Tag: 100-200

On April 27, 2000, Almansa, Carmen; Gonzalez, Concepcion; Torres, M<Safety of Ethyl 3-fluoro-4-methylbenzoate The title of the patent was Novel imidazoles with anti-inflammatory activity and their preparation and use. And the patent contained the following:

Title compounds I are disclosed [wherein one of X or Y = N; other = C; R1 = H, Me, halo, cyano, NO2, CHO, COCH3 or COOR4; R2 = (un)substituted aryl or heteroaryl; R3 = C1-8 alkyl, C1-8 haloalkyl, or NR4R6; R4 = H, C1-8 alkyl, or (un)substituted aryl(alkyl); R6 = H, C1-8 alkyl, arylalkyl, COR8, or CO2R8; R8 = C1-8 alkyl or C1-8 haloalkyl; aryl = Ph or naphthyl; heteroaryl = pyridyl, pyrazinyl, pyrimidinyl, or pyridazinyl, optionally fused to a benzene ring]. The compounds are useful as selective inhibitors of cyclooxygenase-2 (COX-2), and particularly as antiinflammatories. Claimed uses include treatment of inflammation, pain, fever, prostanoid-induced smooth muscle contraction, dysmenorrhea, premature labor, asthma, bronchitis, cancer (especially gastrointestinal or colon), cerebral infarct, epilepsy, or neurodegenerative diseases such as Alzheimer’s disease or dementia. For instance, 4-(MeSO2)C6H4NH2 was condensed with 4-FC6H4CHO under Dean-Stark conditions, and the resulting imine was cyclized with tosylmethyl isocyanide (75%), followed by imidazole ring chlorination with N-chlorosuccinimide (80%), to give the invention compound II. This compound gave 89% inhibition of COX-2 at 1 μM in vitro, but only 37.8% inhibition of COX-1 at 10 μM. The experimental process involved the reaction of Ethyl 3-fluoro-4-methylbenzoate(cas: 86239-00-1).Safety of Ethyl 3-fluoro-4-methylbenzoate

The Article related to imidazole preparation antiinflammatory cox2 inhibitor, cyclooxygenase 2 inhibitor imidazole preparation, Heterocyclic Compounds (More Than One Hetero Atom): Imidazoles and other aspects.Safety of Ethyl 3-fluoro-4-methylbenzoate

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Joran, Alexis; Klein, Geraldine; Roullier-Gall, Chloe; Alexandre, Herve published an article in 2022, the title of the article was Multiparametric Approach to Interactions between Saccharomyces cerevisiae and Lachancea thermotolerans during Fermentation.Related Products of 123-25-1 And the article contains the following content:

The aim of a significant part of current wine technol. research is to better understand and monitor mixed culture fermentations and optimize the microbiol. processes and characteristics of the final wine. In this context, the yeast couple formed by Lachancea thermotolerans and Saccharomyces cerevisiae is of particular interest. The diverse results observed in the literature have shown that wine characteristics are dependent on both interactions between yeasts and environmental and fermentation parameters. Here, we took a multiparametric approach to study the impact of fermentation parameters on three different but related aspects of wine fermentation: population dynamics, fermentation, and volatile compound production An exptl. design was used to assess the effects of four independent factors (temperature, oxygenation, nitrogen content, inoculum ratio) on variables representing these three aspects. Temperature and, to a lesser extent, oxygenation and the inoculum ratio, were shown to constitute key factors in optimizing the presence of Lachancea thermotolerans during fermentation The inoculum ratio also appeared to greatly impact lactic acid production, while the quantity of nitrogen seemed to be involved more in the management of aroma compound production These results showed that a global approach to mixed fermentations is not only pertinent, but also constitutes an important tool for controlling them. The experimental process involved the reaction of Diethyl succinate(cas: 123-25-1).Related Products of 123-25-1

The Article related to saccharomyces cerevisiae lachancea thermotolerans fermentation, Fermentation and Bioindustrial Chemistry: Fermentation Engineering and other aspects.Related Products of 123-25-1

