Category: isothiazole

288-16-4, Chemistry is an experimental science, and the best way to enjoy it and learn about it is performing experiments.Introducing a new discovery about 288-16-4, Name is Isothiazole

4,6-Dinitrobenzo[c]isothiazole: Synthesis and 1,3-dipolar cycloaddition to azomethine ylide

1,3-Dipolar cycloaddition of 4,6-dinitrobenzo[c]isothiazole to (N-methyl-N-methylideneammonio)methanide (2 equiv.) gives 5,8-dimethyl-3b,6b- dinitrodecahydroisothiazolo[3,4-e]pyrrolo[3,4-g]isoindole, whose structure was confirmed by X-ray diffraction analysis.

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Isothiazole – Wikipedia,
Isothiazole – ScienceDirect.com

 

Let¡¯s face it, organic chemistry can seem difficult to learn. 288-16-4. Especially from a beginner¡¯s point of view. Like 288-16-4, Name is Isothiazole. In a document type is Review, introducing its new discovery.

Fluorine in medicinal chemistry: A review of anti-cancer agents

In this review those fluorinated compounds which have found a role as anti-cancer agents are summarized. The emphasis is to highlight the important drugs but also to highlight the latest developments on emerging compounds. This has been done as comprehensively as possible with the objective of informing readers of some of the latest developments in this area.

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Isothiazole – Wikipedia,
Isothiazole – ScienceDirect.com

 

Chemistry is traditionally divided into organic and inorganic chemistry. 4576-90-3, The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent£¬Which mentioned a new discovery about 4576-90-3

BENZENESULFONAMIDE COMPOUNDS AND THEIR USE AS THERAPEUTIC AGENTS

This invention is directed to benzenesulfonamide compounds, as stereoisomers, enantiomers, tautomers thereof or mixtures thereof; or pharmaceutically acceptable salts, solvates or prodrugs thereof, for the treatment of diseases or conditions associated with voltage-gated sodium channels, such as epilepsy and/or epileptic seizure disorders.

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Isothiazole – Wikipedia,
Isothiazole – ScienceDirect.com

 

Let¡¯s face it, organic chemistry can seem difficult to learn. 288-16-4. Especially from a beginner¡¯s point of view. Like 288-16-4, Name is Isothiazole. In a document type is Review, introducing its new discovery.

PDE7-selective and dual inhibitors: Advances in chemical and biological research

Phosphodiesterase 7 (PDE7) is an intracellular enzyme that specifically hydrolyzes the second messenger, cyclic-3?,5?-adenosine monophosphate (cAMP), into inactive noncyclic nucleotide, 5?-AMP. To date, many structurally diverse compounds with PDE7 inhibitory properties have been described, including selective PDE7 inhibitors, dual PDE4/PDE7, PDE7/PDE8, and PDE7/GSK-3 inhibitors, and non-selective PDE inhibitors with high affinity for PDE7. Inhibitors of PDE7 have provided beneficial effects in animal models of inflammatory and neurological disorders, including Alzheimer?s disease, Parkinson?s disease, multiple sclerosis, and many others. This review is a comprehensive summary of the current state-of-the-art in the field of design and synthesis of PDE7 inhibitors, their physicochemical properties, biological evaluation, and structure-activity relationships as well as it highlights the updated evidence for a potential therapeutic utility of these compounds. Moreover, new approaches to obtain more effective and safer PDE7 inhibitors than those available now are presented.

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Isothiazole – Wikipedia,
Isothiazole – ScienceDirect.com

 

288-16-4, Chemistry is the experimental science by definition. We want to make observations to prove hypothesis. For this purpose, we perform experiments in the lab. 288-16-4, Name is Isothiazole,introducing its new discovery.

Privileged Structural Motif Detection and Analysis Using Generative Topographic Maps

Identification of “privileged structural motifs” associated with specific target families is of particular importance for designing novel bioactive compounds. Here, we demonstrate that they can be extracted from a data distribution represented on a two-dimensional map obtained by Generative Topographic Mapping (GTM). In GTM, structurally related molecules are grouped together on the map. Zones of the map preferentially populated by target-specific compounds were delineated, which helped to capture common substructures on the basis of which these compounds were grouped together by GTM. Such privileged structural motifs were identified across three major target superfamilies including proteases, kinases, and G protein coupled receptors. Traditionally, the search for privileged structural motifs focused on scaffolds, whereas motifs were detected here without prior knowledge of compound classification in GTMs. This alternative way of navigating medicinal chemistry space further extends the classical, scaffold-centric approach. Importantly, detected motifs might also comprise fuzzy sets of similar scaffolds, pharmacophore-like patterns, or, by contrast, well-defined scaffolds with specific substituent patterns.

