Category: chlorides-buliding-blocks

4-4-(Anilinomethyl)-3-[4-(trifluoromethyl)phenyl]-1H-pyrazol-1-ylbenzoic acid derivatives as potent anti-gram-positive bacterial agents was written by Hansa, Raj KC.;Khan, M. M. K.;Frangie, M. M.;Gilmore, D. F.;Shelton, R. S.;Savenka, A. V.;Basnakian, A. G.;Shuttleworth, S. L.;Smeltzer, M. S.;Alam, M. A.. And the article was included in European Journal of Medicinal Chemistry in 2021.Computed Properties of C6H4ClF2N This article mentions the following:

A collection of potent antimicrobials consisting of novel 1,3-bis-benzoic acid and trifluoromethyl Ph derived pyrazoles I [R = HO(O)C, F₃C; R¹ = Ph, 3-bromophenyl, 5-iodopyridin-2-yl, etc.] was synthesized and tested for antibacterial activity. The majority of trifluoromethyl Ph derivatives are highly potent growth inhibitors of Gram-pos. bacteria and showed low toxicity to human cultured cells. In particular, two compounds I [R = F₃C; R¹ = 3-fluoro-5-(trifluoromethyl)phenyl, 3,5-dichloro-4-fluorophenyl] were selected for addnl. studies. These compounds were highly effective against Staphylococcus aureus as shown by a low min. inhibitory concentration (MIC), a bactericidal effect in time-kill assays, moderate inhibition of biofilm formation as well as biofilm destruction and a bactericidal effect against stationary phase cells representing non-growing persister cells. Multistep resistance assays showed a very low tendency for S. aureus and Enterococcus faecalis to develop resistance through mutation. Addnl., in vivo mouse model studies showed no harmful effects at doses up to 50 mg/kg using 14 blood plasma organ toxicity markers or TUNEL assay in liver and kidney. Investigations into the mode of action by performing macromol. synthesis inhibition studies showed a broad range of inhibitory effects, suggesting targets that have a global effect on bacterial cell function. In the experiment, the researchers used many compounds, for example, 3-Chloro-2,4-difluoroaniline (cas: 2613-34-5Computed Properties of C6H4ClF2N).

3-Chloro-2,4-difluoroaniline (cas: 2613-34-5) belongs to organic chlorides. Organic chlorides can cause corrosion in pipelines, valves and condensers, and cause catalyst poisoning. The hydrocarbon processing industry (HPI) and others are affected by damage caused by these substances. Aliphatic organochlorides are often alkylating agents as chlorine can act as a leaving group, which can result in cellular damage.Computed Properties of C6H4ClF2N

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

Eco-friendly construction of spiroquinazolin-2-(thi)ones and quinolin-(thio)ureas via Fe(III)-catalyzed multi-component domino double [4 + 2] annulations was written by Pan, Zhentao;Shi, Shuaijun;Yang, Xuancheng;Xiao, Xuqiong;Zhang, Wangqin;Wang, Shiliang;Ma, Yongmin. And the article was included in Green Chemistry in 2021.Quality Control of 2,4-Dichlorophenylisothiocyanate This article mentions the following:

An unprecedented eco-friendly multi-component domino approach for the synthesis of novel spiroquinazolin-2-(thi)ones I (X = O, S; R = H, Me; R¹ = Me, Et; R² = n-Pr, 4-fluorophenyl, 4-(ethoxycarbonyl)benzen-1-yl, etc.) and quinolin-(thio)ureas II (R³ = i-Pr, 2,4-dichlorophenyl, naphthalen-1-yl, etc.) is described. The protocol proceeds via domino double [4+2] annulations and features an eco-benign catalyst and solvent, simple starting materials, high atom-economy, H₂O as the sole byproduct and a simple work-up procedure. In the experiment, the researchers used many compounds, for example, 2,4-Dichlorophenylisothiocyanate (cas: 6590-96-1Quality Control of 2,4-Dichlorophenylisothiocyanate).

2,4-Dichlorophenylisothiocyanate (cas: 6590-96-1) belongs to organic chlorides. Organic chlorides can cause corrosion in pipelines, valves and condensers, and cause catalyst poisoning. The hydrocarbon processing industry (HPI) and others are affected by damage caused by these substances. Alkanes and aryl alkanes may be chlorinated under free radical conditions, with UV light. However, the extent of chlorination is difficult to control.Quality Control of 2,4-Dichlorophenylisothiocyanate

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

Imidazole assisted molecular-scale regulation of polyamide for preparing reverse osmosis membrane with enhanced water permeance was written by Fei, Zhaohui;Jiang, Chi;Li, Mengxin;Hou, Yingfei. And the article was included in Journal of Environmental Chemical Engineering in 2022.Synthetic Route of C9H3Cl3O3 This article mentions the following:

The development of reverse osmosis (RO) technol. is still hindered by many obstacles, especially the low water permeance of RO membrane. Herein, an interfacial polymerization regulated by N-acyl imidazole chem. was proposed to fabricate high permeance RO membranes. The improvement of membrane performance was achieved by simply adding 2-methylimidazole (Hmim) into aqueous phase. More angstrom-scale free volume elements, which acted as water mol. transport channels, were formed in the polyamide separation layer due to the reaction and hydrolysis of Hmim. As a result, a substantial increase in water permeance was achieved while maintaining high NaCl rejection. In addition, more carboxylic acid groups were formed on the membrane surface due to the hydrolysis of N-acyl imidazole, thereby imparting higher hydrophilicity and anti-fouling properties to the membrane. With the addition of 1.5 weight/weight% Hmim, the water permeance of the prepared RO membrane was improved to 4.4 L m^-2 h^-1 bar^-1, nearly 4.5 times compared to the control group, while maintaining a high NaCl rejection of above 98%, thus successfully overcoming the permeability-selectivity trade-off limit. This work paves a new idea for the development of additives in the preparation of RO membranes. In the experiment, the researchers used many compounds, for example, Trimesoylchloride (cas: 4422-95-1Synthetic Route of C9H3Cl3O3).

Trimesoylchloride (cas: 4422-95-1) belongs to organic chlorides. Organochlorines are organic compounds having multiple chlorine atoms. They were the first synthetic pesticides that were used in agriculture. They are resistant to most microbial and chemical degradations. Alkyl chlorides are versatile building blocks in organic chemistry. While alkyl bromides and iodides are more reactive, alkyl chlorides tend to be less expensive and more readily available.Synthetic Route of C9H3Cl3O3

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

Impairment of the gut health in Danio rerio exposed to triclocarban was written by Yan, Zhenguang;Du, Jinzhe;Zhang, Tianxu;Sun, Qianhang;Sun, Binbin;Zhang, Yan;Li, Shuo. And the article was included in Science of the Total Environment in 2022.Electric Literature of C13H9Cl3N2O This article mentions the following:

Triclocarban (TCC) is the principal component in personal and health care products because it is a highly effective, broad-spectrum, and safe antibacterial agent. TCC has recently been discovered in aquatic creatures and has been shown to constitute a health danger to aquatic animals. Although several studies have looked into the toxicol. effects of TCC on a variety of aquatic animals from algae to fish, the possible gut-toxicity mol. pathway in zebrafish has never been thoroughly explored. We investigated the gut-toxic effects of TCC on zebrafish by exposing them to different TCC concentrations (100 and 1000μg/L) for 21 days. We discovered for the first time that the MAPK and TLR signaling pathways related to gut diseases were significantly altered, and inflammation (up-regulation of TNF-α, IL-6, and IL-1β) caused by TCC was confirmed to be largely mediated by the aryl hydrocarbon receptor (AHR) and its related cytokines. This was found using the results of qPCR, a transcriptome anal., and mol. docking (AHR, AHRR, CYP1A1 and CYP1B1). Furthermore, high-throughput 16S rDNA sequencing demonstrated that TCC exposure reduced the bacterial diversity and changed the gut microbial composition, with the primary phyla Fusobacteria and Proteobacteria, as well as the genera Cetobacterium and Rhodobacteraceae, being the most affected. TCC exposure also caused damage to the gut tissue, including an increase in the number of goblet cells and a reduction in the height of the columnar epithelium and the thickness of the muscular layer, as shown by hematoxylin and eosin staining. Our findings will aid in understanding of the mechanism TCC-induced aquatic toxicity in aquatic species. In the experiment, the researchers used many compounds, for example, 1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl)urea (cas: 101-20-2Electric Literature of C13H9Cl3N2O).

1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl)urea (cas: 101-20-2) belongs to organic chlorides. Organochlorines are organic compounds having multiple chlorine atoms. They were the first synthetic pesticides that were used in agriculture. They are resistant to most microbial and chemical degradations. The haloform reaction, using chlorine and sodium hydroxide, is also able to generate alkyl halides from methyl ketones, and related compounds. Chloroform was formerly produced thus.Electric Literature of C13H9Cl3N2O

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

Chiral Imidodiphosphoric Acid-Catalyzed Highly Diastereo- and Enantioselective Synthesis of Poly-Substituted 3,4-Dihydro-2H-pyrans: [4 + 2] Cycloadditions of β,γ-Unsaturated α-Ketoesters and 3-Vinylindoles was written by Guan, Xu-Kai;Liu, Guo-Feng;An, Dong;Zhang, Heng;Zhang, Suo-Qin. And the article was included in Organic Letters in 2019.Safety of 1-(Chloromethyl)-3-methylbenzene This article mentions the following:

Imidodiphosphoric acids were employed to catalyze inverse-electron-demand hetero-Diels-Alder reaction of β,γ-unsaturated α-ketoesters and 3-vinylindoles. A series of optically active 3,4-dihydro-2H-pyran derivatives with three contiguous stereogenic centers was synthesized in excellent yields (70-99%), diastereoselectivities (>20:1), and enantioselectivities (73-99%). The resulting indole containing 3,4-dihydro-2H-pyran could be converted to tetrahydropyran derivatives, which appear in several biol. active compounds by simple hydrogenation reduction In the experiment, the researchers used many compounds, for example, 1-(Chloromethyl)-3-methylbenzene (cas: 620-19-9Safety of 1-(Chloromethyl)-3-methylbenzene).

1-(Chloromethyl)-3-methylbenzene (cas: 620-19-9) belongs to organic chlorides. An organic chloride is an organic compound containing at least one covalently bonded atom of chlorine. Their wide structural variety and divergent chemical properties lead to a broad range of names and applications. Alkanes and aryl alkanes may be chlorinated under free radical conditions, with UV light. However, the extent of chlorination is difficult to control.Safety of 1-(Chloromethyl)-3-methylbenzene

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

Catalytic Cycloisomerization-Fluorination Sequence of N-Propargyl Amides by Iodoarene/HF.Pyridine/Selectfluor Systems was written by Asari, Naoki;Takemoto, Yusuke;Shinomoto, Yukino;Yagyu, Takuma;Yoshimura, Akira;Zhdankin, Viktor V.;Saito, Akio. And the article was included in Asian Journal of Organic Chemistry in 2016.Reference of 1711-11-1 This article mentions the following:

As a first example for metal-free and catalytic fluorinative transformations of alkynes, a cycloisomerization-fluorination sequence of N-propargyl amides catalyzed by iodine(III) species was developed. The iodine(III) catalyst was in-situ generated from iodoarene as a precatalyst with Selectfluor as a fluorinating oxidant in the presence of HF·pyridine. In the experiment, the researchers used many compounds, for example, 3-Cyanobenzoyl chloride (cas: 1711-11-1Reference of 1711-11-1).

3-Cyanobenzoyl chloride (cas: 1711-11-1) belongs to organic chlorides. Organochlorines stimulate the central nervous system and cause convulsions, tremor, nausea, and mental confusion. Examples are dichlorodiphenyltrichloroethane (DDT), chlordane, lindane, endosulfan, and dieldrin. Alkyl chlorides are versatile building blocks in organic chemistry. While alkyl bromides and iodides are more reactive, alkyl chlorides tend to be less expensive and more readily available.Reference of 1711-11-1

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

Antibacterial alkylguanidino ureas: Molecular simplification approach, searching for membrane-based MoA was written by D′Agostino, Ilaria;Ardino, Claudia;Poli, Giulio;Sannio, Filomena;Lucidi, Massimiliano;Poggialini, Federica;Visaggio, Daniela;Rango, Enrico;Filippi, Silvia;Petricci, Elena;Visca, Paolo;Botta, Lorenzo;Docquier, Jean-Denis;Dreassi, Elena. And the article was included in European Journal of Medicinal Chemistry in 2022.Synthetic Route of C19H15Cl This article mentions the following:

The ever-faster rise of antimicrobial resistance (AMR) represents a major global Public Health challenge. New chem. entities with innovative Modes of Action (MoAs) are thus desirable. We recently reported the development of a novel class of broad-spectrum bactericidal agents, the AlkylGuanidino Ureas (AGU). Due to their polycationic structure, they likely target bacterial membranes. In order to better understand their MoA, we synthesized a library of AGU derivatives by structural simplification of selected hit compounds and developed specific assays based on membrane models by means of both anal. and computational techniques. Cell-based assays provided exptl. evidence that AGUs disrupt bacterial membranes without showing hemolytic behavior. Hence, we herein report a thorough chem. and biol. characterization of a new series of AGUs obtained through mol. simplification, allowing the rational design of potent antibacterial compounds active on antibiotic-resistant strains. In the experiment, the researchers used many compounds, for example, (Chloromethanetriyl)tribenzene (cas: 76-83-5Synthetic Route of C19H15Cl).

(Chloromethanetriyl)tribenzene (cas: 76-83-5) belongs to organic chlorides. Organic chlorides are compounds containing a carbon-chlorine bond, which are widely used in the oil field as a wax dissolver. Aliphatic organochlorides are often alkylating agents as chlorine can act as a leaving group, which can result in cellular damage.Synthetic Route of C19H15Cl

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

Group IB organometallic chemistry. 20. The role of mixed organocopper cluster compounds RnR’mCun+m in selective carbon-carbon coupling reactions of 2- and 4-(dimethylamino)phenylcopper with copper arylacetylides was written by Van Koten, Gerard;Ten Hoedt, Richard W. M.;Noltes, Jan G.. And the article was included in Journal of Organic Chemistry in 1977.Application In Synthesis of 2-Chloro-N,N-dimethylaniline This article mentions the following:

The 1:1 interaction of ArnCun (Ar = 2-Me2NC6H4) with CuCCR (R = Ph, 4-MeC6H4, 2,4-xylyl, mesityl, 4-ClC6H4, 4-MeCC6H4, 4-O2NC6H4 in DMF at 125° affords the asym. cross-coupling products ArCCR in almost quant. yield. These reactions involve the intermediate formation of well-defined mixed organocopper cluster species Ar4Cu6(CCR)2. In the experiment, the researchers used many compounds, for example, 2-Chloro-N,N-dimethylaniline (cas: 698-01-1Application In Synthesis of 2-Chloro-N,N-dimethylaniline).

2-Chloro-N,N-dimethylaniline (cas: 698-01-1) belongs to organic chlorides. Chlorination modifies the physical properties of hydrocarbons in several ways. These compounds are typically denser than water due to the higher atomic weight of chlorine versus hydrogen. Alkyl chlorides readily react with amines to give substituted amines. Alkyl chlorides are substituted by softer halides such as the iodide in the Finkelstein reaction.Application In Synthesis of 2-Chloro-N,N-dimethylaniline

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

A visit to Wittig and arsa-Wittig reactions was written by Birzan, Liviu;Cristea, Mihaela;Tecuceanu, Victorita;Draghici, Constantin;Hanganu, Anamaria;Razus, Alexandru C.. And the article was included in Revista de Chimie (Bucharest, Romania) in 2020.Related Products of 620-19-9 This article mentions the following:

Some considerations regarding the mechanism of arsa-Wittig condensation have been supplemented with the synthesis of compounds substituted with the nitro to Ph and various alkyl groups to the azulene moiety. For several unknown meta-substituted 1-styrylazulenes Wittig synthesis was used. The obtained products were completely characterized. A look at the behavior of the products in NMR and UV-Vis spectrometry was taken. In the experiment, the researchers used many compounds, for example, 1-(Chloromethyl)-3-methylbenzene (cas: 620-19-9Related Products of 620-19-9).

1-(Chloromethyl)-3-methylbenzene (cas: 620-19-9) belongs to organic chlorides. Organic chlorides can be used in production of: PVC, pesticides, chloromethane, teflon, insulators. Aliphatic organochlorides are often alkylating agents as chlorine can act as a leaving group, which can result in cellular damage.Related Products of 620-19-9

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

A novel series of arylsulfonylthiophene-2-carboxamidine inhibitors of the complement component C1s was written by Subasinghe, Nalin L.;Travins, Jeremy M.;Ali, Farah;Huang, Hui;Ballentine, Shelley K.;Marugan, Juan Jose;Khalil, Ehab;Hufnagel, Heather R.;Bone, Roger F.;DesJarlais, Renee L.;Crysler, Carl S.;Ninan, Nisha;Cummings, Maxwell D.;Molloy, Christopher J.;Tomczuk, Bruce E.. And the article was included in Bioorganic & Medicinal Chemistry Letters in 2006.Safety of 2-(Chloromethyl)-1,3-difluorobenzene This article mentions the following:

Inhibiting the classical pathway of complement activation by attenuating the proteolytic activity of the serine protease C1s is a potential strategy for the therapeutic intervention in disease states such as hereditary angioedema, ischemia-reperfusion injury, and acute transplant rejection. A series of (arylsulfonyl)-2-thiophene carboxamidine inhibitors of C1s were synthesized and evaluated for C1s inhibitory activity. A potent compound, 4-[[7-bromo-1-[(2,5-difluorophenyl)methyl]-1H-benzimidazol-5-yl]sulfonyl]-5-(methylthio)-2-thiophene-carboximidamide, had a K_i of 10 nM and >1000-fold selectivity over uPA, tPA, FX_a, thrombin, and plasmin. In the experiment, the researchers used many compounds, for example, 2-(Chloromethyl)-1,3-difluorobenzene (cas: 697-73-4Safety of 2-(Chloromethyl)-1,3-difluorobenzene).

2-(Chloromethyl)-1,3-difluorobenzene (cas: 697-73-4) belongs to organic chlorides. Organochlorines stimulate the central nervous system and cause convulsions, tremor, nausea, and mental confusion. Examples are dichlorodiphenyltrichloroethane (DDT), chlordane, lindane, endosulfan, and dieldrin. Aryl chlorides may be prepared by the Friedel-Crafts halogenation, using chlorine and a Lewis acid catalyst.Safety of 2-(Chloromethyl)-1,3-difluorobenzene

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