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

On September 15, 2018, Liu, Xiang; Yang, Liming; Luo, Xubiao; Pei, Junjun; Xi, Yu; Liu, Chongbo; Liu, Lingling published an article.Quality Control of 3-Aminodihydrothiophen-2(3H)-one hydrochloride The title of the article was A novel non-imprinted adsorbent with superior selectivity towards high-performance capture of Ag(I). And the article contained the following:

Ion imprinted polymer (IIP) technol. is traditionally used to selectively recover heavy metal ions from wastewater, but the low adsorption capacity and high cost has restricted its large-scale practical application. Exploring a novel method with high selectivity and low cost to capture heavy metals is necessary but very challenging. Herein, we first report a highly selective and high-performance absorbent via free radical polymerization of thiolactone functionalized acrylamide (named as PAM-TL). The PAM-TL demonstrated much higher capacity (145.2 mg/g) for Ag(I), which is 5.8 times that of corresponding IIP (25.07 mg/g). Moreover, the distribution coefficient of PAM-TL (576.1) was 5.1 times that of the IIP material (113.8). Furthermore, PAM-TL absorbent was also equipped with superior stability and recyclability (outstanding adsorption performance after six cycles). The excellent performance was attributed to the abundant binding site d. and the strong interaction between absorbent and Ag(I), which was determined by XPS and elemental anal. This work provides a novel approach for highly effective and selective capturing heavy metal ions, which is of great significance to actual applications in wastewater treatment. The experimental process involved the reaction of 3-Aminodihydrothiophen-2(3H)-one hydrochloride(cas: 6038-19-3).Quality Control of 3-Aminodihydrothiophen-2(3H)-one hydrochloride

The Article related to silver nonimprinted adsorbent superior selectivity, Waste Treatment and Disposal: Physical Treatment Of Aqueous Wastes and other aspects.Quality Control of 3-Aminodihydrothiophen-2(3H)-one hydrochloride

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Chokchaisiri, Suwadee; Apiratikul, Nuttapon; Rukachaisirikul, Thitima published an article in 2020, the title of the article was A new ent-abietane lactone from Glycosmis pentaphylla.Formula: C9H11NO2 And the article contains the following content:

A new ent-abietane lactone, 3-oxojolkinolide A, together with 16 known compounds, helioscopinolide E, helioscopinolide A, 3-methyl-9H-carbazole, carbalexin, carbalexin B, glycaborinine, arborinine, 1H-indole-3-carbaldehyde, glycoamide A, glycoamide B, 2-(N-methyl-2-phenylacetamido)benzoic acid, 2-(methylamine)-methylbenzoate, fraxidin, scopoletin, (-)-syringaresinol and ferulic acid were isolated from Glycosmis pentaphylla. The structures of these compounds were elucidated using spectroscopic techniques such as NMR and MS. Among them, compounds -, and – were isolated from the genus Glycosmis for the first time. The experimental process involved the reaction of Methyl N-Methylanthranilate(cas: 85-91-6).Formula: C9H11NO2

The Article related to abietane lactone isolation glycosmis pentaphylla cancer, glycosmis pentaphylla, rutaceae, alkaloids, coumarins, cytotoxicity, ent-abietane lactones, lignan, Pharmacology: Effects Of Neoplasm Inhibitors and Cytotoxic Agents and other aspects.Formula: C9H11NO2

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

On July 15, 2018, Brear, Paul; North, Andrew; Iegre, Jessica; Hadje Georgiou, Kathy; Lubin, Alexandra; Carro, Laura; Green, William; Sore, Hannah F.; Hyvonen, Marko; Spring, David R. published an article.Reference of 3-Acetyldihydrofuran-2(3H)-one The title of the article was Novel non-ATP competitive small molecules targeting the CK2 α/β interface. And the article contained the following:

Increased CK2 levels are prevalent in many cancers. Combined with the critical role CK2 plays in many cell-signaling pathways, this makes it a prime target for down regulation to fight tumor growth. Herein, we report a fragment-based approach to inhibiting the interaction between CK2α and CK2β at the α-β interface of the holoenzyme. A fragment, CAM187, with an IC50 of 44μM and a mol. weight of only 257gmol-1 has been identified as the most promising compound Importantly, the lead fragment only bound at the interface and was not observed in the ATP binding site of the protein when co-crystallized with CK2α. The fragment-like mols. discovered in this study represent unique scaffolds to CK2 inhibition and leave room for further optimization. The experimental process involved the reaction of 3-Acetyldihydrofuran-2(3H)-one(cas: 517-23-7).Reference of 3-Acetyldihydrofuran-2(3H)-one

The Article related to preparation nonatp targeting ck2 alpha beta, ck2, fragment based drug discovery, protein-protein interaction, Pharmacology: Effects Of Neoplasm Inhibitors and Cytotoxic Agents and other aspects.Reference of 3-Acetyldihydrofuran-2(3H)-one

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

On January 23, 2020, Wang, Lei; Fang, Kun; Cheng, Junfei; Li, Yu; Huang, Yahui; Chen, Shuqiang; Dong, Guoqiang; Wu, Shanchao; Sheng, Chunquan published an article.Name: Methyl N-Methylanthranilate The title of the article was Scaffold Hopping of Natural Product Evodiamine: Discovery of a Novel Antitumor Scaffold with Excellent Potency against Colon Cancer. And the article contained the following:

Inspired by the natural product evodiamine, a novel antitumor indolopyrazinoquinazolinone scaffold was designed by scaffold hopping. Structure-activity relationship studies led to the discovery of compound 15j, which shows low nanomolar inhibitory activity against the HCT116 cell line. Further antitumor mechanism studies indicated that compound 15j acted by the dual inhibition of topoisomerase 1 and tubulin and induced apoptosis with G2 cell-cycle arrest. The quaternary ammonium salt of compound 15j (compound 15js) exhibited excellent in vivo antitumor activity (TGI = 66.6%) in the HCT116 xenograft model with low toxicity. Indolopyrazinoquinazolinone derivatives represent promising multitargeting antitumor leads for the development of novel antitumor agents. The experimental process involved the reaction of Methyl N-Methylanthranilate(cas: 85-91-6).Name: Methyl N-Methylanthranilate

The Article related to colon cancer antitumor agents sar topoisomerase tubulin scaffold apoptosis, Pharmacology: Effects Of Neoplasm Inhibitors and Cytotoxic Agents and other aspects.Name: Methyl N-Methylanthranilate

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

On June 30, 2022, Farhadur Rahman, Mohammad; Yangyuayang, Chouthor; Fujisawa, Ikuhide; Haraguchi, Naoki; Itsuno, Shinichi published an article.Recommanded Product: Methyl 2-cyclopentanonecarboxylate The title of the article was C5′-Nitrated Cinchona Catalysts for Asymmetric Michael Addition Reaction. And the article contained the following:

C5′-Nitro-dihydroquinine (Q1), prepared from dihydroquinine (HQ), exhibited high catalytic activity in an asym. Michael reaction. The nitro group at the C5′ position of Q1 was vertically fixed to the quinoline ring, as confirmed by X-ray crystallog. Q1 exerted a high level of asym. induction, superior to that of the non-nitrated HQ catalyst. The experimental process involved the reaction of Methyl 2-cyclopentanonecarboxylate(cas: 10472-24-9).Recommanded Product: Methyl 2-cyclopentanonecarboxylate

The Article related to nitrated cinchona catalyst preparation asym michael addition, Alkaloids: Alkaloids Containing One Nitrogen Atom At A Bridgehead and other aspects.Recommanded Product: Methyl 2-cyclopentanonecarboxylate

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

On August 11, 2017, Deng, Zeping; Chen, Fangjun published a patent.Formula: C9H8F2O2 The title of the patent was Preparation method of 2-(2,6-difluorobenzyl)pyrrolidine. And the patent contained the following:

The method relates to using 2-(2,6-difluorophenyl)acetic acid as initial material, carrying out esterification under action of catalyst, coupling in presence of alkali, opening loop with reducing agents, closing loop in presence of alkali, and reducing with reducing agent to obtain target product. The catalyst is one or more of 4-dimethylamino pyridine, p-Me Ph sulfonic acid, sulfuric acid, and/or thionyl chloride; the reducing agent is one or more of sodium borohydride, potassium borohydride, lithium borohydride, sodium cyano borohydride, lithium aluminum hydride, and/or borane. The compound is important medicine intermediate. The experimental process involved the reaction of Methyl 2-(2,6-difluorophenyl)acetate(cas: 872046-08-7).Formula: C9H8F2O2

The Article related to difluorobenzylpyrrolidine preparation, Heterocyclic Compounds (One Hetero Atom): Pyrroles and Pyrrolizines and other aspects.Formula: C9H8F2O2

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Liu, Tao; Shen, Zhiqiang; Zhang, Chunyu; Song, Yudong; Li, Jie; Yang, Zongpu; Song, Guangqing; Han, Zhenfeng; Zhou, Yuexi published an article in 2019, the title of the article was Effect of influent pH on hydrolytic acidification performance and bacterial community structure in EGSB for pretreating crotonaldehyde manufacture wastewater after ozonation.Quality Control of (R)-Methyl 3-hydroxybutanoate And the article contains the following content:

The objective of this work was to evaluate the effect of influent pH on the hydrolytic acidification (HA) performance and microbial community structure in an expanded granular sludge bed (EGSB) pretreating crotonaldehyde manufacture wastewater (CMW) after ozonation. The results showed that higher COD (COD) removal rate (40.1%) and acidification degree (27.6%) were obtained at pH 8.0 than those at pH 6.0 and pH 4.0. The concentration of extractable extracellular polymeric substance (EPS) in the sludge gradually decreased with the pH decreasing from 8.0 to 4.0. A similar change was also observed for the concentration of total volatile fatty acids (TVFA) in the effluent. The optimal detoxification efficiency by the HA process was obtained at pH 8.0, with higher removal efficiency (all higher than 90%) of the main toxic pollutants (crotonaldehyde, 5-formyl-6-methyl-4,5-dihydropyran, etc.) and higher anaerobic biodegradation rate (44.5%) in biochem. methane potential (BMP) assay. Among the predominant genera, the Acinetobacter and Pseudomonas were possibly related to biodegradation of pollutants, since their higher relative abundance also coincided with the better performance of the HA process at pH 8.0. The experimental process involved the reaction of (R)-Methyl 3-hydroxybutanoate(cas: 3976-69-0).Quality Control of (R)-Methyl 3-hydroxybutanoate

The Article related to hydrolytic acidification ph bacterial community crotonaldehyde ozonation wastewater, Waste Treatment and Disposal: Physical Treatment Of Aqueous Wastes and other aspects.Quality Control of (R)-Methyl 3-hydroxybutanoate

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Zlatkovic, Dragan; Dallinger, Doris; Kappe, C. Oliver published an article in 2020, the title of the article was A novel pathway for the thermolysis of N-nitrosoanthranilates using flash vacuum pyrolysis leading to 7-aminophthalides.Product Details of 85-91-6 And the article contains the following content:

Flash vacuum pyrolysis of Me N-methyl-N-nitrosoanthranilate leads to elimination of nitric oxide and disproportionation of the formed N-radical to 7-(methylamino)phthalide and Me N-methylanthranilate. This transformation is a convenient, solvent-free method for the preparation of 7-(methylamino)phthalides. An alternative route through pyrolysis of N-benzyl-N-Me anthranilates was also studied. The experimental process involved the reaction of Methyl N-Methylanthranilate(cas: 85-91-6).Product Details of 85-91-6

The Article related to aminophthalide preparation nitrosoanthranilate thermolysis flash vacuum pyrolysis, Heterocyclic Compounds (One Hetero Atom): Areno- and Diarenofurans and other aspects.Product Details of 85-91-6

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics