Category: chlorides-buliding-blocks

Butt, G.; Topsom, R. D. published an article in Spectrochimica Acta, Part A: Molecular and Biomolecular Spectroscopy. The title of the article was 《Transmission of substituent effects through extended systems. III. p-Substituted ethyl trans-cinnamates and phenylpropiolates》.Electric Literature of C11H13ClO2 The author mentioned the following in the article:

IR and 13C chem. shifts were determined for Et p-substituted trans-cinnamates and Et phenylpropiolates. The IR data include intensities for the benzene, ethylene, and CO group vibrations which allow an estimation of resonance effects. The relative importance of the various mechanisms of transmission of substituent effects is discussed and compared with those previously reported for p-substituted trans-cinnamonitriles. The CC is less efficient in transmitting substituent effects than the C:C. In the part of experimental materials, we found many familiar compounds, such as Ethyl 3-(4-chlorophenyl)propanoate(cas: 7116-36-1Electric Literature of C11H13ClO2)

Ethyl 3-(4-chlorophenyl)propanoate(cas: 7116-36-1) belongs to organochlorine compounds. The wide structural variety and divergent chemical properties of organochlorides lead to a broad range of names, applications, and properties.Electric Literature of C11H13ClO2 Aliphatic organochlorides are often alkylating agents as chlorine can act as a leaving group, which can result in cellular damage.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Computed Properties of C6H4Cl2O2SIn 2019 ,《Design, synthesis, in vitro anticancer evaluation, kinase inhibitory effects, and pharmacokinetic profile of new 1,3,4-triarylpyrazole derivatives possessing terminal sulfonamide moiety》 appeared in Journal of Enzyme Inhibition and Medicinal Chemistry. The author of the article were Abdel-Maksoud, Mohammed S.; El-Gamal, Mohammed I.; Gamal El-Din, Mahmoud M.; Oh, Chang Hyun. The article conveys some information:

The present work describes the design and synthesis of a novel series of 1,3-diaryl-4-sulfonamidoarylpyrazole derivatives and their in vitro biol. activities. The target compounds were evaluated for antiproliferative activity against NCI-60 cell line panel. Compounds , and showed the highest mean inhibition percentages at 10 μM single-dose testing and were selected to be tested at 5-dose mode. The ICs50 of the most potent compounds were determined over the 60 cell lines. Compound exhibited the strongest activity against different cell lines with IC50 0.33 μM against A498 renal cancer cell line. Compound was tested over a panel of 20 kinases to determine its mol. target(s), and its IC50 values over the most sensitive kinases were defined. In vitro stability and in vivo pharmacokinetic profile of compound was also investigated. In the part of experimental materials, we found many familiar compounds, such as 4-Chlorobenzenesulfonyl chloride(cas: 98-60-2Computed Properties of C6H4Cl2O2S)

4-Chlorobenzenesulfonyl chloride(cas: 98-60-2) belongs to organochlorine compounds. The wide structural variety and divergent chemical properties of organochlorides lead to a broad range of names, applications, and properties.Computed Properties of C6H4Cl2O2S Aliphatic organochlorides are often alkylating agents as chlorine can act as a leaving group, which can result in cellular damage.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

《Synthesis and enzyme-based evaluation of analogues L-tyrosine thiol carboxylic acid inhibitor of metallo-β-lactamase IMP-1》 was published in Journal of Enzyme Inhibition and Medicinal Chemistry in 2019. These research results belong to Khalili Arjomandi, Omid; Kavoosi, Mahboubeh; Adibi, Hadi. Related Products of 620-20-2 The article mentions the following:

The emergence of drug-resistant pathogenic bacteria is occurring due to the global overuse and misuse of β-lactam antibiotics. Infections caused by some bacteria which secrete metallo-β-lactamases (enzymes that inactivate β-lactam antibiotics) are increasingly prevalent and have become a major worldwide threat to human health. These bacteria are resistant to β-lactam antibiotics and MBL-inhibitor/β-lactam antibiotic combination therapy can be a strategy to overcome this problem. So far, no clin. available inhibitors of metallo-β-lactamases (MBLs) have been reported. In this study, L-benzyl tyrosine thiol carboxylic acid analogs (I) were synthesized after the study of computational simulation by adding of Me, chloro, bromo, and nitro groups to the benzyl ring for investigation of SAR anal. Although the synthesized mols. shows the potent inhibitory effects against metallo-β-lactamase (IMP-1) with the range of Kic values of 1.044.77 μM, they are not as potent as the candidate inhibitor.3-Chlorobenzylchloride(cas: 620-20-2Related Products of 620-20-2) was used in this study.

3-Chlorobenzylchloride(cas: 620-20-2) has been used in the reaction of 3-methoxybenzyl chloride and ethyl 4-bromobenzoate in pure water, using zinc dust and a Pd catalyst.Related Products of 620-20-2

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

The author of 《Trisulfides over disulfides: highly selective synthetic strategies, anti-proliferative activities and sustained H2S release profiles》 were Bhattacherjee, Debojit; Sufian, Abu; Mahato, Sulendar K.; Begum, Samiyara; Banerjee, Kaustav; De, Sharmistha; Srivastava, Hemant Kumar; Bhabak, Krishna P.. And the article was published in Chemical Communications (Cambridge, United Kingdom) in 2019. Related Products of 620-20-2 The author mentioned the following in the article:

Temperature- and solvent-induced selective synthesis of trisulfides and disulfides is demonstrated. A remarkable selectivity was achieved using Na2S as a sulfur-transfer agent under mild, greener, catalyst-free and additive-free conditions. This study reveals trisulfides as a better model than disulfides in general for a sustained release of H2S and potent anti-cancer activities. In the part of experimental materials, we found many familiar compounds, such as 3-Chlorobenzylchloride(cas: 620-20-2Related Products of 620-20-2)

3-Chlorobenzylchloride(cas: 620-20-2) has been used in the reaction of 3-methoxybenzyl chloride and ethyl 4-bromobenzoate in pure water, using zinc dust and a Pd catalyst.Related Products of 620-20-2

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Reference of Sodium chlorideIn 2021 ,《The effects of sodium chloride on proteins aggregation, conformation and gel properties of pork myofibrillar protein Running Head: Relationship aggregation, conformation and gel properties》 appeared in Journal of Food Science and Technology (New Delhi, India). The author of the article were Kang, Zhuang-Li; Zhang, Xue-hua; Li, Xiang; Song, Zhao-jun; Ma, Han-jun; Lu, Fei; Zhu, Ming-ming; Zhao, Sheng-ming; Wang, Zheng-rong. The article conveys some information:

The objective of this study was to evaluate relationship with aggregation, secondary structures and gel properties of pork myofibrillar protein with different sodium chloride (1%, 2% and 3%). When the sodium chloride increased from 1 to 3%, the active sulfhydryl, surface hydrophobicity, hardness and cooking yield of myofibrillar protein were increased significantly (p < 0.05), the particle size, total sulfhydryl and Zeta potential were decreased significantly (p < 0.05), these meant the aggregations of pork myofibrillar protein were decreased. The changes of proteins aggregation induced the strongest intensity band of Amide I shifted up from 1660 cm-1 to 1661 cm-1, meanwhile, the β-sheet structure content was increased significantly (p < 0.05) with the sodium chloride increased. From the above, the lower proteins aggregation and higher β-sheet structure content could improve the water holding capacity and texture of pork myofibrillar protein gel. After reading the article, we found that the author used Sodium chloride(cas: 7647-14-5Reference of Sodium chloride)

Sodium chloride(cas: 7647-14-5) has been used for the preparation of tris buffered saline, phosphate buffered saline, MPM-2 (mitotic protein monoclonal 2) cell lysis buffer, immunoprecipitation wash buffer, LB (Luria-Bertani) media and dialysis buffer.Reference of Sodium chloride

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Xu, Jun; Yang, Tianjiao; Wang, Jiayi; Song, Gonghua published an article on January 31 ,2021. The article was titled 《Multistep Synthesis and Nematicidal Activity of 2-(8-azabicyclo[3.2.1]octan-3-yl)-3-imino-2,3-dihydro-1H-isoindol-1-One Derivatives》, and you may find the article in Chemistry of Heterocyclic Compounds (New York, NY, United States).Safety of 3-Chlorobenzylchloride The information in the text is summarized as follows:

Novel 2-(8-azabicyclo[3.2.1]octan-3-yl)-3-imino-2,3-dihydro-1H-isoindol-1-ones I [R = H, 5-F, 6-MeO, 5-Cl; R1 = Me, benzyl, 4-chlorobenzyl, etc.; R2 = tert-Bu, cyclohexyl, 2-MeOC6H4, etc.] which derived from 5-HT3 receptor antagonists hexahydroazepinylbenzamides were designed and synthesized through isocyanide insertion reaction. All target compounds I were evaluated against pinewood nematodes B. xylophilus and root-knot nematodes M. incognita. Good lethal rate (75%) for I [R = 5-Cl, R1= Me, R2 = tert-butyl] and serious nervous curl effect against pinewood nematodes B. xylophilus for I [R = H, R1= Me, R2 = tert-butyl] were observed at 10 mg/l. The inhibition activities of I [R = H, R1= Me, R2 = 2-MeOC6H4, etc.] against root-knot nematodes M. incognita were 84% at 160 mg/l and 60% at 20 mg/l for in-vitro test and test tube test, resp. In the experiment, the researchers used many compounds, for example, 3-Chlorobenzylchloride(cas: 620-20-2Safety of 3-Chlorobenzylchloride)

3-Chlorobenzylchloride(cas: 620-20-2) has been used in the reaction of 3-methoxybenzyl chloride and ethyl 4-bromobenzoate in pure water, using zinc dust and a Pd catalyst.Safety of 3-Chlorobenzylchloride

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

In 2004,Bulletin of the Faculty of Pharmacy (Cairo University) included an article by El-Shemy, Khaled; El-Badry, Ossama; Roshdy, Sameha; El-Enany, Mervat. Product Details of 66662-48-4. The article was titled 《Synthesis of certain novel pyridothiopyranoindazoles as potential DNA intercalators in cancer chemotherapy》. The information in the text is summarized as follows:

A series of 5-chloro-8,10-dimethyl-2-(aminoethyl)pyrido[3′,2′:5,6]thiopyrano[4,3,2-cd]indazole, e.g., I, was obtained by reacting 5-chloro-8,10-dimethyl-2-(2-chloroethyl)pyrido[3′,2′:5,6]thiopyrano[4,3,2-cd]indazole with certain primary or secondary amines. The in vitro cytotoxic effect of selected samples of the synthesized compounds were also achieved. The two synthesized series have structural relationship to certain anthrapyrazoles and benzothiopyranoindazoles which have been reported as potent antitumor agents. The experimental process involved the reaction of 2-Chloro-4,6-dimethylnicotinic acid(cas: 66662-48-4Product Details of 66662-48-4)

2-Chloro-4,6-dimethylnicotinic acid(cas: 66662-48-4) belongs to pyridine. Pyridine, its benzo and pyridine-based compounds play diverse roles in organic chemistry. As ligands, solvents, and catalysts they facilitate reactions; thus descriptions of these new ligands and their applications abound each year.Product Details of 66662-48-4

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

de Vasconcelos, Alana; Zulian Boeira, Ana Julia; Drawanz, Bruna Bento; Pedra, Nathalia Stark; Bona, Natalia Pontes; Stefanello, Francieli Moro; Cunico, Wilson published an article in Medicinal Chemistry (Sharjah, United Arab Emirates). The title of the article was 《2,4-Thiazolidinedione as Precursor to the Synthesis of Compounds with Anti-glioma Activities in C6 and GL261 Cells》.HPLC of Formula: 620-20-2 The author mentioned the following in the article:

Thiazolidinediones (TZDs) represent an important class of heterocyclic compounds that have versatile biol. activities, including anticancer activity. Glioma is one of the most common primary brain tumors, and it is responsible for most of the deaths caused by primary brain tumors. In the present work, 2,4-thiazolidinediones were synthesized via a multicomponent microwave one-pot procedure. The cytotoxicity of compounds was analyzed in vitro using rat (C6) and mouse (GL261) glioblastoma cell lines and primary cultures of astrocytes. This study aims to synthesize and characterize 2,4-thiazolidinediones and evaluate their antitumor activity. TZDs were synthesized from three components: 2,4-thiazolidinedione, arene-aldehydes, and aryl chlorides. The reactions were carried out inside a microwave and monitored using thinlayer chromatog. (TLC). Compounds were identified and characterized using gas chromatog. coupled to mass spectrometry (CG-MS) and hydrogen (1H-NMR) and carbon NMR spectroscopy (13C-NMR). The antitumor activity was analyzed using the 3-(4,5- dimethyl)-2,5-diphenyltetrazolium bromide (MTT) reduction test, in which cell viability was verified in the primary cultures of astrocytes and in rat and mouse glioblastoma cells exposed to the synthesized compounds The cytotoxicity of all derivatives was analyzed at the 100 μM concentration, both in astrocytes and in the mouse and rat glioblastoma cell lines. The compounds that showed the best results, 4CI and 4DI, were also tested at concentrations 25, 50, 100, 175, and 250 μM to obtain the IC50. Seventeen TZD derivatives were easily obtained through one-pot reactions in 40 min with yields ranging from 12% to 49%. All compounds were cytotoxic to both glioblastoma cell lines without being toxic to the astrocyte primary cell line at 100 μM, thus demonstrating a selective activity. Compounds 4CI and 4DI showed the best results in the C6 cells: IC50 of 28.51 μM and 54.26 μM, resp. The compounds were not cytotoxic in astrocyte culture, demonstrating selectivity for malignant cells. Changes in both rings are important for anti-glioma activity in the cell lines tested. TZD 4CI had the best anti-glioma activity. The experimental process involved the reaction of 3-Chlorobenzylchloride(cas: 620-20-2HPLC of Formula: 620-20-2)

3-Chlorobenzylchloride(cas: 620-20-2) has been used in the reaction of 3-methoxybenzyl chloride and ethyl 4-bromobenzoate in pure water, using zinc dust and a Pd catalyst.HPLC of Formula: 620-20-2

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

The author of 《Selective hydrogenation of α,β-unsaturated carbonyl compounds on silica-supported copper nanoparticles》 were Mendes-Burak, Jorge; Ghaffari, Behnaz; Coperet, Christophe. And the article was published in Chemical Communications (Cambridge, United Kingdom) in 2019. Safety of Ethyl 3-(4-chlorophenyl)propanoate The author mentioned the following in the article:

Silica-supported copper nanoparticles prepared via surface organometallic chem. are highly efficient for the selective hydrogenation of various α,β-unsaturated carbonyl compounds yielding the corresponding saturated esters, ketones, and aldehydes in the absence of additives. High conversions and selectivities (>99%) are obtained for most substrates upon hydrogenation at 100-150 °C and under 25 bar of H2. In the experiment, the researchers used many compounds, for example, Ethyl 3-(4-chlorophenyl)propanoate(cas: 7116-36-1Safety of Ethyl 3-(4-chlorophenyl)propanoate)

Ethyl 3-(4-chlorophenyl)propanoate(cas: 7116-36-1) belongs to organochlorine compounds. The wide structural variety and divergent chemical properties of organochlorides lead to a broad range of names, applications, and properties.Safety of Ethyl 3-(4-chlorophenyl)propanoate Aliphatic organochlorides are often alkylating agents as chlorine can act as a leaving group, which can result in cellular damage.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

《Crystal structure and anti-inflammatory activity of (3E,5E)-1-((4-chlorophenyl)sulfonyl)-3-(pyridin-4-ylmethylene)-5-(2-(trifluoromethyl)benzylidene)piperidin-4-one, C25H18ClF3N2O3S》 was published in Zeitschrift fuer Kristallographie – New Crystal Structures in 2020. These research results belong to Zhou, Yan-Qiu; Hou, Gui-Ge; Meng, Qing-Guo; Hou, Yun. Safety of 4-Chlorobenzenesulfonyl chloride The article mentions the following:

C25H18ClF3N2O3S, monoclinic, P21/n (number 14), a = 9.9087(5) Å, b = 21.7843(10) Å, c = 10.2512(6) Å, β = 94.749(5)°, V = 2205.2(2) Å3, Z = 4, Rgt(F) = 0.0448, wRref(F2) = 0.1028, T = 100 K. CCDC number: 1868651. 2-(Trifluoromethy)benzaldehyde (1.74 g, 10.0 mmol), 4-pyridinecarboxaldehyde (1.07 g, 10.0 mmol) and 4-piperidone hydrate hydrochloride (1.35 g, 10.0 mmol) were dissolved in dilute acetic acid (25 mL). This mixture was passed through by dry HCL gas for 30 min. After stirring at room temperature for about 24 h (monitored by thin layer chromatog. (TLC)), the precipitate was collected and washed with cold acetone. The precipitates were added into 100 mL water, and then aqueous Na2CO3 solution was added until the pH value was adjusted to about 7. The precipitates were filtered, subsequently washed by water, and purified on silica gel by column using methanol/petroleum ether/EtOAc (1:10:10, volume/volume/v) as the eluent to afford a yellow intermediate. Next, the intermediate (0.69 g, 2.0 mmol), and 4-chlorobenzenesulfonyl chloride (0.46 g, 2.2 mmol) were dissolved in dichloromethane (50 mL). Two drops of pyridine were added. After stirring for about 6 h at room temperature, the precipitate was collected, washed with water and recrystallized from dichloromethane/methanol (1:1, volume/volume) to get light yellow crystals of the title compound In the experiment, the researchers used 4-Chlorobenzenesulfonyl chloride(cas: 98-60-2Safety of 4-Chlorobenzenesulfonyl chloride)

4-Chlorobenzenesulfonyl chloride(cas: 98-60-2) belongs to organochlorine compounds. Many organochlorine compounds have been isolated from natural sources ranging from bacteria to humans. Chlorinated organic compounds are found in nearly every class of biomolecules and natural products including alkaloids, terpenes, amino acids, flavonoids, steroids, and fatty acids. Safety of 4-Chlorobenzenesulfonyl chloride

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics