1H-imidazole(cas: 16681-56-4) is a member of imidazole. Its exclusive structural characteristics with enviable electron-rich features are favorable for imidazole-based fused heterocycles to bind efficiently with an array of enzymes and receptors in biological systems through various weak interactions like hydrogen bonds, ion-dipole, cation-π, π-π stacking, coordination, Van der Waals forces, hydrophobic effects, etc., and therefore they demonstrate widespread bioactivities. Category: imidazoles-derivatives

Referemce:
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem

《Cyclic Voltammetry as an Electroanalytical Tool for Analysing the Reaction Mechanisms of Copper in Chloride Solution Containing Different Azole Compounds》 was published in Current Analytical Chemistry in 2020. These research results belong to Finsgar, Matjaz; Xhanari, Klodian; Curkovic, Helena O.. Electric Literature of C7H7N3 The article mentions the following:

Cyclic voltammetry is widely employed in electroanal.studies because it provides fast information about the redox potentials of the electroactive species and the influence of the medium on the redox processes. Azole compoundshave been found to be effective corrosion inhibitors for copper in chloride-containingsolutions The aim of this work was to investigate in detail the influence of the addition of various azole compoundson the oxidationmechanism of copper in chloride-containingsolutions, using cyclic voltammetry. The influence of thirteen azole compounds, at three different concentrationson the electrochem./ chem. reactions of pure copper immersed in 3 weight% NaCl solutionwas studied using cyclic voltammetry at different scan rates. The change of the peak current and potential with the scan rate were investigated. The possible linearity was compared with the theor.derived mechanism. The possible reaction mechanisms were discussed based on the linearity of these parameters (peak current and potential) with the scan rate compared to theor.derived models. Both the peak current and peak potential of the copper samples immersed in chloridecontaining solutionswith additionsof the majority of azole compoundsshowed linearity with the square root of the scan rate, suggesting that copper follows the Muller-Calandra passivation model. The same behavior was also found for copper in chloride-containing solutions without additionsof azole compounds A linear variation of the peak potential with the natural logarithm of the scan rate and linear variation of the peak potential with the square root of the scan rate was observed for the copper samples immersed in chloride-containing solutions with the addition of 10 mM of 2-mercapto-1- methylimidazole, imidazole, or 2-aminobenzimidazole. This suggests that copper follows irreversible redox reactions under a diffusion controlled process. No other linear relations of the peak current and peak potential with the scan rate were found. Copper oxidationin chloride-containingsolutionsis controlled by passivation (following the Muller-Calandra passivation model) upon the addition of the majority of the selected azoles. In the minority of cases, irreversible redox reactions that follow a diffusion-controlled process were identified. None of the systems followed an adsorption-controlled process. Moreover, none of the tested systems underwent reversible redox reactions that followed a diffusion controlled process. In the part of experimental materials, we found many familiar compounds, such as 1H-Benzo[d]imidazol-2-amine(cas: 934-32-7Electric Literature of C7H7N3)

1H-Benzo[d]imidazol-2-amine(cas: 934-32-7) can be used in the hydrolysis of a choline carbonate. It was also used in the synthesis of imidazo[1,2-a]benzimidazoles.Electric Literature of C7H7N3

Referemce:
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem