Day: October 26, 2022

Abdallah, Amira E. M.; Mohareb, Rafat M.; Helal, Maher H. E.; Mofeed, Germeen J. published an article in 2021, the title of the article was Synthesis and anticancer evaluations of novel thiazole derivatives derived from 4-phenylthiazol-2-amine.Application of 2010-06-2 And the article contains the following content:

Many novel thiazole derivatives were designed and synthesized using 4-phenylthiazol-2-amine. The reactivity of the latter compound toward different chem. reagents was studied. The structure of the newly synthesized compounds was established based on elemental anal. and spectral data. Furthermore, twenty compounds of the synthesized systems were selected and evaluated in (μM) as significant anticancer agents towards three human cancer cell lines [MCF-7 (breast adenocarcinoma), NCI-H460 (non-small cell lung cancer), and SF-268 (CNS cancer)] and normal fibroblasts human cell line (WI-38). The results showed that compounds displayed higher efficiency than the reference doxorubicin. The experimental process involved the reaction of 4-Phenylthiazol-2-amine(cas: 2010-06-2).Application of 2010-06-2

The Article related to heteroaryl thiozole preparation antitumor cytotoxicity structure activity relationship, thiazolopyrimidine preparation antitumor cytotoxicity structure activity relationship and other aspects.Application of 2010-06-2

Referemce:
Thiazole | C3H3NS – PubChem,
Thiazole | chemical compound | Britannica

On March 15, 2022, Li, Xinzhi; Liu, Shao-Quan published an article.Quality Control of 2-Acetylthiazole The title of the article was Effect of thermal treatment on aroma compound formation in yeast fermented pork hydrolysate supplemented with xylose and cysteine. And the article contained the following:

The present study has revealed an innovative method of coupling enzyme hydrolysis, yeast fermentation and thermal treatment to transform pork trimmings into a seasoning product. The pork trimmings were first enzymically hydrolyzed and fermented into liquid pork hydrolyzates, followed by adding xylose and cysteine, then heat treatment. Approx. 28% of xylose and 7% of glucose were consumed, and amino acids increased by around 31% after thermal treatment. The heated yeast fermented pork hydrolyzates possessed a characteristic ′savoury, roasted-meat and fruity sweet′ aroma as a result of the formation of thermally induced sulfur-containing volatiles such as 2-furfurylthiol, as well as retention of yeast generated esters including isoamyl acetate and hexyl acetate. The heat-treated fermented pork hydrolyzates impart an attractive and innovative aroma because of yeast fermentation and heat treatment. The innovative heated fermented pork hydrolyzates could be further processed into a nutritional and savoury pork broth and/or a meat sauce. 2021 Society of Chem. Industry. The experimental process involved the reaction of 2-Acetylthiazole(cas: 24295-03-2).Quality Control of 2-Acetylthiazole

The Article related to xylose cysteine thermal treatment aroma yeast fermented pork hydrolyzate, maillard reaction, cysteine, pork by-product, volatile flavour compounds, xylose, yeast fermentation and other aspects.Quality Control of 2-Acetylthiazole

Referemce:
Thiazole | C3H3NS – PubChem,
Thiazole | chemical compound | Britannica

On September 30, 2022, Guneser, Onur; Yuceer, Yonca Karagul; Hosoglu, Muge Isleten; Togay, Sine Ozmen; Elibol, Murat published an article.Synthetic Route of 24295-03-2 The title of the article was Production of flavor compounds from rice bran by yeasts metabolisms of Kluyveromyces marxianus and Debaryomyces hansenii. And the article contained the following:

The aim of this study was to evaluate the biosynthesis of flavor compounds from rice bran by fermentation facilitated by Kluyveromyces marxianus and Debaryomyces hansenii. The growth of both yeasts was assessed by specific growth rates and doubling time. The biosynthesis of flavor compounds was evaluated by gas chromatog.-olfactometry (GC-O), gas chromatog.-mass spectrometry (GC-MS), and Spectrum sensory anal. The specific growth rate (μ) and doubling time (td) of K. marxianus was calculated as 0.16/h and 4.21h, resp., whereas that of D. hansenii was determined as 0.13/h and 5.33h, resp. K. marxianus and D. hansenii produced significant levels of higher alcs. and acetate esters from rice bran. Results showed that K. marxianus can produce 827.27μg/kg of isoamyl alc., 169.77μg/kg of Ph Et alc., and 216.08μg/kg of Ph Et acetate after 24-h batch fermentation A significant amount of isovaleric acid was also synthesized by K. marxianus (4013μg/kg) after the batch fermentation of 96 h. 415.64μg/kg of isoamyl alc. and 135.77μg/kg of Ph Et acetate was determined in rice bran fermented by D. hansenii after 24-h fermentation Fermented cereals and rose were the characteristic flavor descriptors of the fermented rice bran samples. Rose flavor in fermented rice bran samples was found to be associated with Ph Et alc., Ph Et acetate, isoamyl acetate, and guaiacol. Thus, the findings of this study demonstrate that the valorization of rice bran can be achieved with the production of natural flavor compounds by yeast metabolism The experimental process involved the reaction of 2-Acetylthiazole(cas: 24295-03-2).Synthetic Route of 24295-03-2

The Article related to kluyveromyces debaryomyces yeasts metabolism rice bran flavor compound, bioflavor, gas chromatography–olfactometry, microbial fermentation, sensory analysis, yeast metabolism and other aspects.Synthetic Route of 24295-03-2

Referemce:
Thiazole | C3H3NS – PubChem,
Thiazole | chemical compound | Britannica

On January 27, 1998, Iwasaki, Fumiaki; Miharu, Michiko published a patent.SDS of cas: 64987-16-2 The title of the patent was Preparation of 2-aminothiazoleacetic acids as intermediates for cephem antibiotics.. And the patent contained the following:

Title compounds I (R1 = H; X = two H, O, NOR2; R2 = H, alkyl, OH-protecting group; R3 = NH2-protecting group) are prepared by reaction of heterocycles I (R3 = H; R1 = CO2H-protecting group; X, R2, = same as above) with NH2-protecting agents in organic solvents incompatible with H2O, saponification of thiazoles I (R1 = CO2H-protecting group; R3 = NH2-protecting group; R2, X = same as above) (II) with basic aqueous solution, dissolution of II alkali metal salts in basic aqueous solution, neutralizing them with acids, and isolation. I (R3 = H, X = two H, R1 = Et) was treated with (t-BuO)2CO in PhMe in the presence of 4-N,N-dimethylaminopyridine at 50° for 7 h, saponified with NaOH in H2O at 20° for 1 h, and neutralized with HCl in H2O at ≤20° to give 82.5% I (R1 = H, X = two H, R3 = t-BuO2C). The experimental process involved the reaction of Methyl 2-(2-aminothiazol-4-yl)acetate(cas: 64987-16-2).SDS of cas: 64987-16-2

The Article related to amino protecting agent condensation thiazoleacetate, thiazoleacetate saponification base aqueous solution, aminothiazoleacetic acid preparation cephem antibiotic intermediate and other aspects.SDS of cas: 64987-16-2

Referemce:
Thiazole | C3H3NS – PubChem,
Thiazole | chemical compound | Britannica

Wei, Meng; Liu, Xiaochang; Xie, Peng; Lei, Yuanhua; Yu, Haojie; Han, Aiyun; Xie, Libin; Jia, Hongliang; Lin, Shaohua; Bai, Yueyu; Sun, Baozhong; Zhang, Songshan published an article in 2022, the title of the article was Characterization of Volatile Profiles and Correlated Contributing Compounds in Pan-Fried Steaks from Different Chinese Yellow Cattle Breeds through GC-Q-Orbitrap, E-Nose, and Sensory Evaluation.Category: thiazole And the article contains the following content:

This study focused on characterizing the volatile profiles and contributing compounds in pan-fried steaks from different Chinese yellow cattle breeds. The volatile organic compounds (VOCs) of six Chinese yellow cattle breeds (bohai, jiaxian, yiling, wenshan, xinjiang, and pingliang) were analyzed by GC-Q-Orbitrap spectrometry and electronic nose (E-nose). Multivariate statistical anal. was performed to identify the differences in VOCs profiles among breeds. The relationship between odor-active volatiles and sensory evaluation was analyzed by partial least square regression (PLSR) to identify contributing volatiles in pan-fried steaks of Chinese yellow cattle. The results showed that samples were divided into two groups, and 18 VOCs were selected as potential markers for the differentiation of the two groups by GC-Q-Orbitrap combined multivariate statistical anal. YL and WS were in one group comprising mainly aliphatic compounds, while the rest were in the other group with more cyclic compounds Steaks from different breeds were better differentiated by GC-Q-Orbitrap in combination with chemometrics than by E-nose. Six highly predictive compounds were selected, including 3-methyl-butanal, benzeneacetaldehyde, 2-ethyl-6-methyl-pyrazine, 2-acetylpyrrole, 2-acetylthiazole, and 2-acetyl-2-thiazoline. Sensory recombination difference and preference testing revealed that the addition of highly predictive compounds induced a perceptible difference to panelists. This study provides valuable data to characterize and discriminate the flavor profiles in pan-fried steaks of Chinese yellow cattle. The experimental process involved the reaction of 2-Acetylthiazole(cas: 24295-03-2).Category: thiazole

The Article related to benzeneacetaldehyde panfried steak gc qorbitrap, chinese yellow cattle, e-nose, gc-q-orbitrap, multivariate statistical analysis, sensory evaluation, volatile organic compounds and other aspects.Category: thiazole

Referemce:
Thiazole | C3H3NS – PubChem,
Thiazole | chemical compound | Britannica

On February 23, 2006, Blake, James F.; Fell, Jay Bradford; Fischer, John P.; Hendricks, Robert Than; Robinson, John E.; Spencer, Stacey Renee; Stengel, Peter J. published a patent.Recommanded Product: Benzo[d]thiazol-6-ylmethanol The title of the patent was Preparation of benzothiazine dioxides as antivirals.. And the patent contained the following:

Title compounds [I; R1 = OH, halo, NO2, cyano, alkyl, alkenyl, alkynyl, cycloalkyl, alkoxy, (substituted) Ph, phenylalkyl, PhO, etc.; R6 = H, alkyl; A = specified hydroxyquinolone, hydroxypyrazolone, hydroxypyrrolone, hydroxypyridone, etc. residues], were prepared as hepatitis C virus NS5B RNA polymerase inhibitors (no data). Thus, title compound (II) was prepared in 5 steps from 2-aminothiophenol, Et 4-chloroacetoacetate, and 1-isoamylisatoic anhydride. The experimental process involved the reaction of Benzo[d]thiazol-6-ylmethanol(cas: 19989-66-3).Recommanded Product: Benzo[d]thiazol-6-ylmethanol

The Article related to benzothiazine dioxide preparation antiviral, hcv infection treatment benzothiazine dioxide preparation, hepatitis c virus polymerase inhibitor benzothiazine dioxide preparation and other aspects.Recommanded Product: Benzo[d]thiazol-6-ylmethanol

Referemce:
Thiazole | C3H3NS – PubChem,
Thiazole | chemical compound | Britannica

Gaddam, Lakshmi Teja; Thata, Sreenivasulu; Adivireddy, Padmaja; Venkatapuram, Padmavathi published an article in 2019, the title of the article was Synthesis of carboxamide and sulfonyl carboxamide linked heterocycles under green conditions.HPLC of Formula: 2010-06-2 And the article contains the following content:

Direct coupling of heteroaldehydes RCHO (R = furan-2-yl, pyridin-4-yl, 2,4-dichloro-1,3-oxazol-5-yl, etc.) with heteroaryl amines R1NH2 (R1 = 4-phenyl-1H-imidazol-2-yl, 4-phenyl-1,3-thiazol-2-yl)/sulfonylamine N-(5-(aminosulfonyl)-4-phenyl-1H-imidazol-2-yl)benzamide is performed under green conditions using PEG-400 in the presence of oxidant CCl3CN/H2O2. The presence of electron withdrawing substituents on heteroaldehydes increased the yield. Further heteroaryl amines favor the reaction when compared with heteroaryl sulfonylamines. The experimental process involved the reaction of 4-Phenylthiazol-2-amine(cas: 2010-06-2).HPLC of Formula: 2010-06-2

The Article related to carboxamide preparation green chem, heteroaldehyde heteroaryl amine coupling reaction, sulfonyl carboxamide preparation green chem, sulfonylamine heteroaldehyde coupling reaction and other aspects.HPLC of Formula: 2010-06-2

Referemce:
Thiazole | C3H3NS – PubChem,
Thiazole | chemical compound | Britannica

On December 1, 2015, Maracic, Silvija; Kraljevic, Tatjana Gazivoda; Paljetak, Hana Cipcic; Peric, Mihaela; Matijasic, Mario; Verbanac, Donatella; Cetina, Mario; Raic-Malic, Silvana published an article.Safety of 2-(4-Aminophenyl)-6-methylbenzothiazole The title of the article was 1,2,3-Triazole pharmacophore-based benzofused nitrogen/sulfur heterocycles with potential anti-Moraxella catarrhalis activity. And the article contained the following:

Versatile 1,2,3-triazole pharmacophore-based benzofused heterocycles containing halogen-substituted aromatic, 7-substituted coumarin or penciclovir-like subunit were designed and synthesized to evaluate their antibacterial activities against selected Gram-pos. and Gram-neg. bacteria. Hybridization approach using environmentally friendly Cu(I)-catalyzed click reaction under microwave irradiation was adopted in the synthesis of regioselective 1,4-disubstituted 1,2,3-triazole tethered heterocycles, while post-N-alkylation of NH-1,2,3-triazoles afforded both 2,4- and 1,4-disubstituted 1,2,3-triazole regioisomers. Several compounds revealed fluorescence in the violet region of the visible spectrum with a strong influence of Ph spacer in 25-30 on both wavelength and emission intensity. Fusion of selected subunits led to new hybrid architecture, benzothiazole-1,2,3-triazolecoumarin derivative I that demonstrated extremely narrow spectrum activity towards fastidious Gram-neg. bacteria Moraxella catarrhalis. Selected hybrids showed the potency against Moraxella catarrhalis (MIC ≤ 0.25 μg/mL) comparable to that of reference antibiotic azithromycin, which suggested that further investigations are necessary to optimize this potential hit compound as a new anti-Moraxella catarrhalis agent. The experimental process involved the reaction of 2-(4-Aminophenyl)-6-methylbenzothiazole(cas: 92-36-4).Safety of 2-(4-Aminophenyl)-6-methylbenzothiazole

The Article related to moraxella catarrhalis antibacterial triazole heterocycle preparation, 1,2,3-triazole, antibacterial activity, coumarin, fluorescence, hybridization approach, moraxella catarrhalis and other aspects.Safety of 2-(4-Aminophenyl)-6-methylbenzothiazole

Referemce:
Thiazole | C3H3NS – PubChem,
Thiazole | chemical compound | Britannica

On June 18, 2009, Ellman, Jonathan A.; Brak, Katrien published a patent.Related Products of 19989-66-3 The title of the patent was Triazole derivatives and aminocoumarin derivatives as nonpeptidic inhibitors of cruzain and their preparation and use in the treatment of Chagas disease. And the patent contained the following:

Cruzain is the major cysteine protease of T. cruzi, which is the causative agent of Chagas’ disease and is a promising target for the development of chemotherapy. With the goal of developing potent nonpeptidic inhibitors of cruzain, of formula I, the substrate activity screening method was used to screen a library of protease substrates initially designed to target the homologous human protease cathepsin S. Structure-based design was next used to further improve substrate cleavage efficiency by introducing addnl. binding interactions in the S3 pocket of cruzain. Substrates of formula I wherein R1 is H, OH and derivatives, NH2 and derivatives, SH and derivatives, SOH and derivatives, SO2H and derivatives, SO2NH2 and derivatives, NO2, halo, CN, (un)substituted (hetero)alkyl, etc.; are claimed. The optimized substrates were then converted to inhibitors by the introduction of cysteine protease mechanism-based pharmacophores. Inhibitors II and III were prepared by multistep procedures (procedures given). Inhibitor II was determined to be reversible even though it incorporated the vinyl sulfone pharmacophore that is well documented to give irreversible cruzain inhibition for peptidic inhibitors. The previously unexplored β-chloro vinyl sulfone pharmacophore provided mechanistic insight that led to the development of potent irreversible acyl- and aryl- oxymethyl ketone cruzain inhibitors. For these inhibitors, potency did not solely depend on leaving group pTa, with 2,3,5,6-tetrafluorophenoxy Me ketone III identified as one of the most potent inhibitors with a second order inactivation constant of 147,000 s-1M-1. This inhibitor completely eradicated the T. cruzi parasite from mammalian cell cultures and consequently has the potential to lead to new chemo therapeutics for Chagas’ disease. The experimental process involved the reaction of Benzo[d]thiazol-6-ylmethanol(cas: 19989-66-3).Related Products of 19989-66-3

The Article related to triazole derivative preparation nonpeptidic cruzain inhibitor treatment chagas disease, aminocoumarin derivative preparation nonpeptidic cruzain inhibitor treatment chagas disease and other aspects.Related Products of 19989-66-3

Referemce:
Thiazole | C3H3NS – PubChem,
Thiazole | chemical compound | Britannica

On December 31, 2019, Kizimova, I. A.; Igidov, N. M.; Dmitriev, M. V.; Chashchina, S. V.; Makhmudov, R. R.; Siutkina, A. I. published an article.Application In Synthesis of 4-Phenylthiazol-2-amine The title of the article was Synthesis, Structure, and Biological Activity of 4-R-4-Oxo-2-[2-(phenylamino)benzoyl]hydrazinylidene-N-hetarylbutanamides. And the article contained the following:

Decyclization of N’-[5-R-2-oxofuran-3(2H)-ylidene]-2-(phenylamino)benzohydrazides I (R = Ph, t-Bu, 4-chlorophenyl, etc.) under the action of heterocyclic amines R1NH2 (R1 = thiazol-2-yl, 1,3,4-thiadiazol-2-yl, 4-phenylthiazol-2-yl, etc.) leads to the formation of N-hetaryl-4-R-4-oxo-2-[2-(phenylamino)benzoyl]hydrazinylidenebutanamides II and in some cases ring-chain tautomers. Antinociceptive and anti-inflammatory activities of the obtained compounds were studied. The experimental process involved the reaction of 4-Phenylthiazol-2-amine(cas: 2010-06-2).Application In Synthesis of 4-Phenylthiazol-2-amine

The Article related to hetaryl oxo phenylamino benzoyl hydrazinylidene butanamide preparation antinociceptive antiinflammatory, oxofuranylidene phenylamino benzohydrazide heterocyclic amine decyclization and other aspects.Application In Synthesis of 4-Phenylthiazol-2-amine

Referemce:
Thiazole | C3H3NS – PubChem,
Thiazole | chemical compound | Britannica