Tag: 100-200

Chen, Yi; Inam, Ullah; Wang, Jian published an article in 2018, the title of the article was A study on the antioxidant activity of volatile oil from the Citri Reticulatae Pericarpium and Citri Reticulatae Pericarpium Viride of Citrus Reticulata ‘Dahongpao’.HPLC of Formula: 85-91-6 And the article contains the following content:

To study the antioxidant activity of volatile oil and its separated parts from the peel collected in different time of Citrus reticulata ‘Dahongpao’ such as Citri Reticulatae Pericarpium (CRP) and Citri Reticulatae Pericarpium Viride (CRPV) and Fructus Citri Immaturus (FCI), and nine representative constituents of essential oil from the peel of C. reticulata Blanco. Methods: The volatile oil and its separated parts and 9 characteristic constituents were tested the antioxidant activity by using the method as FRAP (ferric reducing/antioxidant power) and ABTS (2, 2′-azino-bis (3-ethylbenzthiozoline-6)-sulfonic acid), resp. Results: The antioxidant activity value of the volatile oil and its separated parts and 9 representative components were obtained by the method as FRAP and ABTS. Conclusion: The volatile oil and its separated parts and 9 representative constituents have the antioxidant activity in some degree. The antioxidant activities of the volatile oil from the peel collected in different time of C. reticulata ‘Dahongpao’ is listed as the following sequence: FCI=CRPV=CRP. The experimental process involved the reaction of Methyl N-Methylanthranilate(cas: 85-91-6).HPLC of Formula: 85-91-6

The Article related to citrus peel volatile oil antioxidant, Food and Feed Chemistry: Fruits, Vegetables, Legumes, and Nuts and other aspects.HPLC of Formula: 85-91-6

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

On June 16, 2011, Bollu, Venkataiah; Boren, Brant Clayton; Dalgard, Jackline; Flatt, Brenton T.; Haq, Nadia; Hudson, Sarah; Mohan, Raju; Morrissey, Michael; Pratt, Benjamin published a patent.Safety of Ethyl 3-fluoro-4-methylbenzoate The title of the patent was Azole compounds as TGR5 agonists and their preparation. And the patent contained the following:

The invention relates to TGR5 agonists of structural formula I, pharmaceutically acceptable salts thereof, compositions thereof, and use of the compounds and compositions for treating diseases. The invention also comprises use of the compounds in and for the manufacture of medicaments, particularly for treating diseases. Compounds of formula I wherein X is N and CR4; R1 is Rc; X can be CRc when R1 is (un)substituted phenyl; Rc is (un)substituted Ph, C5-6 cycloalkyl, CH2-Ph, heteroaryl, etc.; R2 is (CR2)p-Y-(CR2)q-Rd; p and q are independently 0 and 1; each R is independently H, C1-3 alkyl, halo, OH and CH2OH; Y is bond, S, SO2, CHOH, O, etc.; Rd is (un)substituted C6-10 aryl, (un)substituted NH-Ph, (un)substituted cycloalkyl, etc.; R5 is C(R8)2-Ph, C(R8)2-naphthalenyl, (un)substituted C(R8)2-heteroaryl; each R8 is independently H, halo and Me; both R8 is taken together to form C3-6 cycloalkyl and 3- to 6-membered heterocycloalkyl; and pharmaceutically acceptable salts thereof, are claimed. Example compound II was prepared by amidation of 3-chloro-4-((5-(2-(4-chloro-3-methoxyphenyl)propan-2-yl)-1-(4-fluorophenyl)-1H-imidazol-2-ylthio)methyl)-5-fluorobenzoic acid with (2-aminoethyl)trimethylammonium chloride hydrochloride. All the invention compounds were evaluated for their TGR5 agonistic activity. From the assay, it was determined that compound II exhibited EC50 values of < 100 nM. 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 azole preparation tgr5 agonist, 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

de La Torre, Aurelien; Lee, Yiu Yiu; Oger, Camille; Sangild, Per Torp; Durand, Thierry; Lee, Jetty Chung-Yung; Galano, Jean-Marie published an article in 2014, the title of the article was Synthesis, Discovery, and Quantitation of Dihomo-Isofurans: Biomarkers for In Vivo Adrenic Acid Peroxidation.Electric Literature of 707-07-3 And the article contains the following content:

The growing importance of lipidomics, and the interest of non-enzymic metabolites of polyunsaturated fatty acids (PUFAs) prompted us to initiate the synthesis of novel dihomo-IsoF compounds Such metabolites of adrenic acid, the main PUFA in white matter, were synthesized using a divergent approach based on an orthoester cyclization. LC-MS/MS investigation on pig brains showed the potential of this novel biomarker for the first time, as a powerful new tool for brain lipid peroxidation assessment. The experimental process involved the reaction of (Trimethoxymethyl)benzene(cas: 707-07-3).Electric Literature of 707-07-3

The Article related to synthesis discovery quantitation dihomo isofuran biomarker adrenate peroxidation, biomarkers, lipids, mass spectrometry, oxidation, total synthesis, Biochemical Methods: Other (Not Covered At Other Subsections) and other aspects.Electric Literature of 707-07-3

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

On October 4, 2022, Wannenmacher, Nick; Heberle, Martin; Yu, Xin; Demircan, Ayseguel; Wanner, Daniel M.; Pfeffer, Camilla; Peters, Rene published an article.Related Products of 517-23-7 The title of the article was Diastereospecific Enantiodivergent Allylation of Pyrazolones as an Entry to β-Aminoamides. And the article contained the following:

A diastereospecific enantiodivergent allylation of pyrazolones I (R1 = n-Pr, H2C:CHCH2, PhCH2, etc.; R2 = Me, i-Pr, Ph; R3 = Ph, PhCH2, 4-MeOC6H4) with allyl imidates R4CH:CHCH2OC(:NH)CCl3 (R4 = Me, n-Pr, PhCH2CH2, MeO2CCH2CH2, PhCH2OCH2CH2), catalyzed by a planar chiral pentaphenylferrocene-based palladacycle, is reported. With the same catalyst, both enantiomeric products II were selectively available from (E)- or (Z)-allyl imidates. The method is applicable to structurally diverse substrates and gave products II with 85-94% enantiomeric excesses. In addition, pyrazolone (S,E)-II (R1 = 4-FC6H4CH2; R2 = Me; R3 = Ph; R4 = PhCH2CH2) was transformed into acyclic β-aminoamide. The experimental process involved the reaction of 3-Acetyldihydrofuran-2(3H)-one(cas: 517-23-7).Related Products of 517-23-7

The Article related to amide amino asym synthesis, allyl pyrazolone asym synthesis oxidative ring opening, pyrazolone enantiodivergent allylation allyl imidate, Heterocyclic Compounds (More Than One Hetero Atom): Pyrazoles and other aspects.Related Products of 517-23-7

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

Bazhin, Denis N.; Kudyakova, Yulia S.; Roeschenthaler, Gerd-Volker; Burgart, Yanina V.; Slepukhin, Pavel A.; Isenov, Maksim L.; Saloutin, Victor I.; Charushin, Valery N. published an article in 2015, the title of the article was A Convenient Approach to CF3-Containing N-Heterocycles Based on 2-Methoxy-2-methyl-5-(trifluoromethyl)furan-3(2H)-one.Electric Literature of 707-07-3 And the article contains the following content:

New synthetic routes to trifluoromethylated N-heterocycles based on condensations of 2-methoxy-2-methyl-5-(trifluoromethyl)furan-3(2H)-one with bifunctional N-nucleophiles were described. For the first time, trifluoromethyl-containing pyrazoles, pyrazolines and isoxazolines bearing hydrazone or oxime groups could be obtained by a one-pot strategy based on reactions of 5-(trifluoromethyl)furan-3(2H)-one with two equivalent of the corresponding hydrazines or hydroxylamine in the presence of an acid. The interaction of furan-3(2H)-one with ureas proceeded under mild conditions to furnish 1H-furo[2,3-d]imidazol-2(3H)-one derivatives in good yield. Further, a trifluoromethyl-containing quinoxaline derivative was obtained by condensation of furan-3(2H)-one with ortho-phenylenediamine. The experimental process involved the reaction of (Trimethoxymethyl)benzene(cas: 707-07-3).Electric Literature of 707-07-3

The Article related to methoxy methyltrifluoromethylfuranone nitrogen binucleophile, trifluoromethyl nitrogen heterocyclic preparation regioselective, Heterocyclic Compounds (More Than One Hetero Atom): Triazines and other aspects.Electric Literature of 707-07-3

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

On May 31, 2020, Yamamoto, Yusuke; Fujita, Masaharu; Wanibuchi, Sayaka; Sato, Ayako; Katsuoka, Yasuhiro; Kasahara, Toshihiko published an article.SDS of cas: 85-91-6 The title of the article was Development of photo-amino acid derivative reactivity assay: a novel in chemico alternative method for predicting photoallergy. And the article contained the following:

Photoallergy test of cosmetics and several types of pharmaceutical substances is often necessary for obtaining approval from authorities. However, there are no official test guidelines for photoallergy evaluation. Therefore, we tried to establish a photoallergy test by utilizing an in chemico alternative sensitization method, amino acid derivative reactivity assay (ADRA). To determine the criteria for judging the photoallergy potential, photo-ADRA with or without photoirradiation was performed using 60 photoallergenic chems., and cysteine and lysine derivatives were detected using high-performance liquid chromatog. either by absorbance or fluorescence measurement. The accuracy of prediction was 81.4% (48 of 59) and 80.0% (48 of 60) using the absorbance and fluorescence methods, resp. Furthermore, we prepared three types of pseudo-mixtures where we added one photoallergen along with five nonphotoallergens and performed the photo-ADRA by the UV and fluorescence methods. The result of the fluorescence method was almost the same as that obtained with the use of a single photoallergen and hence the outcome was not affected by the mixture Thus, this study not only showed a method of evaluating the photoallergy potential of a single chem. but also a mixture, making it useful as an in chemico photoallergy alternative test. The experimental process involved the reaction of Methyl N-Methylanthranilate(cas: 85-91-6).SDS of cas: 85-91-6

The Article related to photoallergenic chem cysteine lysine derivative photoadra, adra, dpra, hplc-fl, hplc-uv, photoallergy, Biochemical Methods: Other (Not Covered At Other Subsections) and other aspects.SDS of cas: 85-91-6

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

On November 7, 2018, Bhushan, Bhaskar; Lin, Yuya A.; Bak, Martin; Phanumartwiwath, Anuchit; Yang, Nan; Bilyard, Matthew K.; Tanaka, Tomonari; Hudson, Kieran L.; Lercher, Lukas; Stegmann, Monika; Mohammed, Shabaz; Davis, Benjamin G. published an article.Category: esters-buliding-blocks The title of the article was Genetic Incorporation of Olefin Cross-Metathesis Reaction Tags for Protein Modification. And the article contained the following:

Olefin cross-metathesis (CM) is a viable reaction for the modification of alkene-containing proteins. Although allyl sulfide or selenide side-chain motifs in proteins can critically enhance the rate of CM reactions, no efficient method for their site-selective genetic incorporation into proteins has been reported to date. Here, through the systematic evaluation of olefin-bearing unnatural amino acids for their metabolic incorporation, we have discovered S-allylhomocysteine (Ahc) as a genetically encodable Met analog that is not only processed by translational cellular machinery but also a privileged CM substrate residue in proteins. In this way, Ahc was used for efficient Met codon reassignment in a Met-auxotrophic strain of E. coli (B834 (DE3)) as well as metabolic labeling of protein in human cells and was reactive toward CM in several representative proteins. This expands the use of CM in the toolkit for “tag-and-modify” functionalization of proteins. The experimental process involved the reaction of 3-Aminodihydrothiophen-2(3H)-one hydrochloride(cas: 6038-19-3).Category: esters-buliding-blocks

The Article related to genetic incorporation olefin cross metathesis reaction tag protein modification, Biochemical Methods: Other (Not Covered At Other Subsections) and other aspects.Category: esters-buliding-blocks

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

On April 23, 2020, Luo, Huichao; Ren, Qingyun; Yin, Junjun; Wu, Chunlin; Fan, Yuxin; Mo, Yufeng; Zhang, Yingjun published a patent.HPLC of Formula: 114312-57-1 The title of the patent was Oxazinopyridotriazinediones as influenza virus replication inhibitor and their preparation. And the patent contained the following:

The invention belongs to the field of medicine, and particularly relates to a compound of formula I as a replication inhibitor of influenza virus and a preparation method thereof, a pharmaceutical composition comprising the compound and use of the compound and pharmaceutical composition thereof in treating influenza. The invention provides a compound having formula I or a stereoisomer, a tautomer, an N-oxide, a solvate, a metabolite, a pharmaceutically acceptable salt or a prodrug thereof, that can inhibit influenza virus well, and/or has lower cytotoxicity, better in vivo pharmacokinetic properties and in vivo pharmacodynamic properties. Compounds of formula I wherein Y is O, S, SO, SO2, CR7R8 and NH and derivatives; ring Cy is C3-5 carbocyclic ring, 3- to 8-membered heterocyclic ring and 5- to 10-membered heteroaromatic ring; R1, R2, R3, R4, R5 and R6 are independently H, D, Cl, Br, I, CN, CO2H, etc.; R7 and R8 are independently H, D, F, I, CN, NO2, NH2, etc.; m is 0, 1, 2, 3, and 4; each Rx is independently H, D, F, Br, NO2, C1-6 alkyl, etc.; and stereoisomers, tautomers, N-oxides, solvates, metabolites, pharmaceutically acceptable salts and prodrugs thereof, are claimed. Example compound II was prepared by a multistep procedure (procedure given). The invention compound were evaluated for their influenza virus replication inhibitory activity. From the assay, it was determined that compound II exhibited EC50 value of 4.27 nM. The experimental process involved the reaction of Ethyl 3-fluoro-2-methylbenzoate(cas: 114312-57-1).HPLC of Formula: 114312-57-1

The Article related to oxazinopyridotriazinedione preparation influenza virus replication inhibitor, Heterocyclic Compounds (More Than One Hetero Atom): Triazines and other aspects.HPLC of Formula: 114312-57-1

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

On May 31, 2022, Naksing, Thanyarat; Rattanavichai, Wutti; Teeka, Jantima; Kaewpa, Dolnapa; Borthong, Jednipit; Areesirisuk, Atsadawut published an article.Formula: C6H8O3 The title of the article was Biological activities and potential of organic banana (Musa acuminata) peel extract in enhancing the immunity of giant freshwater prawn (Macrobrachium rosenbergii). And the article contained the following:

This research aimed to optimize the extracting condition of banana peel (BP) and to investigate the effect of organic banana peel extract (BPE) on the immunity of giant freshwater prawn (Macrobrachium rosenbergii). The result demonstrated that the optimum extracting condition of organic BPE was 50% volume/volume of methanol at 100°C for 10 min. Under this condition, the maximum total phenolic content and extraction yield of 10.44 mg of gallic acid equivalent (GAE) per g of dry matter (mg GAE/g DM) and 33% w/v were obtained resp. The organic BPE could inhibit an aquatic pathogen Aeromonas hydrophila at the min. inhibitory concentration of 625μg/ disk. The main phytochems. in organic BPE showed two major biol. functions, which are antioxidant and antipathogenic activities. Subsequently, the effects of organic BPE on the immunity of M. rosenbergii were investigated. The results demonstrated that the organic BPE could increase immunity and phagocytic activity and decrease the susceptibility of M. rosenbergii. Moreover, the organic BPE could also increase total as well as differential hematocyte count, decrease the coagulation time and increase the total protein in serum of M. rosenbergii. The phagocytic activity of prawn was enhanced to 82.00% by using an organic BPE at 6μg/g. At the same time, the cumulative mortality was declined to lower 20% after 6 days of organic BPE injection. In conclusion, organic BPE can be a potential immunostimulant in giant freshwater prawn culture. The utilization of BP in aquaculture can further add the value of BP and reduce organic pollutants. The experimental process involved the reaction of 3-Acetyldihydrofuran-2(3H)-one(cas: 517-23-7).Formula: C6H8O3

The Article related to macrobrachium rosenbergii musa acuminata peel extract immunity biol activity, Animal Nutrition: Proteins and Nonprotein-Nitrogen Substances and other aspects.Formula: C6H8O3

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

On June 21, 2012, McInally, Thomas; Pimm, Austen published a patent.Electric Literature of 142327-44-4 The title of the patent was Imidazo[4,5-c]quinolin-1-yl derivative useful in therapy, and preparation thereof. And the patent contained the following:

The invention provides the compound of formula I and pharmaceutically acceptable salt thereof, pharmaceutical compositions containing the compound and the use of the compound in therapy. Compound I is useful in the treatment of asthma, COPD, allergic rhinitis, allergic conjunctivitis, atopic dermatitis, cancer, hepatitis B, hepatitis C, HIV, HPV, bacterial infections, actinic keratosis or pre-cancerous skin lesions. The experimental process involved the reaction of Methyl 2-(3-formylphenyl)acetate(cas: 142327-44-4).Electric Literature of 142327-44-4

The Article related to imidazoquinoline preparation asthma copd cancer hepatitis allergic rhinitis treatment, Heterocyclic Compounds (More Than One Hetero Atom): Imidazoles and other aspects.Electric Literature of 142327-44-4

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