Tag: M.W:100-200

New Advances in Chemical Research in 2021, Reactions catalyzed within inorganic and organic materials and at electrochemical interfaces commonly occur at high coverage and in condensed media. 1504-58-1, Name is 3-Phenylprop-2-yn-1-ol, molecular formula is C9H8O, belongs to isothiazole compound. In a document, author is de Vicente, Javier, introduce the new discover, Formula: https://www.ambeed.com/products/1504-58-1.html.

A series of benzo[d]isothiazole-1,1-dioxides were designed and evaluated as inhibitors of HCV polymerase NS5B. Structure-based design led to the incorporation of a high affinity methyl sulfonamide group. Structure-activity relationship (SAR) studies of this series revealed analogues with submicromolar potencies in the HCV replicon assay and moderate pharmacokinetic properties. SAR studies combined with structure based drug design focused on the sulfonamide region led to a novel and potent cyclic analogue. (C) 2009 Elsevier Ltd. All rights reserved.

Each elementary reaction can be described in terms of its molecularity, the number of molecules that collide in that step. If you are hungry for even more, make sure to check my other article about 1504-58-1, Formula: https://www.ambeed.com/products/1504-58-1.html.

Reference:
Isothiazole – Wikipedia,
,Isothiazole – ScienceDirect.com

Chemical Research Letters, April 2021. Catalysts allow a reaction to proceed via a pathway that has a lower activation energy than the uncatalyzed reaction. 91-10-1, Name is 2,6-Dimethoxyphenol, molecular formula is C8H10O3, COA of Formula: https://www.ambeed.com/products/91-10-1.html, belongs to isothiazole compound, is a common compound. In a patnet, author is Coffey, Kelly, once mentioned the new application about 91-10-1.

Tip60 (KAT5) is a histone acetyltransferase (HAT enzyme) involved in multiple cellular processes including transcriptional regulation, DNA damage repair and cell signalling. In prostate cancer, aggressive cases over-express Tip60 which functions as an androgen receptor co-activator via direct acetylation of lysine residues within the KLKK motif of the receptor hinge region. The purpose of this study was to identify and characterise a Tip60 acetylase inhibitor. High-throughput screening revealed an isothiazole that inhibited both Tip60 and p300 HAT activity. This substance (initially identified as 4-methyl-5-bromoisothiazole) and other isothiazoles were synthesised and assayed against Tip60. Although an authentic sample of 4-methyl-5-bromoisothiazole was inactive against Tip60, in an in vitro HAT assay, 1,2-bis(isothiazol-5-yl)disulfane (NU9056) was identified as a relatively potent inhibitor (IC50 2 mu M). Cellular activity was confirmed by analysis of acetylation of histone and non-histone proteins in a prostate cancer cell line model. NU9056 treatment inhibited cellular proliferation in a panel of prostate cancer cell lines (50% growth inhibition, 8-27 mu M) and induced apoptosis via activation of caspase 3 and caspase 9 in a concentration-and time-dependent manner. Also, decreased androgen receptor, prostate specific antigen, p53 and p21 protein levels were demonstrated in response to treatment with NU9056. Furthermore, pre-treatment with NU9056 inhibited both ATM phosphorylation and Tip60 stabilization in response to ionising radiation. Based on the activity of NU9056 and the specificity of the compound towards Tip60 relative to other HAT enzymes, these chemical biology studies have identified Tip60 as a potential therapeutic target for the treatment of prostate cancer.

One of the oldest and most widely used commercial enzyme inhibitors is aspirin, which selectively inhibits one of the enzymes involved in the synthesis of molecules that trigger inflammation. Interested yet? Keep reading other articles of 91-10-1, you can contact me at any time and look forward to more communication. COA of Formula: https://www.ambeed.com/products/91-10-1.html.

Reference:
Isothiazole – Wikipedia,
,Isothiazole – ScienceDirect.com

New Advances in Chemical Research, April 2021. Electric Literature of 2051-95-8, In heterogeneous catalysis, catalysts provide a surface to which reactants bind in a process of adsorption. The reactant in an enzyme-catalyzed reaction is called a substrate. 2051-95-8, Name is 3-Benzoylpropionicacid, SMILES is OC(=O)CCC(=O)C1=CC=CC=C1, belongs to isothiazole compound. In a article, author is Petkevich, S. K., introduce new discover of the category.

Alkylation of fluorophenols and phenolic aldehydes with 5-phenyl(p-tolyl)-3-chloromethylisoxazole under the Williamson reaction conditions afforded the corresponding ethers. Condensation of the resulting phenolic aldehyde derivatives and 5-phenyl(p-tolyl)isoxazole-3-carbaldehydes with p-fluoroaniline resulted in fluorine-containing azomethines. Acylation of fluorinated amines with 5-(p-tolyl)isoxazole- and 4,5- dichloroisothiazole-3-carbonyl chlorides gave rise to fluorinated amides bearing isoxazole and isothiazole fragments, representatives of which showed a synergistic effect in compositions with insecticides.

Electric Literature of 2051-95-8, Sometimes chemists are able to propose two or more mechanisms that are consistent with the available data.I hope my blog about 2051-95-8 is helpful to your research.

Reference:
Isothiazole – Wikipedia,
,Isothiazole – ScienceDirect.com

New Advances in Chemical Research in 2021, Reactions catalyzed within inorganic and organic materials and at electrochemical interfaces commonly occur at high coverage and in condensed media. 1975-51-5, Name is 2-Methyl-4-nitrobenzoic acid, molecular formula is C8H7NO4, belongs to isothiazole compound. In a document, author is Pasha, F. A., introduce the new discover, SDS of cas: 1975-51-5.

Isothiazole carboxamidine compounds are potent ATP competitive Chk2 inhibitors. A series of compounds with Chk2 inhibitory activity were taken from literature and different 3D-QSAR models have been generated with Comparative molecular field analysis (CoMFA) and comparative molecular similarity indices analysis (COMSIA). In first scheme LB-QSAR models were generated using fully optimized geometries by PM3 approach giving reasonable statistics of CoMFA (q(2)=0.88, r(2)=0.96 and r(predictive)(2) = 0.60) and CoMSIA(q(2)=0.918 r(2)=0.99 and r(predictive)(2) = 0.55). In second and third scheme the ligands 7 docked in to receptor protein (PDB 2CN8). Consequently, two most plausible modes were identified and used as initial templates. The docked conformer based CoMFA model shows good correlation with activity (q(2)=0.91, r2=0.99 and r(predictive)(2) =0.84). Whereas in CoMSIA, the steric and hydrophobic and donor field jointly give a better statistics (q(2)=0.92 r(2)=0.99 and r(predictive)(2) =0.53). These findings might be helpful to design more potent Chk2 inhibitors.

A reaction mechanism is the microscopic path by which reactants are transformed into products. Each step is an elementary reaction. In my other articles, you can also check out more blogs about 1975-51-5. SDS of cas: 1975-51-5.

Reference:
Isothiazole – Wikipedia,
,Isothiazole – ScienceDirect.com

New Advances in Chemical Research in 2021. Chemistry is a science major with cience and engineering. The main research directions are chemical synthesis,and research on the structure and performance of functional materials. 398489-26-4, Name is tert-Butyl 3-oxoazetidine-1-carboxylate, molecular formula is C8H13NO3, belongs to isothiazole compound. In a document, author is Amirhamzeh, Amirali, introduce the new discover, Recommanded Product: 398489-26-4.

Neuroinflammation has been implicated in pathophysiology of many neurodegenerative diseases. The p38 MAP kinase signaling pathway and COX-1 have active roles in initiation and perpetuation of neuroinflammatory process which have deteriorating effects on neurons. In order to develop new anti-neuroinflammatory compounds some 4-aryl-5-(methylthiophen-2-yl) isothiazoles and 5-aryl-4-(methylthiophen-2-yl)-1,2,3-thiadiazoles were synthesized. Docking studies have revealed that these structures could be potential mutual inhibitors of p38 alpha and COX-1 and could be considered for neuroprotective effects. In order to assess CNS penetrability of these compounds, a QSAR model of blood-brain barrier penetration has been developed and LogBB of compounds has been predicted. All compounds showed LogBB as greater than zero which indicates their potential CNS penetrability.

The proportionality constant is the rate constant for the particular unimolecular reaction. the reaction rate is directly proportional to the concentration of the reactant. In my other articles, you can also check out more blogs about 398489-26-4. Recommanded Product: 398489-26-4.

Reference:
Isothiazole – Wikipedia,
,Isothiazole – ScienceDirect.com

New Advances in Chemical Research in 2021. Chemistry is a science major with cience and engineering. The main research directions are chemical synthesis,and research on the structure and performance of functional materials. 1896-62-4, Name is (E)-4-Phenylbut-3-en-2-one, molecular formula is C10H10O, belongs to isothiazole compound. In a document, author is Rajaeian, Elahe, introduce the new discover, Recommanded Product: (E)-4-Phenylbut-3-en-2-one.

The 1,3-dipolar cycloaddition reactions also known as the Huisgen cycloaddition are one of the most widely used and versatile preparative methods in hetro-cyclic chemistry. In this study, the reactivity and strain energy effect of the simple cycloalkynes with substituted Nitrile sulfides R-CNS (R = H, CH3, Ph and Ph(CH3)(3)) will be discussed in light of computational studies using DFT methods (B3LYP/6-31G*). The investigation of the structured properties, theoretical thermodynamic and kinetic data of the reactions in 298 K will be presented. The results show increase in the Delta G* by increasing the ring size and decreasing the strain energy of cycloalkynes. Also, the rate constants and the free energy changes in reactions increase as the size of the ring decreases. The relationships of the deviation of the internal bond angle (DIBA, in degrees), pi-strain (S pi) (in kcal mol(-1)), the bond angle of Csp(3)-C C (theta degrees) and Delta G(#)(kcal mol(-1)) for the series of cycloalkynes I-1 to I-4 have investigated.

Because enzymes can increase reaction rates by enormous factors and tend to be very specific, typically producing only a single product in quantitative yield. If you are hungry for even more, make sure to check my other article about 1896-62-4, Recommanded Product: (E)-4-Phenylbut-3-en-2-one.

Reference:
Isothiazole – Wikipedia,
,Isothiazole – ScienceDirect.com

New Advances in Chemical Research in 2021. Chemistry is a science major with cience and engineering. The main research directions are chemical synthesis,and research on the structure and performance of functional materials. 105-07-7, Name is 4-Cyanobenzaldehyde, molecular formula is C8H5NO, belongs to isothiazole compound. In a document, author is LASNE, MC, introduce the new discover, HPLC of Formula: https://www.ambeed.com/products/105-07-7.html.

2-[3-(4-(4[F-18]Fluorophenyl)-1-piperazinyl)propyl]-2H-naphth[1,8-cd]isothiazole-1,1-dioxide] ([F-18]RP 62203), an antagonist of 5-HT2 receptors, was prepared from [F-18]fluoride via a 3-step reaction sequence, with an overall radiochemical yield of 5-12% (decay corrected) and within 190-230 min (total automated synthesis from EOB). The key step involved the rapid (6 min, 150 degrees C in octanol) and efficient (> 65%) reaction of an appropriate bis(bromoethyl)amine derivative with 4-[F-18]fluoroaniline.

The proportionality constant is the rate constant for the particular unimolecular reaction. the reaction rate is directly proportional to the concentration of the reactant. In my other articles, you can also check out more blogs about 105-07-7. HPLC of Formula: https://www.ambeed.com/products/105-07-7.html.

Reference:
Isothiazole – Wikipedia,
,Isothiazole – ScienceDirect.com

New Advances in Chemical Research in 2021, Chemo-enzymatic cascade processes are invaluable due to their ability to rapidly construct high-value products from available feedstock chemicals in a one-pot relay manner. 14489-75-9, Name is N-Methyl-1-(naphthalen-1-yl)methanamine, molecular formula is C12H13N, belongs to isothiazole compound. In a document, author is Yang, XP, introduce the new discover, Computed Properties of https://www.ambeed.com/products/14489-75-9.html.

To look for novel compounds with biological activity, 3-arylsulfonyloxy (substituted) isothiazoles were synthesized by the condensation of 3-hydroxy (substituted) isothiazoles with arylsulfonylchlorides in the presence of base. The structures of target compounds were confirmed by elemental analysis, H-1 NMR, IR, MS. Also, the single crystal structures of compounds 3c and 4b were determined, All the facts ascertained that the sulfonylization position was oxygen atom of isothiazole heterocycle. The herbicidal activities of title compounds were determined and the result showed that it was possible that they were ALS inhibitors.

Each elementary reaction can be described in terms of its molecularity, the number of molecules that collide in that step. If you are hungry for even more, make sure to check my other article about 14489-75-9, Computed Properties of https://www.ambeed.com/products/14489-75-9.html.

