Month: April 2022

Glazkova, M. E.; Ageeva, T. A.; Rodina, Yu. S.; Koifman, O. I. published the article 《Spectral investigations of cobalt porphyrinates interaction with radical polymerization initiators》. Keywords: electronic absorption cobalt porphyrin peroxide catalyst radical polymerization methacrylate.They researched the compound: 5,10,15,20-Tetrakis (4-methoxyphenyl)-21H,23H-porphine cobalt (II)( cas:28903-71-1 ).Name: 5,10,15,20-Tetrakis (4-methoxyphenyl)-21H,23H-porphine cobalt (II). Aromatic heterocyclic compounds can be divided into two categories: single heterocyclic and fused heterocyclic. In addition, there is a lot of other information about this compound (cas:28903-71-1) here.

The article presents the results of the kinetics study of the cobalt porphyrins interaction with radical polymerization initiators – benzoyl peroxide and lauryl peroxide in solution by the spectrophotometric method. From disparate literature data, it is known that some metalloporphyrins can interact with benzoyl peroxide to form the tautomers of porphyrins – isoporphyrins. These compounds have a number of specific properties, for example, it can be catalysts of various processes. Perhaps the isoporphyrins formation is the reason for high activity of the initiating systems “”cobalt porphyrin – benzoyl peroxide”” in the polymerization of vinyl monomers. Cobalt(II)complexes of tetraphenylporphyrin, tetra-p-methoxyphenylporphyrin, 5,15-bis(4′-tert-butylphenyl)-3,7,13,17-tetramethyl-2,8,12,18-tetra-p-butylporphyrin were selected as the objects of this study. The influence of the porphyrin ligand structure on the formation of cobalt isoporphyrins was estimated The interaction of cobalt (II) tetraphenylporphyrin and cobalt (II) tetra-para-methoxyphenylporphyrin with peroxides showed changes in the electronic absorption spectra of metalloporphyrins: deformation of the Soret band, reduction of the absorption band in the visible region, and the appearance of absorption bands in the near IR region. These changes are characteristic for metalloisoporphyrins. Data on the interaction of cobalt porphyrins with lauryl peroxide were obtained for the first time. The formation of isoporphyrins is possible with the different ratio of concentrations of reagents: with a lack of peroxide, with equimolar ratio, and also with a significant (100-fold) excess of peroxide. When 5,15-bis(4′-tert-butylphenyl)-3,7,13,17-tetramethyl-2,8,12,18-tetra-p-butylporphyrinate cobalt (II) reacted with peroxides, no isoporphyrinates were observed The article presents the effective reaction rate constants of the cobalt isoporphyrinates formation at 25°C.It is shown that the structure of both cobalt porphyrinates and organic peroxides affects the possibility and rate of isoporphyrins formation.

There are many compounds similar to this compound(28903-71-1)Name: 5,10,15,20-Tetrakis (4-methoxyphenyl)-21H,23H-porphine cobalt (II). if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

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

Formula: C3H7ClO2. Aromatic heterocyclic compounds can also be classified according to the number of heteroatoms contained in the heterocycle: single heteroatom, two heteroatoms, three heteroatoms and four heteroatoms. Compound: (2S)-(+)-3-Chloropropane-1,2-diol, is researched, Molecular C3H7ClO2, CAS is 60827-45-4, about Formation of the active antifertility metabolite of (S)-α-chlorohydrin in boar sperm. Author is Jones, A. R.; Stevenson, D..

Incubation of boar sperm with (S)-α-chlorohydrin (I) [60827-45-4] resulted in formation of (S)-3-chlorolactaldehyde (II) [86747-03-7]. I inhibited the production of 14CO2 when 14C-labeled fructose  [57-48-7] was the substrate but had no effect when 14C-labeled glycerol  [56-81-5] was used. (R,S)-3-Chlorolactaldehyde  [84709-24-0], however, inhibited CO2 formation from glycerol. The oxidation of 14C-labeled glycerol-3-phosphate  [57-03-4] was similarly inhibited by I confirming that the presence of glycerol but not its metabolites prevented the oxidation of I to II. Glycerol reversed the inhibition of fructose metab by I. Addnl., preincubation of sperm with I inhibited glycerol metabolism Apparently, I is metabolized to II in sperm by an enzyme involved in the oxidation of glycerol to glyceraldehyde. The presence of glycerol decreases the activity of this enzyme towards I thereby preventing formation of II, an inhibitor of glyceraldehyde 3-phosphate dehydrogenase  [9001-50-7].

There are many compounds similar to this compound(60827-45-4)Formula: C3H7ClO2. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

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

Most of the compounds have physiologically active properties, and their biological properties are often attributed to the heteroatoms contained in their molecules, and most of these heteroatoms also appear in cyclic structures. A Journal, Applied Microbiology and Biotechnology called A gram-negative bacterium producing a heat-stable nitrilase highly active on aliphatic dinitriles, Author is Gavagan, J. E.; DiCosimo, R.; Eisenberg, A.; Fager, S. K.; Folsom, P. W.; Hann, E. C.; Schneider, K. J.; Fallon, R. D., which mentions a compound: 4553-62-2, SMILESS is N#CC(C)CCC#N, Molecular C6H8N2, HPLC of Formula: 4553-62-2.

A Gram-neg. bacterial strain, identified as Acidovorax facilis strain 72W, has been isolated from soil by enrichment using 2-ethylsuccinonitrile as the sole nitrogen source. This strain grows on a variety of aliphatic mono- and dinitriles. Experiments using various heating regimes indicate that nitrile hydratase, amidase and nitrilase activities are present. The nitrilase is efficient at hydrolyzing aliphatic dinitriles to cyanoacid intermediates. It has a strong bias for C3-C6 dinitriles over mononitriles of the same chain length. Whole, resting cell hydrolysis of 2-methylglutaronitrile results in 4-cyanopentanoic acid and 2-methylglutaric acid as the major products. Heating, at least 20 min at 50°C, eliminates nitrile hydratase and amidase activities, resulting in greater than 97% selectivity to 4-cyanopentanoic acid. The nitrilase activity has good heat stability, showing a half-life of 22.7 h at 50°C and a temperature optimum of at least 65°C for activity. The strain has been deposited as ATCC 55746.

There are many compounds similar to this compound(4553-62-2)HPLC of Formula: 4553-62-2. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

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

Reference of (2S)-(+)-3-Chloropropane-1,2-diol. Aromatic heterocyclic compounds can also be classified according to the number of heteroatoms contained in the heterocycle: single heteroatom, two heteroatoms, three heteroatoms and four heteroatoms. Compound: (2S)-(+)-3-Chloropropane-1,2-diol, is researched, Molecular C3H7ClO2, CAS is 60827-45-4, about The selective neurotoxicity produced by 3-chloropropanediol in the rat is not a result of energy deprivation. Author is Skamarauskas, J.; Carter, W.; Fowler, M.; Madjd, A.; Lister, T.; Mavroudis, G.; Ray, D. E..

The biochem. mechanism of toxicity of the exptl. astrocyte neurotoxicant and food contaminant S-3-chloro-1,2-propanediol (3-CPD) has been proposed to be via inhibition of glyceraldehyde-3-phosphate dehydrogenase (GAPDH). We have confirmed this action in liver, which shows inhibition to 6.0±0.7% control at the neuropathic dose of 140 mg/kg. However, GAPDH activity in brain only fell to a min. of 54±24% control, and the concentrations of lactate and pyruvate (the downstream products of GAPDH), showed no pre-neuropathic decreases in 3-CPD susceptible brain tissue. There was no inhibition of GAPDH activity in primary astrocyte cultures at sub-cytotoxic exposures. We therefore sought alternative mechanisms to explain its toxicity to astrocytes. We were able to show that 3-CPD is a substrate for glutathione-S-transferase and also that, after bioactivation by alc. dehydrogenase, it generates an irreversible inhibitor of glutathione reductase. In addition, incubation of brain slices from the 3-CPD-vulnerable inferior colliculus produces a depletion of glutathione and an inhibition of glutathione-S-transferase that is not seen in equivalent slices taken from the 3-CPD-resistant occipital neocortex. A smaller but significant and similarly regionally selective decrease in glutathione content is also seen in vivo. We conclude that 3-CPD does not produce its astrocytic toxicity via energy deprivation, and suggest that selective bioactivation and consequent disruption of redox state is a more likely mechanism.

There are many compounds similar to this compound(60827-45-4)Reference of (2S)-(+)-3-Chloropropane-1,2-diol. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

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

Makhlouf, M. M.; Shehata, M. M. published the article 《Exploring illumination effect on the impedance spectroscopy and dielectric dispersion of 5, 10, 15, 20-tetrakis(4-methoxyphenyl)-21H, 23H-porphine cobalt(II)/silicon heterojunction photovoltaic》. Keywords: cobalt porphine complex silicon heterojunction photovoltaic dielec dispersion impedance.They researched the compound: 5,10,15,20-Tetrakis (4-methoxyphenyl)-21H,23H-porphine cobalt (II)( cas:28903-71-1 ).Name: 5,10,15,20-Tetrakis (4-methoxyphenyl)-21H,23H-porphine cobalt (II). Aromatic heterocyclic compounds can be divided into two categories: single heterocyclic and fused heterocyclic. In addition, there is a lot of other information about this compound (cas:28903-71-1) here.

Abstract: The dynamic properties of a hybrid heterojunction based on a small mol. of 5, 10, 15, 20-tetrakis (4-methoxyphenyl)-21H, 23H-porphine cobalt(II), CoTMPP, grown onto p-Si wafer have been studied using impedance spectroscopy (IS) at various frequency range (102-106 Hz) under different illumination intensities (0-24 mW/cm2) at room temperature The fabricated Al/p-Si/CoTMPP/Au heterojunction performs two relaxation processes associated with Al/p-Si and p-Si/CoTMPP interfaces are attributed to a Maxwell-Wagner-Sillars (MWS) effect causes charge accumulation at interfacial regions. With increasing illumination intensity, the MWS effect enhances and leads to more accumulated charges at the interfacial regions. Based on Nyquist plots fitting, the equivalent circuit of the fabricated device was modeled. The dielec. dispersion, elec. modulus, relaxation process and elec. conductivity were investigated under different illuminations. The present results revealed an excellent photoresponse and photo-resistive of the Al/p-Si/CoTMPP/Au device as a candidate for photovoltaic devices and optoelectronics applications.

There are many compounds similar to this compound(28903-71-1)Name: 5,10,15,20-Tetrakis (4-methoxyphenyl)-21H,23H-porphine cobalt (II). if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

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

Most of the natural products isolated at present are heterocyclic compounds, so heterocyclic compounds occupy an important position in the research of organic chemistry. A compound: 75732-01-3, is researched, SMILESS is [Cu]C1=C(C)C=C(C)C=C1C, Molecular C9H11CuJournal, Journal of Organometallic Chemistry called Insertion of formaldehyde into a copper-carbon bond, Author is Leoni, Piero; Pasquali, Marco, the main research direction is formaldehyde insertion copper carbon bond; mesitylcopper insertion formaldehyde.Application In Synthesis of Mesitylcopper(I).

Upon mixing equimolar amounts of mesitylcopper(I), CuAr, (Ar = 2,4,6-trimethylphenyl) and polymeric formaldehyde in THF in the presence of PPh3 the formaldehyde quickly dissolves. Gas-chromatog. anal. of the products after hydrolytic workup reveals the presence of mesityl alc., ArCH2OH (60% yield), the expected product of direct insertion of formaldehyde into a mesityl-copper bond. When the reaction is carried on for several days, 2,4,6-trimethylbenzyl formate and Me formate are the main products.

There are many compounds similar to this compound(75732-01-3)Application In Synthesis of Mesitylcopper(I). if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

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

In general, if the atoms that make up the ring contain heteroatoms, such rings become heterocycles, and organic compounds containing heterocycles are called heterocyclic compounds. An article called Reversible Redox Cycling of Well-Defined, Ultrasmall Cu/Cu2O Nanoparticles, published in 2017-03-28, which mentions a compound: 75732-01-3, Name is Mesitylcopper(I), Molecular C9H11Cu, Formula: C9H11Cu.

Exceptionally small and well-defined copper (Cu) and cuprite (Cu2O) nanoparticles (NPs) are synthesized by the reaction of mesitylcopper(I) with either H2 or air, resp. In the presence of substoichiometric quantities of ligands, namely, stearic or di(octyl)phosphinic acid (0.1-0.2 equiv vs. Cu), ultrasmall nanoparticles are prepared with diameters as low as ∼2 nm, soluble in a range of solvents. The solutions of Cu NPs undergo quant. oxidation, on exposure to air, to form Cu2O NPs. The Cu2O NPs can be reduced back to Cu(0) NPs using accessible temperatures and low pressures of hydrogen (135 °C, 3 bar H2). This striking reversible redox cycling of the discrete, solubilized Cu/Cu(I) colloids was successfully repeated over 10 cycles, representing 19 sep. reactions. The ligands influence the evolution of both composition and size of the nanoparticles, during synthesis and redox cycling, as explored in detail using vacuum-transfer aberration-corrected transmission electron microscopy, XPS, and visible spectroscopy.

There are many compounds similar to this compound(75732-01-3)Formula: C9H11Cu. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

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

So far, in addition to halogen atoms, other non-metallic atoms can become part of the aromatic heterocycle, and the target ring system is still aromatic.Boukebbous, K.; Merle, N.; Larabi, C.; Garron, A.; Darwich, W.; Laifa, E. A.; Szeto, K.; De Mallmann, A.; Taoufik, M. researched the compound: Mesitylcopper(I)( cas:75732-01-3 ).Related Products of 75732-01-3.They published the article 《Silica supported copper nanoparticles prepared via surface organometallic chemistry: active catalysts for the selective hydrogenation of 2,3-dimethylbutadiene》 about this compound( cas:75732-01-3 ) in New Journal of Chemistry. Keywords: dimethylbutadiene silica copper nanoparticle hydrogenation catalyst SOMC. We’ll tell you more about this compound (cas:75732-01-3).

2,3-Dimethylbutadiene can be highly selectively hydrogenated to 2,3-dimethyl-1-butene with a new catalyst based on silica supported copper nanoparticles (Cu-NPs) prepared via surface organometallic chem. Mesityl-copper was firmly grafted onto silica and the reduction of the resulting surface species under hydrogen at 350 °C led to well-dispersed Cu-NPs. Prior to catalytic tests, the final catalysts as well as the intermediates were characterised by DRIFT, SS NMR, EPR, TEM, XRD and elemental analyses.

There are many compounds similar to this compound(75732-01-3)Related Products of 75732-01-3. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

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

Application of 4553-62-2. Aromatic compounds can be divided into two categories: single heterocycles and fused heterocycles. Compound: 2-Methylglutaronitrile, is researched, Molecular C6H8N2, CAS is 4553-62-2, about Deactivation during the hydrogenation of 2-methylglutaronitrile to β-picoline. Author is Lanini, S.; Prins, R..

A strong correlation between conversion and product selectivity was found for the production of β-picoline from 2-methylglutaronitrile in a single-stage process. The conversion had to be maintained at a very high level in order to keep the intermediates concentration low, thus preventing the formation of coke precursors by condensation reactions. The intermediates concentration on the metal surface was strongly influenced by the reaction temperature and the partial pressures. Above 598 K, the selectivity for condensation products decreased sharply, but also the overall conversion decreased. This neg. effect could be compensated by an increased hydrogen partial pressure.

There are many compounds similar to this compound(4553-62-2)Application of 4553-62-2. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

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

Computed Properties of C9H11Cu. The protonation of heteroatoms in aromatic heterocycles can be divided into two categories: lone pairs of electrons are in the aromatic ring conjugated system; and lone pairs of electrons do not participate. Compound: Mesitylcopper(I), is researched, Molecular C9H11Cu, CAS is 75732-01-3, about Highly Fluorinated Weakly Coordinating Monocarborane Anions. 1-H-CB11F11-, 1-CH3-CB11F11-, and the Structure of [N(n-Bu)4]2[CuCl(CB11F11)]. Author is Ivanov, Sergei V.; Rockwell, Juston J.; Polyakov, Oleg G.; Gaudinski, Christine M.; Anderson, Oren P.; Solntsev, Konstantin A.; Strauss, Steven H..

Treatment of CsCB11H12 with F2 in anhydrous HF produced Cs(1-H-CB11F11) in 74% isolated yield. The polyfluorocarborane anion was stable in 5 M aqueous acid. It is deprotonated in 3 M aqueous base but only slowly undergoes F/OH metathesis in this medium. Salts of 1-CH3-CB11F11- were prepared by treating salts of 1-H-CB11F11- with di-Me sulfate in basic solution Neither 1-H-CB11F11- nor 1-CH3-CB11F11- reacted with ≥20-fold excess triethylaluminum. The compound Si(i-Pr)3(1-CH3-CB11F11) was generated in toluene solution and was found to exhibit a δ(29Si) value of 120.0, the highest pos. value yet observed for any Si(i-Pr)3X species. On this basis, the 1-H-CB11F11- and 1-CH3-CB11F11- anions show great promise as robust, chem. inert, weakly coordinating anions. The crystalline compound [NBu4]2[CuCl(CB11F11)] was formed when [Cu(mesityl)]n was treated with one equiv [NBu4][1-H-CB11F11] and one equiv NBu4Cl. The Cu(I) coordination geometry in the [CuCl(CB11F11)]2- anion, determined by x-ray crystallog., is two-coordinate linear, with Cu-Cl = 1.917(5) Å, Cu-Cl = 2.136(1) Å, and Cl-Cu-Cl = 176.0(2)°.

There are many compounds similar to this compound(75732-01-3)Computed Properties of C9H11Cu. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

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