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Isothiazole – Wikipedia,
Isothiazole – ScienceDirect.com

 

27148-03-4, Name is Benzo[d]isothiazole-3(2H)-thione 1,1-dioxide, belongs to isothiazole compound, is a common compound. 27148-03-4In an article, authors is Al-Jibori, Subhi A., once mentioned the new application about 27148-03-4.

Combining anti-cancer drugs with artificial sweeteners: Synthesis and anti-cancer activity of saccharinate (sac) and thiosaccharinate (tsac) complexes cis-[Pt(sac)2(NH3)2] and cis-[Pt(tsac)2(NH3)2]

The new platinum(II) complexes cis-[Pt(sac)2(NH3)2] (sac = saccharinate) and cis-[Pt(tsac)2(NH3)2] (tsac = thiosaccharinate) have been prepared, the X-ray crystal structure of cis-[Pt(sac)2(NH3)2].H2O reveals that both saccharinate anions are N-bound in a cis-arrangement being inequivalent in both the solid-state and in solution at room temperature. Preliminary anti-cancer activity has been assessed against A549 human alveolar type-II like cell lines with the thiosaccharinate complex showing good activity.

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Isothiazole – Wikipedia,
Isothiazole – ScienceDirect.com

 

One of the major reasons for studying chemical kinetics is to use measurements of the macroscopic properties of a system, 272-16-2, such as the rate of change in the concentration of reactants or products with time.In a article, authors is Mofikoya, Adedayo O., mentioned the application of 272-16-2, Name is Benzo[d]isothiazole, molecular formula is C7H5NS

Ozone disrupts adsorption of Rhododendron tomentosum volatiles to neighbouring plant surfaces, but does not disturb herbivore repellency

The perennial evergreen woody shrub, Rhododendron tomentosum, confers associational resistance against herbivory and oviposition on neighbouring plants through passive adsorption of some of its constitutively emitted volatile organic compounds (VOCs). The adsorption process is dependent on transport of VOCs in the air. In polluted atmospheres, the VOCs may be degraded and adsorption impeded. We studied the effect of elevated ozone regimes on the adsorption of R. tomentosum volatiles to white cabbage, Brassica oleracea, and the oviposition of the specialist herbivore Plutella xylostella on the exposed plants. We found evidence for adsorption and re-emission of R. tomentosum volatiles by B. oleracea plants. Ozone changed the blend of R. tomentosum volatiles and reduced the amount of R. tomentosum volatiles recovered from B. oleracea plants. However, plants exposed to R. tomentosum volatiles received fewer P. xylostella eggs than control plants exposed to filtered air irrespective of whether R. tomentosum volatiles mixed with ozone. Ozone disrupts a volatile mediated passive plant-to-plant interaction by degrading some compounds and reducing the quantity available for adsorption by neighbouring plants. The change, however, did not affect the deterrence of oviposition by P. xylostella, suggesting that aromatic companion plants of Brassica crops may confer pest-deterring properties even in ozone-polluted environments. Ozone breaks down R. tomentosum VOCs and disrupts their passive adherence to neighbouring plant surfaces; this however does not affect the associational resistance R. tomentosum volatiles confer on neighbouring plants.

Sometimes chemists are able to propose two or more mechanisms that are consistent with the available data. 272-16-2, If a proposed mechanism predicts the wrong experimental rate law, however, the mechanism must be incorrect.Welcome to check out more blogs about 272-16-2, in my other articles.

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Isothiazole – Wikipedia,
Isothiazole – ScienceDirect.com

 

The reaction rate of a catalyzed reaction is faster than the reaction rate of the uncatalyzed reaction at the same temperature.272-16-2, Name is Benzo[d]isothiazole, molecular formula is C7H5NS, 272-16-2. In a Review, authors is Squissato, Andre L.£¬once mentioned of 272-16-2

Screen-printed electrodes for quality control of liquid (Bio)fuels

Energy demand for modern society is ubiquitous and the liquid fuels play important role in this context. The market acceptance of liquid fuels depends on a highly rigorous quality control, which requires accurate and precise analytical methods to monitor the chemical parameters established by regulatory agencies. Fast and on-site monitoring of the quality parameters of fuels can be achieved by electrochemical techniques using disposable sensors, such as screen-printed electrodes (SPEs). This revision is devoted to recent development and application of SPEs to monitor quality parameters of liquid fuels (fossil fuels and biofuels), including the determination of organic and inorganic analytes using voltammetric or amperometric detection. Trends of SPE technology for quality control of fuels, based on the reported electrochemical methods that may be considered by regulatory agencies, are highlighted.

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Isothiazole – Wikipedia,
Isothiazole – ScienceDirect.com

 

87691-88-1, In the next few decades, the world population will flourish. As the population grows rapidly and people all over the world use more and more resources, all industries must consider their environmental impact. 3-Piperazinobenzisothiazole hydrochloride, cas is 87691-88-1,the isothiazole compound, it is a common compound, a new synthetic route is introduced below.

EXAMPLES 115-116; N-{5-[2-(4-BENZO[D]ISOTHIAZOL-3-YL-PIPERAZIN-1-YL)-ETHYL]-1, 1- DIMETHYL-INDAN-2-YL}-ACETAMIDE AND M-f6-r2- (4- BENZO [D]ISOTHIAZOL-3-YL-PIPERAZIN-1-YL)-ETHYL]-1,1- DIMETHYL-INDAN-2-YLT-ACETAMIDE; A mixture of compounds N-[5-(2-Chloroethyl)-1,1-dimethyl-indan-2-yl]- acetamide and N-[6-(2-Chloroethyl)-1,1-dimethyl-indan-2-yl]-acetamide (1.63 g, 6.15 mmol), 3-piperazin-1-yl-benzo [? isothiazole hydrochloride (1.96 g, 7.69 mmol), potassium carbonate (2.55 g, 18.4 mmol), sodium iodide (1.02 g, 6.76 mmol) in acetonitrile (120 mL) was stirred at reflux for 60 h. After removal of solvent, the residue was partitioned in CH2Ci2/H2O (200 mU50 mL). The organic layer was separated and the water layer was extracted with CH2Cl2 (60 mL). The combined organic extracts were washed with water, brine, dried over Na2SO4, and evaporated. The residue was purified by chromatography (silica gel, gradient from 1 to 2% MeOH/EtOAc) to provide two regioisomers N-{5-[2-(4-Benzo [? isothiazol- 3-yl-piperazin-1-yl)-ethyl]-1, 1-dimethyl-indan-2-yl}-acetamide (655 mg) and N {6- [2- (4-Benzo [d isothiazol-3-yl-piperazin-1-yl)-ethyl]-1, 1-dimethyl-indan- 2-yl}-acetamide (440 mg). EXAMPLE 115 N-{5-[2-(4-BENZO[D]ISOTHIAZOL-3-YL-PIPERAZIN-1-YL)-ETHYL]-1,1- DIMETHYL-INDAN-2-YLl-ACETAMIDE (655 mg, 24%) as a pale yellow solid : mp 58-68 C ;’H NMR (300 MHz, CDCl3) 67. 92 (d, J = 8.1 Hz, 1 H), 7.82 (d, J = 8.1 Hz, 1 H), 7.47 (td, J = 7.0, 0.9 Hz, 1H), 7.36 (td, J= 8.0, 1.0 Hz, 1H), 7.10-7. 05 (m, 3H), 5.53 (d, J= 9.5 Hz, 1 H), 4.57-4. 49 (m, 1 H), 3.61 (t, J = 4.8 Hz, 4H), 3.27 (dd, J = 7.3, 7.2 Hz, 1H), 2.87-2. 61 (m, 9H), 2.02 (s, 3H), 1.30 (s, 3H), 1.14 (s, 3H); ESI MS m/z 449 [C26H32N4OS + H] + ; Rs0. 25 (40: 1 CH2CI2/MeOH) ; HPLC 98. 1% (AUC), tR = 12.87 min. Anal. Calc’d for C26H32N4OS 0. 5H20: C, 68.24 ; H, 7.27 ; N, 12.24. Found: C, 68.12 ; H, 7.37 ; N, 12.13. EXAMPLE 116 N-{6-[2-(4-BENZO[D]ISOTHIAZOL-3-YL-PIPERAZIN-1-YL)-ETHYL]-1,1- DIMETHYL-INDAN-2-YLT-ACETAMIDE (440 mg, 16%) as a pale yellow solid : mp 62-72 C ;’H NMR (300 MHz, CDCl3) No.7. 92 (d, J = 8. 1 Hz, 1 H), 7.82 (d, J = 8. 1 Hz, 1 H), 7.47 (td, J = 7. 0, 1. 0 Hz, 1 H), 7.36 (td, J = 8. 0,1. 0 Hz, 1 H), 7.13 (d, J = 7.6 Hz, 1H), 7.05 (d, J = 7.6 Hz, 1 H), 7.01 (s, 1 H), 5.53 (d, J = 9.5 Hz, 1 H), 4.57-4. 47 (m, 1 H), 3.61 (t, J = 4.8 Hz, 4H), 3.26 (dd, J = 7.2, 7.2 Hz, 1 H), 2.89-2. 59 (m, 9H), 2.02 (s, 3H), 1.31 (s, 3H), 1.15 (s, 3H); ESI MS m/z449 [C26H32N40S + H] + ; Rf O. 29 (40: 1 CH2CI2/MeOH) ; HPLC 96. 1% (AUC), tR = 12.63 min. Anal. Calc’d for C26H32N40S 0. 5H20: C, 68.24 ; H, 7.27 ; N, 12.24. Found: C, 68. 11 ; H, 7.50 ; N, 11.96.

Chemical properties determine the actual use. Each compound has specific chemical properties and uses. We look forward to more synthetic routes in the future to expand reaction routes of 3-Piperazinobenzisothiazole hydrochloride, 87691-88-1

Reference£º
Patent; WARNER-LAMBERT COMPANY LLC?; WO2005/56540; (2005); A1;,
Isothiazole – Wikipedia
Isothiazole – ScienceDirect.com

 

As a common heterocyclic compound, it belongs to isothiazole compound, name is 3-Chlorobenzo[d]isothiazole, and cas is 7716-66-7, its synthesis route is as follows.

EXAMPLE 3 3-(1-Piperazinyl)-1,2-benzisothiazoleodsold;hydrochloride Anhydrous piperazine (49.4 g, 0.57 mol) and t-butanol (10 mL) were added to a dry, 300 mL round bottom flask equipped with a mechanical stirrer, thermometer, condenser topped with a nitrogen inlet, and pressure-equalizing dropping funnel. After the flask was purged with nitrogen, it was heated to 100¡ã C. in an oil bath. A solution of 3-chloro-1,2-benzisothiazole (19.45 g, 0.11 mol) in t-butanol (10 mL) was added to the addition, funnel, and then slowly added to the reaction flask over 20 minutes to moderate an exothermic reaction (112-118¡ã C.). Once addition was complete the yellow solution was heated to reflux (121¡ã C.) and then maintained at reflux for 24 hours. Thin-layer chromatography showed that the reaction was complete. The reaction mixture was cooled to 85¡ã C. and 120 mL of water was added. The hazy solution was filtered and the filter cake rinsed with 60 mL of t-butanol/water (1:1) solution. The pH of the combined filtrate and wash was adjusted to 12.2 with 50percent aqueous caustic. The aqueous solution was extracted with toluene (200 mL), the layers were separated, and the aqueous layer was extracted with fresh toluene (100 mL). The combined toluene layers were washed with water (75 mL), and then the toluene solution was concentrated in vacuo at 48¡ã C. to 90 mL. Isopropanl (210 mL) was added to the concentrate and then the pH was slowly adjusted to 3.8 with 7.6 mL of concentrated hydrochloric acid. The resulting slurry was cooled to 0¡ã C., granulated for 45 min, and then filtered. The filter cake was washed with cold isopropanol (50 mL) and then dried in vacuo at 40¡ã C. to afford 23.59 g (80percent yield) of 3-(1-piperazinyl)-1,2-benzisothiazole hydrochloride as an off white solid.

7716-66-7, In the field of chemistry, the synthetic routes of compounds are constantly being developed and updated. I will also mention this compound in other articles.,7716-66-7 ,3-Chlorobenzo[d]isothiazole, other downstream synthetic routes, hurry up and to see

Reference£º
Patent; Pfizer, Inc.; US6111105; (2000); A;,
Isothiazole – Wikipedia
Isothiazole – ScienceDirect.com