Reference:
Isothiazole – Wikipedia,
,Isothiazole – ScienceDirect.com

Electric Literature of 105-07-7, New discoveries in chemical research and development in 2021,Enzyme inhibitors cause a decrease in the reaction rate of an enzyme-catalyzed reaction by binding to a specific portion of an enzyme and thus slowing or preventing a reaction from occurring. 105-07-7, Name is 4-Cyanobenzaldehyde, SMILES is O=CC1=CC=C(C#N)C=C1, belongs to isothiazole compound. In a article, author is Beloglazkina, E. K., introduce new discover of the category.

The reactions of 5-acylpyrimidine-4-thiones with aliphatic diamines in the presence of Ni-II and Co-II salts were studied. New Ni-II and Co-II complexes with ligands of the pyrimidinethione series were synthesized. The results of the reactions of 5-acetyl-6-methyl-2-phenylpyrimidine-4-thione and 5-acetyl-2,6-dimethylpyrimidine-4-thione with ethylenediamine or 1,3-diaminopropane in the presence of NiCl(2)(.)6H(2)O or CoCl(2)(.)6H(2)O depend on (1) the nature of the substituent at position 2 of the pyrimidine ring, (2) the length of the polymethylene bridge between the nitrogen atoms in the diamine molecule, (3) the nature of complex-forming metal, and (4) the pyrimidinethione: diamine ratio. The resulting complexes were studied by electrochemical methods. The mechanism of electrooxidation and electroreduction of 5-acylpyrimidine-2-thiones and related nickel and cobalt complexes was proposed. The structures of the complexes were investigated by NMR, UV-Vis spectroscopy, and IR spectroscopy and mass spectrometry. The molecular structure of fac-tris(5-acetyl-2,4-dimethylpyrimidine-6-thiolato)cobalt(III) was established by X-ray diffraction. According to semiempirical quantum-chemical calculations by the PM3(tm) method, both the highest occupied and lowest unoccupied molecular orbitals in the molecules of the compounds under study have a pi symmetry and are localized predominantly on the ligand fragments.

Electric Literature of 105-07-7, If a proposed mechanism predicts the wrong experimental rate law, however, the mechanism must be incorrect. I hope my blog about 105-07-7 is helpful to your research.

Reference:
Isothiazole – Wikipedia,
,Isothiazole – ScienceDirect.com

New Advances in Chemical Research in 2021. Chemistry is a science major with cience and engineering. The main research directions are chemical synthesis,and research on the structure and performance of functional materials. 14489-75-9, Name is N-Methyl-1-(naphthalen-1-yl)methanamine, molecular formula is C12H13N, belongs to isothiazole compound. In a document, author is Swayze, EE, introduce the new discover, SDS of cas: 14489-75-9.

A series of imidazo[4,5-d]isothiazole nucleosides related to the antibiotic nebularine and the highly cytotoxic 6-methyl-9-beta-D-ribofuranosylpurine have been synthesized from the corresponding heterocycles. The sodium salt glycosylation of the imidazo[4,5-d]isothiazoles proceeded smoothly, giving mixtures of N-4 and N-6 regioisomers in generally good yields. The protected derivatives were deblocked using standard conditions to afford the desired imidazo[4,5-d]isothiazole nucleosides, usually as crystalline solids. None of the new nucleosides or heterocycles displayed selective activity against human cytomegalovirus (HCMV) or herpes simplex virus type 1 (HSV-1). The N-6 glycosylated imidazo[4,5-d]isothiazoles were completely inactive up to the highest concentration tested. The N-6 glycosylated imidazo[4,5-d]isothiazoles also were inactive in antiproliferative and cytotoxicity assays, except for 3-methyl-6-beta-D-ribofuranosylimidazo[4,5-d]isothiazole (15a) and 5-(benzylthio)-6-(2-deoxy-beta-D-ribofuranosyl)imidazo[4,5-d]isothiazole (5e), which showed moderate inhibition of L1210 cell growth. However, the heterocycles and several of the N-4 glycosylated derivatives were toxic to HFF, KB and L1210 cells; compounds with 5-benzylthio substituents were the most cytotoxic agents in this series.

One of the oldest and most widely used commercial enzyme inhibitors is aspirin, which selectively inhibits one of the enzymes involved in the synthesis of molecules that trigger inflammation. Interested yet? Keep reading other articles of 14489-75-9, you can contact me at any time and look forward to more communication. SDS of cas: 14489-75-9.

Reference:
Isothiazole – Wikipedia,
,Isothiazole – ScienceDirect.com