Category: amides-buliding-blocks

Hu, Yawen; Chen, Jianzhong; Li, Bowen; Zhang, Zhenfeng; Gridnev, Ilya D.; Zhang, Wanbin published an article in 2020, the title of the article was Nickel-Catalyzed Asymmetric Hydrogenation of 2-Amidoacrylates.SDS of cas: 27115-50-0 And the article contains the following content:

Earth-abundant nickel, coordinated with a suitable chiral bisphosphine ligand was found to be an efficient catalyst for the asym. hydrogenation of 2-amidoacrylates affording the chiral α-amino acid esters in quant. yields and excellent enantioselectivity (up to 96% ee). The active catalyst component was studied by NMR and HRMS, which helped us to realized high catalytic efficiency on a gram scale with a low catalyst loading (S/C=2000). The hydrogenated products could be simply converted into chiral α-amino acids, β-amino alcs. and their bioactive derivatives Furthermore, the catalytic mechanism was investigated using deuterium-labeling experiments and computational calculations The experimental process involved the reaction of 2-(4-Methylbenzamido)acetic acid(cas: 27115-50-0).SDS of cas: 27115-50-0

The Article related to amidoacrylate preparation nickel catalyst enantioselective hydrogenation, amido carboxylate preparation, 2-amidoacrylates, asymmetric hydrogenation, chiral α-amino acids, homogeneous catalysis, nickel and other aspects.SDS of cas: 27115-50-0

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

On September 5, 2018, Kirilova, E. M.; Puckins, A. I.; Romanovska, E.; Fleisher, M.; Belyakov, S. V. published an article.Product Details of 685-91-6 The title of the article was Novel amidine derivatives of benzanthrone: Effect of bromine atom on the spectral parameters. And the article contained the following:

Several new substituted amidine derivatives of benzanthrone were synthesized by condensation reaction from 2-bromo-3-aminobenzo[de]anthracen-7-one and appropriate aromatic or aliphatic amides. The novel benzanthrone derivatives were characterized by TLC anal., NMR, IR, MS, UV/Vis, and fluorescence spectroscopy. The obtained derivatives have yellow or orange fluorescence in organic solvents. The solvent effect on photophys. behaviors of these dyes was investigated, and the results showed that the introduction of a bromine atom causes a blue-shift of the absorption and emission bands and decrease in the fluorescent quantum yield in comparison with unbromated analogs. The difference in the excited state and the ground state dipole moments was estimated by using the variation of Stokes shift and by semiempirical mol. calculations The crystal structure and packing of four novel dyes has been revealed by the X-ray single crystal structure anal. The experimental process involved the reaction of N,N-Diethylacetamide(cas: 685-91-6).Product Details of 685-91-6

The Article related to bromoaminobenzanthrone aliphatic amide condensation, benzanthrone amidine derivative preparation dye fluorescence crystal mol structure, benzanthrone dyes, crystal structure, dipole moment, fluorescence, solvatofluochromism and other aspects.Product Details of 685-91-6

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

On January 31, 2013, Spasov, A. A.; Yakovlev, D. S.; Suzdalev, K. F.; Kosolapov, V. A.; Kucheryavenko, A. F.; Gurova, N. A.; Grechko, O. Yu.; Naumenko, L. V.; Kolobrodova, N. A.; Mitina, T. M.; Mal’tsev, D. V.; Babakova, M. N. published an article.Category: amides-buliding-blocks The title of the article was Synthesis and pharmacological activity of amides of 2-amino-3-indolylacrylic acid. And the article contained the following:

Opening of the five-member ring of indolylmethyleneoxazolones with aliphatic amines was used to synthesize a series of amides of 2-amino-3-indolylacrylic acid. These compounds were studied in vitro in relation to the various types of pharmacol. activity typical of this class, including receptor (5-HT2-, 5-HT3-, and P2Y1-ergic, K-opioid), antiaggregant, hemorheol., antiarrhythmic, and antioxidant activities. The experimental process involved the reaction of 2-(4-Methylbenzamido)acetic acid(cas: 27115-50-0).Category: amides-buliding-blocks

The Article related to purinoceptor 5ht receptor antiaggregant hemorheol antiarrhythmic antioxidant aminoindolylacrylamide preparation, acrylamide aminoindolyl preparation pharmacol activity, ring opening indolylmethyleneoxazolone aliphatic amine and other aspects.Category: amides-buliding-blocks

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

On May 31, 2017, Kamila, Mritunjoy; Cosquer, Goulven; Breedlove, Brian K.; Yamashita, Masahiro published an article.Related Products of 685-91-6 The title of the article was Packing structure effects on the slow magnetic relaxation pathways of dysprosium (III) complexes. And the article contained the following:

Three complexes, [Dy{5-(5-methylthiophen-2-yl)-2,2′-bipyridine}(hfac)3] (6), [Dy{5-(4-bromo-5-methylthiophen-2-yl)-2,2′-bipyridine}(hfac)3] (7) and [Dy{5-(4-ethynyl-5-methylthio-phen-2-yl)-2,2′-bipyridine}(hfac)3] (8) (hfac = hexafluoroacetylacetate), were synthesized to investigate the effects of substituents on the ligand far from the metal ion on the magnetic properties of the dysprosium ion. 7 crystallized in two polymorphs (P21/n for 7a and P21/a for 7b), whereas 6 and 8 crystallized in one polymorph (P21/n and P21/a, resp.). All of the complexes have columnar structures, and in 6 and 7a, there are π-π stacking interactions between neighboring aromatic rings in contrast to compounds 7b and 8, which do not show such interactions. Every complex underwent slow magnetic relaxation with a single relaxation time, except for complex 7a, for which there were two relaxation times. In order to clarify the role of distal substitution and crystal packing, the magnetic properties were studied in solution, where all of the complexes show single relaxation times. The experimental process involved the reaction of N,N-Diethylacetamide(cas: 685-91-6).Related Products of 685-91-6

The Article related to magnetic property susceptibility single mol magnet dysprosium bipyridine thiophenyl, luminescence lifetime dysprosium bipyridine thiophenyl complexes, crystal structure dysprosium bipyridine thiophenyl complex preparation and other aspects.Related Products of 685-91-6

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

On June 25, 2009, Liu, Julie published a patent.Reference of (S)-2-Hydroxy-N-methyl-2-phenylacetamide The title of the patent was Preparation of tetrahydroisoquinoline derivatives as orexin receptor antagonists. And the patent contained the following:

This title compounds with general formula I [wherein each Z is independently selected from hydrogen or deuterium; each R is independently selected from CD3, CD2H, CDH2, or CH3, and when each R is CH3 then at least one Z is deuterium] or pharmaceutically acceptable salts thereof were prepared as dual OX-1/OX-2 orexin receptor antagonists for the treatment of obesity, bulimia, anorexia nervosa, insomnia, narcolepsy, sleep apnea, jet-lag syndrome, or memory impairment. For example, compound II·HCl was prepared in a multi-step synthesis, with the last step being the condensation of (1S)-[1,2,3,4-tetrahydro-3,3,4,4-d4]-[6,7-dimethoxy-d6]-1-[2-[4-(trifluoromethyl)phenyl]ethyl]-isoquinoline hydrochloride (preparation given) and toluene-4-sulfonic acid [(S)-1-[(methyl-d3)carbamoyl]-1-phenylmethyl] ester (preparation given). The metabolic stability of compounds I has been tested using pooled liver microsomal incubation. The experimental process involved the reaction of (S)-2-Hydroxy-N-methyl-2-phenylacetamide(cas: 65645-88-7).Reference of (S)-2-Hydroxy-N-methyl-2-phenylacetamide

The Article related to preparation tetrahydroisoquinoline orexin receptor antagonist treatment eating disorder sleep, treatment obesity bulimia anorexia nervosa insomnia narcolepsy sleep apnea, human jet lag syndrome memory impairment treatment and other aspects.Reference of (S)-2-Hydroxy-N-methyl-2-phenylacetamide

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

On May 4, 2012, Hou, Wenduan; Zheng, Bo; Chen, Jun; Peng, Yungui published an article.COA of Formula: C15H15F3N2O2S The title of the article was Asymmetric Synthesis of Polysubstituted 4-Amino- and 3,4-Diaminochromanes with a Chiral Multifunctional Organocatalyst. And the article contained the following:

A series of multifunctional catalysts with two chiral diaminocyclohexane units were developed and successfully applied in the asym. oxa-Michael-aza-Henry cascade reaction of salicylaldimines with nitroolefins. This approach provides a simple and efficient entry to polysubstituted chiral 4-aminobenzopyrans with three consecutive stereocenters and in high yield (up to 97%) with excellent stereoselectivity (up to 98% ee and >99:1 dr). Facile access to the nonsym. optically pure 3,4-diaminochromanes was also obtained. The experimental process involved the reaction of N-[(1S,2S)-2-Amino-1,2-diphenylethyl]-1,1,1-trifluoromethanesulfonamide(cas: 167316-28-1).COA of Formula: C15H15F3N2O2S

The Article related to nitroolefin salicylaldimine chiral diaminocyclohexane thiourea asym michael henry, aminochromane stereoselective preparation, chiral diaminocyclohexane thiourea enantioselective diastereoselective michael henry catalyst and other aspects.COA of Formula: C15H15F3N2O2S

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

Kakeya, Nobuharu; Yata, Noboru; Kamada, Akira; Aoki, Masaru published an article in 1970, the title of the article was Biological activities of drugs. IX. Structure-activity relation of sulfonamide carbonic anhydrase inhibitors. 4.Application In Synthesis of 3-Nitro-4-chlorobenzenesulfonamide And the article contains the following content:

Hansch-Fujita’s equation has been applied to an anal. of the natriuretic activity of sulfonamide carbonic anhydrase inhibitors using π and πc as hydrophobic parameters, and σ, ΔpKa, Δppm and Δfr as electronic parameters. Sixteen benzenesulfonamide derivatives were satisfactorily applied to the structure-activity anal. of heterocyclic sulfonamides. It was concluded that a strong natriuretic activity was observed for sulfonamides which had an optimal hydrophobicity and low electronegativity at the sulfamoyl group or a strong inhibitory activity against carbonic anhydrase. The experimental process involved the reaction of 3-Nitro-4-chlorobenzenesulfonamide(cas: 97-09-6).Application In Synthesis of 3-Nitro-4-chlorobenzenesulfonamide

The Article related to structure activity sulfonamides antienzymic, activity structure sulfonamides antienzymic, sulfonamides antienzymic structure activity, antienzymic sulfonamides structure activity, carbonic anhydrase inhibitor structure and other aspects.Application In Synthesis of 3-Nitro-4-chlorobenzenesulfonamide

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

On August 31, 2020, Sanad, Sherif M. H.; Mekky, Ahmed E. M. published an article.Recommanded Product: 2-Chloroacetamide The title of the article was Piperazine-mediated tandem synthesis of bis(thieno[2,3-b]pyridines): Versatile precursors for related fused [1,2,4]triazolo[4,3-a]pyrimidines. And the article contained the following:

In this study, the utility of bis(cyanoacetamides) as versatile precursors to the piperazine-mediated synthesis of a wide spectrum of bis(thieno[2,3-b]pyridine) derivatives, linked to aliphatic spacers via thioethers was reported. The proposed tandem protocol involved the reaction of bis(cyanoacetamides) with two equivalent of the appropriate cinnamonitriles in dioxane in the presence of six equivalent of piperazine was refluxed for 4 h which on further addition of halogen-containing reagents afforded bis(thieno[2,3-b]pyridine) derivatives I [Ar = 4-MeOC6H4, 4-ClC6H4; Y = CN, C(O)Me, C(O)NH2, etc.; Z = CH2, (CH2)3]. Compounds I were taken as a key intermediates and reacted with formic acid/acetic anhydride/carbon disulfide afforded bis(oxopyrido[3′,2′:4,5]thieno[3,2-d]pyrimidine) derivatives II [R = H, Me; R1 = CH2, (CH2)3; Ar1 = 4-MeOC6H4, 4-ClC6H4] and III [R2 = CH2, (CH2)3]. Compounds III were reacted with the appropriate hydrazonyl chloride derivatives in dioxane in the presence of triethylamine afforded the corresponding bis([1,2,4]triazoles) with related fused pyridothienopyrimidine moiety IV [R3 = CH2, (CH2)3; Ar2 = Ph, 4-MeC6H4, 4-ClC6H4]. The experimental process involved the reaction of 2-Chloroacetamide(cas: 79-07-2).Recommanded Product: 2-Chloroacetamide

The Article related to bis thienopyridine preparation, cyanoacetamide cinnamonitrile halogen reagent tandem four component piperazine mediated, oxopyridothienopyrimidine bis preparation, acetyl pyridothienotriazolopyrimidine bis preparation and other aspects.Recommanded Product: 2-Chloroacetamide

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

Zhou, Jiadi; Ren, Quanlei; Xu, Ning; Wang, Chaodong; Song, Shengjie; Chen, Zhi; Li, Jianjun published an article in 2021, the title of the article was K2S2O8-catalyzed highly regioselective amidoalkylation of diverse N-heteroaromatics in water under visible light irradiation.SDS of cas: 685-91-6 And the article contains the following content:

A K2S2O8-catalyzed versatile C(sp2)-C(sp3) bond formation with N-heteroaromatics and γ-lactams/amides was developed. Quinoxalin-2(1H)-one, quinoline, isoquinoline, phthalazine, and benzothiazole reacted with γ-lactams/amides to give the corresponding C(sp2)-H amidoalkylation products in moderate to good yields with high regioselectivity. This visible-light-induced photocatalyst-free reaction was conducted in H2O at ambient temperature, which comply with the principles of “green chem.”. The new K2S2O8 catalytic mechanism was investigated with control experiments The experimental process involved the reaction of N,N-Diethylacetamide(cas: 685-91-6).SDS of cas: 685-91-6

The Article related to lactam azaarene potassium persulfate catalyst regioselective photochem amidoalkylation, amide azaarene potassium persulfate catalyst regioselective photochem amidoalkylation, amidoalkyl azaarene preparation green chem and other aspects.SDS of cas: 685-91-6

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

Wan, Zhaohua; Wang, Dan; Yang, Zixuan; Zhang, Heng; Wang, Shengchun; Lei, Aiwen published an article in 2020, the title of the article was Electrochemical oxidative C(sp3)-H azolation of lactams under mild conditions.Related Products of 685-91-6 And the article contains the following content:

An electrochem. oxidative direct C(sp3)-H azolation of lactams was reported under metal catalyst-free and external chem. oxidant-free conditions. This electrochem. C(sp3)-H/N-H coupling was characterized by its broad substrate scope of azoles and lactams under mild conditions at room temperature Mechanistic studies suggested that the reaction possibly involves a radical process. Moreover, the site selectivity was explained by DFT calculations More meaningfully, a gram-scale synthesis method of flow electrochem. was employed to show the scaled-up applicability of this transformation. The experimental process involved the reaction of N,N-Diethylacetamide(cas: 685-91-6).Related Products of 685-91-6

The Article related to azole lactam electrochem oxidative azolation, azolyl lactam preparation, amide azole electrochem oxidative azolation, amido azole preparation, pyrazole urea electrochem oxidative azolation, pyrazolyl urea preparation and other aspects.Related Products of 685-91-6

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