Month: October 2022

Xu, Shicheng; Guo, Anping; Chen, Nan-nan; Dai, Wei; Yang, Huan-aoyu; Xie, Wenqin; Wang, Mengjie; You, Qi-Dong; Xu, Xiao-Li published an article in 2021. The article was titled 《Design and synthesis of Grp94 selective inhibitors based on Phe199 induced fit mechanism and their anti-inflammatory effects》, and you may find the article in European Journal of Medicinal Chemistry.Category: alcohols-buliding-blocks The information in the text is summarized as follows:

Glucose-regulated protein 94 (Grp94), a member of the Heat shock protein 90 (Hsp90) family, is implicated in many human diseases, including cancer, neurodegeneration, inflammatory, and infectious diseases. Here, we describe our effort to design and develop a new series of Grp94 inhibitors based on Phe199 induced fit mechanism. Using an alkynyl-containing inhibitor as a starting point, we developed compound 4 (I), which showed potent inhibitory activity toward Grp94 in a fluorescence polarization-based assay. With improved physicochem. properties and suitable pharmacokinetic properties, compound 4 was advanced into in vivo bioactivity evaluation. In a dextran sulfate sodium (DSS)-induced mouse model of ulcerative colitis (UC), compound 4 showed anti-inflammatory property and reduced the levels of pro-inflammatory cytokines (TNF-α and IL-6). Together, these findings provide evidence that this approach may be promising for further Grp94 drug development efforts. In the experimental materials used by the author, we found trans-4-Aminocyclohexanol(cas: 27489-62-9Category: alcohols-buliding-blocks)

trans-4-Aminocyclohexanol(cas: 27489-62-9) belongs to anime. Large quantities of aliphatic amines are made synthetically. The most widely used industrial method is the reaction of alcohols with ammonia at a high temperature, catalyzed by metals or metal oxide catalysts (e.g., nickel or copper). Mixtures of primary, secondary, and tertiary amines are thereby produced.Category: alcohols-buliding-blocks

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Xiong, Jinfeng; Tan, Songwei; Yu, Long; Shen, Hui; Qu, Shen; Zhang, Chong; Ren, Ci; Zhu, Da; Wang, Hui published an article in 2021. The article was titled 《E7-Targeted Nanotherapeutics for Key HPV Afflicted Cervical Lesions by Employing CRISPR/Cas9 and Poly (Beta-Amino Ester)》, and you may find the article in International Journal of Nanomedicine.SDS of cas: 13325-10-5 The information in the text is summarized as follows:

Persistent HR-HPV (high-risk human papillomavirus) infection is the main cause of cervical cancer. The HPV oncogene E7 plays a key role in HPV tumorigenesis. At present, HPV preventive vaccines are not effective for patients who already have a cervical disease, and implementation of the recommended regular cervical screening is difficult in countries and regions lacking medical resources. Therefore, patients need medications to treat existing HPV infections and thus block the progression of cervical disease. In this study, we developed nanoparticles (NPs) composed of the non-viral vector PBAE546 and a CRISPR/Cas9 recombinant plasmid targeting HPV16 E7 as a vaginal treatment for HPV infection and related cervical malignancies. Our NPs showed low toxicity and high biol. safety both in vitro (cell line viability) and in vivo (various important organs of mice). Our NPs significantly inhibited the growth of xenograft tumors derived from cervical cancer cell lines in nude mice and significantly reversed the cervical epithelial malignant phenotype of HPV16 transgenic mice. Our NPs have great potential to be developed as a drug for the treatment of HPV-related cervical cancer and precancerous lesions. After reading the article, we found that the author used 4-Aminobutan-1-ol(cas: 13325-10-5SDS of cas: 13325-10-5)

4-Aminobutan-1-ol(cas: 13325-10-5) is used in the synthesis of NSAIDs with anti-inflammatory properties. Also used in the synthesis of polyamine transport ligands with specificity against human cancers allowing easy access to specific cancer cells.SDS of cas: 13325-10-5

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Bellenie, Benjamin R.; Hall, Edward; Bruce, Ian; Spendiff, Matthew; Culshaw, Andrew; McDonald, Sarah; Ambarkhane, Ameet; Chinn, Colin; Thomas, Matthew; Rosner, Elisabeth; Bracher, Marguerite; Nicklin, Paul; Marshall, Stephen; Coote, Julie; Cullen, Eva; Tessier, Clemence; Wuersch, Kuno; Lal, Ajay; Wallis, Gillian; Hollingworth, Gregory J.; Neef, James published an article in 2021. The article was titled 《Discovery and Toxicological Profiling of Aminopyridines as Orally Bioavailable Selective Inhibitors of PI3-Kinase γ》, and you may find the article in Journal of Medicinal Chemistry.Reference of trans-4-Aminocyclohexanol The information in the text is summarized as follows:

Using a novel physiol. relevant in vitro human whole blood neutrophil shape change assay, an aminopyrazine series of selective PI3Kγ inhibitors was identified and prioritized for further optimization. Severe solubility limitations associated with the series leading to low oral bioavailability and poor exposures, especially at higher doses, were overcome by moving to an aminopyridine core. Compound 33, with the optimal balance of on-target activity, selectivity, and pharmacokinetic parameters, progressed into in vivo studies and demonstrated good efficacy (10 mg/kg) in a rat model of airway inflammation. Sufficient exposures were achieved at high doses to support toxicol. studies, where unexpected inflammatory cell infiltrates in cardiovascular tissue prevented further compound development. In addition to this study using trans-4-Aminocyclohexanol, there are many other studies that have used trans-4-Aminocyclohexanol(cas: 27489-62-9Reference of trans-4-Aminocyclohexanol) was used in this study.

trans-4-Aminocyclohexanol(cas: 27489-62-9) belongs to anime. Halogenation, in which one or more hydrogen atoms of an amine is replaced by a halogen atom, occurs with chlorine, bromine, and iodine, as well as with some other reagents, notably hypochlorous acid (HClO). With primary amines the reaction proceeds in two stages, producing N-chloro- and N,N-dichloro-amines, RNHCl and RNCl2, respectively. With tertiary amines, an alkyl group may be displaced by a halogen.Reference of trans-4-Aminocyclohexanol

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

In 2022,Mittal, Rupali; Awasthi, Satish Kumar published an article in ACS Sustainable Chemistry & Engineering. The title of the article was 《Bimetallic Oxide Catalyst for the Dehydrogenative Oxidation Reaction of Alcohols: Practical Application in the Synthesis of Value-Added Chemicals》.Synthetic Route of C6H7NO The author mentioned the following in the article:

This work demonstrates the preparation of zinc cobalt oxide materials (ZCO-1, ZCO-2, and ZCO-3) via thermal annealing of novel zinc cobalt acetate hydroxide precursors prepared in three different Co/Zn molar ratios (2:1, 1:1, and 1:2). Among these, the ZCO-1 sample displayed superior catalytic activity for the dehydrogenative oxidation of alcs. to carboxylic acids, exhibiting wide substrate applicability and high yield output with concomitant evolution of hydrogen gas (latent fuel) under oxidant-free conditions. The high catalytic activity of ZCO-1 can be accredited to synergistic effects arising from a balanced molar ratio of Co/Zn (2:1), which led to the formation of pure spinel-structured zinc cobalt oxide and a sufficiently high surface area capable of furnishing copious active sites, resulting in faster reaction kinetics and higher productivity. Moreover, the practical utility of the current protocol was displayed via ZCO-1-catalyzed gram-scale synthesis of value-added chems. like nicotinic acid, terephthalic acid, and succinic acid. In the part of experimental materials, we found many familiar compounds, such as 3-Pyridinemethanol(cas: 100-55-0Synthetic Route of C6H7NO)

3-Pyridinemethanol(cas: 100-55-0) belongs to pyridine. Pyridine’s structure is isoelectronic with that of benzene, but its properties are quite different. Pyridine is completely miscible with water, whereas benzene is only slightly soluble. Like all hydrocarbons, benzene is neutral (in the acid–base sense), but because of its nitrogen atom, pyridine is a weak base.Synthetic Route of C6H7NO

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

In 2022,Li, Xue-Lian; Wu, Dong-En; Qiao, Qiwei; Guo, Qing-Hui; Cai, Yu-Jie published an article in Journal of the Iranian Chemical Society. The title of the article was 《The isomeric effect on structure and photophysical property of organic fluorescent material: synthesis, structures, and photophysical properties of two novel D-π-π-A prototype fluorescent material》.Recommanded Product: 3,5-Dihydroxybenzaldehyde The author mentioned the following in the article:

Two novel D-π-π-A prototype organic fluorescent compounds, namely (E)-2-(3-([1,1′-biphenyl]-4-yl)-1-(naphthalen-2-yl)allylidene)malononitrile (3-BNM) and (E)-2-(1-([1,1′-biphenyl]-4-yl)-3-(naphthalen-2-yl)allylidene)malononitrile (1-BNM) were synthesized to examine the isomeric effect on their structures and photophys. properties. The results indicated that 3-BNM and 1-BNM display different crystal packing and optical properties, because of the differences in substitution position. 3-BNM mols. packed into a 2D layer structure, while a 2D layer structure was formed in 1-BNM. Compared to that of 1-BNM, red-shifted emissions were observed in the crystal and dilute solution of 3-BNM. The structure-property relationship of the two isomers showed that it is the differences in electronic structures that lead to their different emission behaviors. The obvious isomeric effect indicated that subtle manipulation of substitution position is indeed a feasible and efficient way for tuning the structures and photophys. properties of D-π-π-A prototype organic fluorescent materials. The experimental process involved the reaction of 3,5-Dihydroxybenzaldehyde(cas: 26153-38-8Recommanded Product: 3,5-Dihydroxybenzaldehyde)

3,5-Dihydroxybenzaldehyde(cas: 26153-38-8) is used as a building block in the synthesis of more complex structures. It is also used in the synthesis of terbutaline, which is an important bronchodilator.Recommanded Product: 3,5-Dihydroxybenzaldehyde

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

In 2022,Cleveland, Jacob W.; Choi, Ji Il; Sekiya, Ryoh-Suke; Cho, Jinwon; Moon, Hyun June; Jang, Seung Soon; Jones, Christopher W. published an article in ACS Applied Materials & Interfaces. The title of the article was 《Cooperativity in the Aldol Condensation Using Bifunctional Mesoporous Silica-Poly(styrene) MCM-41 Organic/Inorganic Hybrid Catalysts》.Synthetic Route of C6H12O The author mentioned the following in the article:

This work explores the efficacy of silica/organic hybrid catalysts, where the organic component is built from linear aminopolymers appended to the silica support within the support mesopores. Specifically, the role of mol. weight and polymer chain composition in amine-bearing atom transfer radical polymerization-synthesized poly(styrene-co-2-(4-vinylbenzyl)isoindoline-1,3-dione) copolymers is probed in the aldol condensation of 4-nitrobenzaldehyde and acetone. Controlled polymerization produces protected amine-containing poly(styrene) chains of controlled mol. weight and dispersity, and a grafting-to thiol-ene coupling approach followed by a phthalimide deprotection step are used to covalently tether and activate the polymer hybrid catalysts prior to the catalytic reactions. Site-normalized batch kinetics are used to assess the role of polymer mol. weight and chain composition in the cooperative catalysis. Lower-mol.-weight copolymers are demonstrated to be more active than catalysts built from only mol. organic components or from higher-mol.-weight chains. Mol. dynamics simulations are used to probe the role of polymer flexibility and morphol., whereby it is determined that higher-mol.-weight hybrid structures result in congested pores that inhibit active site cooperativity and the diffusivity of reagents, thus resulting in lower rates during the reaction.5-Hexen-1-ol(cas: 821-41-0Synthetic Route of C6H12O) was used in this study.

5-Hexen-1-ol(cas: 821-41-0) is a volatile organic compound. Further, it is used to prepare 6-bromo-hex-1-ene by reaction with phosphorus tribromide.Synthetic Route of C6H12O

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

In 2022,Liu, Xiaoyang; Bourret, Emmanuel; Noble, Cora A.; Cover, Kevin; Koenig, Ryan M.; Huang, Rong; Franklin, Hannah M.; Feng, Xu; Bodnar, Robert J.; Zhang, Fan; Tao, Chenggang; Sublett, D. Matthew Jr.; Dorn, Harry C.; Stevenson, Steven published an article in Journal of the American Chemical Society. The title of the article was 《Gigantic C120 Fullertubes: Prediction and Experimental Evidence for Isomerically Purified Metallic [5,5] C120-D5d(1) and Nonmetallic [10,0] C120-D5h(10766)》.Category: alcohols-buliding-blocks The author mentioned the following in the article:

We report the first exptl. characterization of isomerically pure and pristine C120 fullertubes, [5,5] C120-D5d(1) and [10,0] C120-D5h(10766). These new mols. represent the highest aspect ratio fullertubes isolated to date; for example, the prior largest empty cage fullertube was [5,5] C100-D5d(1). This increase of 20 carbon atoms represents a gigantic leap in comparison to three decades of C60-C90 fullerene research. Moreover, the [10,0] C120-D5d(10766) fullertube has an end-cap derived from C80-Ih and is a new fullertube whose C40 end-cap has not yet been isolated exptl. Theor. and exptl. analyses of anisotropic polarizability and UV-vis assign C120 isomer I as a [5,5] C120-D5d(1) fullertube. C120 isomer II matches a [10,0] C120-D5h(10766) fullertube. These structural assignments are further supported by Raman data showing metallic character for [5,5] C120-D5d(1) and nonmetallic character for C120-D5h(10766). STM imaging reveals a tubular structure with an aspect ratio consistent with a [5,5] C120-D5d(1) fullertube. With microgram quantities not amenable to crystallog., we demonstrate that DFT anisotropic polarizability, augmented by long-accepted exptl. analyses (HPLC retention time, UV-vis, Raman, and STM) can be synergistically used (with DFT) to down select, predict, and assign C120 fullertube candidate structures. From 10 774 math. possible IPR C120 structures, this anisotropic polarizability paradigm is quite favorable to distinguish tubular structures from carbon soot. Identification of isomers I and II was surprisingly facile, i.e., two purified isomers for two possible structures of widely distinguishing features. These metallic and nonmetallic C120 fullertube isomers open the door to both fundamental research and application development.3-Aminopropan-1-ol(cas: 156-87-6Category: alcohols-buliding-blocks) was used in this study.

3-Aminopropan-1-ol(cas: 156-87-6) belongs to anime. Aniline, ethanolamines, and several other amines are major industrial commodities used in making rubber, dyes, pharmaceuticals, and synthetic resins and fibres and for a host of other applications. Most of the numerous methods for the preparation of amines may be broadly divided into two groups: (1) chemical reduction (replacement of oxygen with hydrogen atoms in the molecule) of members of several other classes of organic nitrogen compounds and (2) reactions of ammonia or amines with organic compounds.Category: alcohols-buliding-blocks

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

In 2022,Han, Xiang-Bin; Zu, Hui-Yuan; Chai, Chao-Yang; Liang, Bei-Dou; Fan, Chang-Chun; Zhang, Wen published an article in Journal of Physical Chemistry Letters. The title of the article was 《cis/trans-Isomeric Cation Tuning Photoluminescence and Photodetection in 2D Perovskites》.Application of 27489-62-9 The author mentioned the following in the article:

Cationic components in the organic-inorganic hybrid perovskites (OIHPs) play an important role in the arrangement and tilting of the inorganic part that is responsible for semiconducting, luminescent, and photoelectronic properties. Herein, we report two 2D OIHP compounds, (cis-4ACHO)2(H3OBr)PbBr4 (1) and (trans-4ACHO)2(H3OCl)PbBr4 (2) (4ACHO = 4-aminocyclohexanol), showing both photoluminescence (PL) and photodetection (PD) that are tuned by the cis- and trans configurational isomerism of 4ACHO. Crystals of 1 and 2 exhibit similar packing structures but with different crystallog. symmetries. Compound 2 displays a broadband white-light emission with a higher PL efficiency (6.6%) than 1 (2.1%) that emits narrow band blue light while the PD property of 1 is better than 2 with a higher on/off ratio under the same conditions. The PL and PD of the two compounds show a seesaw relationship, which provides a new perspective for understanding the PL and PD properties in OIHPs. The experimental process involved the reaction of trans-4-Aminocyclohexanol(cas: 27489-62-9Application of 27489-62-9)

trans-4-Aminocyclohexanol(cas: 27489-62-9) belongs to anime. The methylamines occur in small amounts in some plants. Many polyfunctional amines (i.e., those having other functional groups in the molecule) occur as alkaloids in plants—for example, mescaline, 2-(3,4,5-trimethoxyphenyl)ethylamine; the cyclic amines nicotine, atropine, morphine, and cocaine; and the quaternary salt choline, N-(2-hydroxyethyl)trimethylammonium chloride, which is present in nerve synapses and in plant and animal cells.Application of 27489-62-9

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Category: alcohols-buliding-blocksIn 2021 ,《Discovery of fast-acting dual-stage antimalarial agents by profiling pyridylvinylquinoline chemical space via copper catalyzed azide-alkyne cycloadditions》 appeared in European Journal of Medicinal Chemistry. The author of the article were Huang, Guang; Solano, Claribel Murillo; Melendez, Joel; Yu-Alfonzo, Sabrina; Boonhok, Rachasak; Min, Hui; Miao, Jun; Chakrabarti, Debopam; Yuan, Yu. The article conveys some information:

The identity of fast-acting, multistage antimalarial agents, a series of pyridylvinylquinoline-triazole analogs I (R = pyrrolidin-1-yl, diethylamino, 4-methylpiperazin-1-yl, 1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl, etc.) and II (R1 = piperidin-1-yl, 2-(piperazin-1-yl)ethan-1-ol, 1H-pyrazol-1-yl, (5Z)-2,4-dioxo-5-(phenylmethylidene)-1,3-thiazolidin-3-yl, etc.; n = 1, 2) have been synthesized via CuAAC. Most of the compounds display significant inhibitory effect on the drug-resistant malarial Dd2 strain at low submicromolar concentrations Among the tested analogs, compound II (R1 = piperidin-1-yl; n = 2) is the most potent mol. with an EC50 value of 0.04 ± 0.01 mM. This study indicates that compound II (R1 = piperidin-1-yl; n = 2) is a fast-acting antimalarial compound and it demonstrates stage specific action at the trophozoite phase in the P. falciparum asexual life cycle. In addition, compound II (R1 = piperidin-1-yl; n = 2) is active against both early and late stage P. falciparum gametocytes. From a mechanistic perspective, compound II (R1 = piperidin-1-yl; n = 2) shows good activity as an inhibitor of β-hematin formation. Collectively, the findings suggest that fast-acting agent II (R1 = piperidin-1-yl; n = 2) targets dual life stages of the malarial parasites and warrant further investigation of pyridylvinylquinoline hybrids as new antimalarials. In the experiment, the researchers used many compounds, for example, 4-Aminobutan-1-ol(cas: 13325-10-5Category: alcohols-buliding-blocks)

4-Aminobutan-1-ol(cas: 13325-10-5) is used in the synthesis of NSAIDs with anti-inflammatory properties. Also used in the synthesis of polyamine transport ligands with specificity against human cancers allowing easy access to specific cancer cells.Category: alcohols-buliding-blocks

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Related Products of 26153-38-8In 2022 ,《Alkyne Metathesis with d2 Re(V) Alkylidyne Complexes Supported by Phosphino-Phenolates: Ligand Effect on Catalytic Activity and Applications in Ring-Closing Alkyne Metathesis》 appeared in Journal of the American Chemical Society. The author of the article were Cui, Mingxu; Sung, Herman H. Y.; Williams, Ian D.; Jia, Guochen. The article conveys some information:

A family of d2 Re(V) alkylidyne complexes bearing two decorated phosphino-phenolates (POs) and a labile pyridine ligand were prepared that can efficiently promote alkyne metathesis reactions in toluene. The relative activity of these complexes varies with the PO ligands. Complexes with an electron-rich metal center have a higher activity. Ligand exchange experiments suggest that the pyridine ligands of the Re(V) alkylidynes with more electron-donating PO ligands are more labile and are more easily released to generate catalytically active species. However, complexes with electron-withdrawing PO ligands are more air-stable than those with electron-donating PO ligands. These Re(V) alkylidyne catalysts can promote the homometathesis of functionalized internal alkyl- and aryl-alkynes, as well as ring-closing alkyne metathesis (RCAM) of Me-capped diynes, forming macrocycles with a ring size ≥12 efficiently for concentrations ≤5 mM. These reactions represent the 1st examples of RCAM mediated by nond0 alkylidyne complexes. The Re(V) alkylidyne catalysts tolerate a wide range of functional groups including ethers, esters, ketones, aldehydes, alcs., phenols, amines, amides, and heterocycles. Also, the catalytic RCAM reactions promoted by robust Re(V) alkylidyne catalysts could also proceed normally in wet toluene. In the experimental materials used by the author, we found 3,5-Dihydroxybenzaldehyde(cas: 26153-38-8Related Products of 26153-38-8)

3,5-Dihydroxybenzaldehyde(cas: 26153-38-8) is a building block. It has been used in the synthesis of 2,4-dimethylbenzoylhydrazones with antileishmanial and antioxidant activities.Related Products of 26153-38-8

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts