Author: Jessica.F

On November 30, 2021, Zhang, Ying-Qi; Chen, Yang-Bo; Liu, Ji-Ren; Wu, Shao-Qi; Fan, Xin-Yang; Zhang, Zhi-Xin; Hong, Xin; Ye, Long-Wu published an article.Reference of 2-Methoxynaphthalene The title of the article was Asymmetric dearomatization catalysed by chiral Bronsted acids via activation of ynamides. And the article contained the following:

The chiral Bronsted acids enable the catalytic asym. dearomatization reactions of naphthols- phenols- RCCN(R1)R2 (R = 2-(4-hydroxynaphthalen-1-yl)benzen-1-yl, 2-(4-hydroxy-1,4,5,6,7,8-hexahydronaphthalen-1-yl)benzen-1-yl, 2-(2-hydroxyphenyl)benzen-1-yl, etc.; R1 = Ms, Ts, Bs, etc.; R2 = Ph, naphthalen-2-yl, n-Bu, etc.) and pyrrole-ynamides R3(CH2)2NCC(R1)R2 (R3 = 2,5-dimethyl-1H-pyrrol-1-yl, 2-methyl-5-(thiophen-3-yl)-1H-pyrrol-1-yl, 2-methyl-5-phenyl-1H-pyrrol-1-yl, etc.) by the direct activation of alkynes. This method leads to the practical and atom-economic construction of various valuable spirocyclic enones I (R4 = H, 6-F, benzene-1,2-bis(yl), 5-Cl, etc.) and II, 2H-pyrroles III (R5 = Me, Ph, thiophen-2-yl, etc.; R6 = Me, Et) that bear a chiral quaternary carbon stereocenter in generally good-to-excellent yields with excellent chemo-, regio- and enantioselectivities. The activation mode of chiral Bronsted acid catalysis revealed in this study is expected to be of broad utility in catalytic asym. reactions that involve ynamides and the related heteroatom-substituted alkynes. The experimental process involved the reaction of 2-Methoxynaphthalene(cas: 93-04-9).Reference of 2-Methoxynaphthalene

The Article related to spirocyclic enone preparation regioselective chemoselective diastereoselective, naphthol ynamide preparation asym dearomatization bronsted acid catalyst, phenol ynamide preparation asym dearomatization bronsted acid catalyst, pyrrole preparation regioselective chemoselective diastereoselective and other aspects.Reference of 2-Methoxynaphthalene

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On November 4, 2016, Lansakara, Ashabha I.; Mariappan, S. V. Santhana; Pigge, F. Christopher published an article.Synthetic Route of 929-37-3 The title of the article was Alkylidene Dihydropyridines As Synthetic Intermediates: Model Studies toward the Synthesis of the Bis(piperidine) Alkaloid Xestoproxamine C. And the article contained the following:

Results of model studies demonstrating a stereoselective synthetic route to tricyclic analogs of the bis(piperidine) alkaloid xestoproxamine C are presented. Dearomatization of a tricyclic pyridine derivative to afford an alkylidene dihydropyridine (anhydrobase) intermediate followed by catalytic heterogeneous hydrogenation was used to install the correct relative stereochem. about the bis(piperidine) ring system. Other key features of these model studies include development of an efficient ring-closing metathesis procedure to prepare macrocyclic derivatives of 3,4-disubstituted pyridines, intramol. cyclizations of alkylidene dihydropyridines to establish pyridine-substituted pyrrolidines and piperidines, successful homologation of pyridine-4-carboxaldehydes using formaldehyde di-Me thioacetal monoxide (FAMSO), and application of B-alkyl Suzuki coupling to assemble substituted pyridines. The experimental process involved the reaction of 2-(2-(Vinyloxy)ethoxy)ethanol(cas: 929-37-3).Synthetic Route of 929-37-3

The Article related to xestoproxamine c analog stereoselective synthesis alkylidenedihydropyridine intermediate model study, dearomatization tricyclic pyridine derivative alkylidenedihydropyridine, stereoselective hydrogenation alkylidenedihydropyridine, ring closing macrocyclization xestoproxamine c analog synthesis and other aspects.Synthetic Route of 929-37-3

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On May 29, 1991, Dubroeucq, Marie Christine; Moutonnier, Claude; Peyronel, Jean Francois; Tabart, Michel; Truchon, Alain published a patent.Application In Synthesis of (S)-2-(2-Methoxyphenyl)propanoic acid The title of the patent was Preparation of 2-(phenylacetyl)-7,7-diphenylperhydroisoindol-4-ones and analogs as substance P antagonists. And the patent contained the following:

Title compounds [I; R = H; RR = bond; R4 = Ph, halophenyl, tolyl; R5 = C(:X)CHR1R2; R1 = (un)substituted Ph, alkyl, alkoxy, etc.; R2 = H, halo, OH, alkyl, etc.; X = O, S, NR3; R3 = H, dialkylamino, (un)substituted alkyl] were prepared Thus, 4,4-diphenyl-2-cyclohexenone was cyclocondensed with PhCH2N(CH2OBu)CH2SiMe3 to give, after debenzylation and optical resolution, (3aR, 7aR)-I (R = H, R4 = Ph) (II; R5 = H) which was condensed with 2-(Me2N)C6H4CH2CO2H to give II [R5 = COCH2C6H4(NMe2)-2]. The latter gave 80% inhibition of behavioral effects induced by substance P at 10 mg/kg s.c. I drug formulations were prepared The experimental process involved the reaction of (S)-2-(2-Methoxyphenyl)propanoic acid(cas: 81616-80-0).Application In Synthesis of (S)-2-(2-Methoxyphenyl)propanoic acid

The Article related to isoindolone acyldiphenylperhydro substance p antagonist, analgesic acyldiphenylperhydroisoindolone preparation, antiinflammatory acyldiphenylperhydroisoindolone preparation, antiallergic acyldiphenylperhydroisoindolone preparation, nervous system agent acyldiphenylperhydroisoindolone preparation and other aspects.Application In Synthesis of (S)-2-(2-Methoxyphenyl)propanoic acid

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On October 12, 2006, Connolly, Stephen; Skrinjar, Marco published a patent.Reference of 3-(2-Methoxyphenoxy)benzaldehyde The title of the patent was Preparation of novel diazaspiroalkanes and their use for treatment of CCR8 mediated diseases. And the patent contained the following:

The title compounds I [R = pyridine N-oxide; R1 = II, III; R3 = OMe, OEt; R4 = H, OMe, OEt], useful in treating CCR8 mediated diseases such as asthma, COPD and rhinitis, were prepared E.g., a multi-step synthesis of IV, starting from tert-Bu 3,9-diazaspiro[5.5]undecane-3-carboxylate hydrochloride and 3-phenoxybenzaldehyde, was given. IV showed IC50 of 2.67 μM against human recombinant chemokine CCR8 receptor binding. Pharmaceutical compositions containing compounds I and their use in therapy are disclosed. The experimental process involved the reaction of 3-(2-Methoxyphenoxy)benzaldehyde(cas: 66855-92-3).Reference of 3-(2-Methoxyphenoxy)benzaldehyde

The Article related to diazaspiroalkane diazaspiroundecane preparation chemokine ccr8 mediated disease treatment, antiasthmatic diazaspiroalkane diazaspiroundecane preparation, chronic obstructive pulmonary disease diazaspiroalkane diazaspiroundecane preparation, rhinitis diazaspiroalkane diazaspiroundecane preparation and other aspects.Reference of 3-(2-Methoxyphenoxy)benzaldehyde

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On October 12, 2006, Connolly, Stephen; Skrinjar, Marco published a patent.Quality Control of 3-(2-Methoxyphenoxy)benzaldehyde The title of the patent was Preparation of novel diazaspiroalkanes and their use for treatment of CCR8 mediated diseases. And the patent contained the following:

The title compounds I [R = (un)substituted pyridin-2-one or N-alkyl pyridin-2-one; R1 = II, III; R3, R4 = OMe, OEt], useful in treating CCR8 mediated diseases such as asthma, COPD and rhinitis, were prepared E.g., a multi-step synthesis of IV, starting from tert-Bu 3,9-diazaspiro[5.5]undecane-3-carboxylate hydrochloride and 2-(2-methoxyphenoxy)benzaldehyde, was given. IV showed IC50 of 0.044 μM against human recombinant chemokine CCR8 receptor binding. Pharmaceutical compositions containing compounds I and their use in therapy are disclosed. The experimental process involved the reaction of 3-(2-Methoxyphenoxy)benzaldehyde(cas: 66855-92-3).Quality Control of 3-(2-Methoxyphenoxy)benzaldehyde

The Article related to diazaspiroalkane diazaspiroundecane preparation chemokine ccr8 mediated disease treatment, antiasthmatic diazaspiroalkane diazaspiroundecane preparation, chronic obstructive pulmonary disease diazaspiroalkane diazaspiroundecane preparation, rhinitis diazaspiroalkane diazaspiroundecane preparation and other aspects.Quality Control of 3-(2-Methoxyphenoxy)benzaldehyde

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On October 12, 2006, Connolly, Stephen; Linnanen, Tero; Skrinjar, Marco published a patent.Recommanded Product: 66855-92-3 The title of the patent was Preparation of novel diazaspiroalkanes and their use for treatment of CCR8 mediated diseases. And the patent contained the following:

The title compounds I [R = II, III (wherein R2, R3 = NR8C(O)CO2H, O(alkyl)CO2H, alkyl(CO2H), CO2H; R4, R5 = halo, CF3, alkyl; p, q = 0-2; R8 = H, alkyl); R1 = IV, V; R6, R7 = H, OMe, OEt], useful in treating CCR8 mediated diseases such as asthma, COPD and rhinitis, were prepared E.g., a multi-step synthesis of VI, starting from tert-Bu 3,9-diazaspiro[5.5]undecane-3-carboxylate hydrochloride and 2-phenoxybenzaldehyde, was given. VI showed IC50 of 0.643 μM against human recombinant chemokine CCR8 receptor binding. Pharmaceutical compositions containing compounds I and their use in therapy are disclosed. The experimental process involved the reaction of 3-(2-Methoxyphenoxy)benzaldehyde(cas: 66855-92-3).Recommanded Product: 66855-92-3

The Article related to diazaspiroalkane diazaspiroundecane preparation chemokine ccr8 mediated disease treatment, antiasthmatic diazaspiroalkane diazaspiroundecane preparation, chronic obstructive pulmonary disease diazaspiroalkane diazaspiroundecane preparation, rhinitis diazaspiroalkane diazaspiroundecane preparation and other aspects.Recommanded Product: 66855-92-3

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On February 17, 2017, Ali, Wajid; Dahiya, Anjali; Pandey, Ramdhari; Alam, Tipu; Patel, Bhisma K. published an article.Electric Literature of 157869-15-3 The title of the article was Microwave-Assisted Cascade Strategy for the Synthesis of Indolo[2,3-b]quinolines from 2-(Phenylethynyl)anilines and Aryl Isothiocyanates. And the article contained the following:

Indoloquinolines I (R = Ph, 4-MeC6H4, 4-MeOC6H4, 4-FC6H4, 1-naphthyl; R1 = H, Me, F, Br; R2 = H, Me, t-Bu, MeO, Cl, F) were prepared in 59-83% yields by the cyclocondensation of o-(arylalkynyl)anilines 2-(RCC)-4-R1C6H3NH2 (R = Ph, 4-MeC6H4, 4-MeOC6H4, 4-FC6H4, 1-naphthyl; R1 = H, Me, F, Br) with aryl isothiocyanates 4-R2C6H4NCS (R2 = H, Me, t-Bu, MeO, Cl, F) mediated by Ag2CO3 in DMSO under microwave irradiation at 130°. A phenylethynylphenyl Ph thiourea underwent cyclocondensation in the presence of Ag2CO3, while a phenylethynylphenyl Ph carbodiimide underwent cyclization in both the presence of absence of Ag2CO3; Ag2S was formed as a monoclinic acanthite phase from the reaction as characterized by powder X-ray diffraction and energy-dispersive X-ray diffraction. The experimental process involved the reaction of 2-((4-Methoxyphenyl)ethynyl)aniline(cas: 157869-15-3).Electric Literature of 157869-15-3

The Article related to indoloquinoline preparation, silver mediated cyclocondensation aryl isothiocyanate arylalkynylaniline microwave irradiation, cascade reaction aryl isothiocyanate arylalkynylaniline mediated silver carbonate, mechanism cascade reaction aryl isothiocyanate arylalkynylaniline mediated silver carbonate and other aspects.Electric Literature of 157869-15-3

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On May 24, 2021, Ftouh, Soumia; Bourgeade-Delmas, Sandra; Belkadi, Mohamed; Deraeve, Celine; Hemmert, Catherine; Valentin, Alexis; Gornitzka, Heinz published an article.COA of Formula: C13H11BrS The title of the article was Synthesis, Characterization, and Antileishmanial Activity of Neutral Gold(I) Complexes with N-heterocyclic Carbene Ligands Bearing Sulfur-Containing Side Arms. And the article contained the following:

With an estimated annual incidence of one million cases, leishmaniasis is one of the top five vector-borne diseases. Currently available medical treatments involve side effects, including toxicity, nonspecific targeting, and resistance development. Thus, new antileishmanial chem. entities are of the utmost importance to fight against this disease. The authors showed in previous studies that Au(I) complexes bearing N-heterocyclic carbene (NHC) ligands with N- or S-containing side arms have interesting biol. activities in the field of cancer, malaria and leishmaniasis. The present study evaluates the in vitro antileishmanial effects on L. infantum axenic amastigotes and their cytotoxicity for the human THP1 cell line of a new family of six new imidazolium salts and their corresponding neutral (NHC)AuICl complexes. All new compounds were characterized by classical anal. methods, and five Au complexes were analyzed by x-ray structure determinations One proligand has moderate activity (IC50 = 8.24μM) while four of the six Au complexes have IC50 values in the low or sub μM range (0.15-1.3μM), including three with selectivity index (SI) values between 46 and 108. These results suggest remarkable leishmanicidal activity in vitro for three new neutral (NHC)Au(I)Cl complexes, making them candidates for further in vivo studies, which are under study. The experimental process involved the reaction of Benzyl(4-bromophenyl)sulfane(cas: 53136-21-3).COA of Formula: C13H11BrS

The Article related to gold arylimidazolylidene complex sulfur side arm preparation antileishmanial activity, crystal structure gold arylimidazolylidene complex sulfur containing side arm, mol structure gold arylimidazolylidene complex sulfur containing side arm, arylimidazolylidene ligand preparation reaction gold chloride and other aspects.COA of Formula: C13H11BrS

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On March 20, 2020, Mi, Yan; Yao, Jiabin; Ma, Jingyu; Dai, Ling; Xiao, Chao; Wu, Wanhua; Yang, Cheng published an article.Electric Literature of 150-78-7 The title of the article was Fulleropillar[4]arene: The Synthesis and Complexation Properties. And the article contained the following:

A pillar[4]arene monoquinone (prepared by oxidation of permethylpillar[5]arene) underwent ring opening mediated by Cs2CO3 in DMF to yield the multihydroquinone ether dialdehyde I in 5% yield. The regioselective Prato reaction of I with fullerene C60-Ih and sarcosine yielded a trans-4 macrocyclic bisadduct as the major product in 12% yield. The fulleropillararene macrocycle formed a 1:1 complex with 4,4′-bis(dodecyl)-1,1′-bipyridinium dibromide with a binding constant of > 6500 M-1, a significantly stronger affinity than the binding of the viologen to either permethyl pillar[5]arene or the parent pillararene monoquinone. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Electric Literature of 150-78-7

The Article related to multihydroquinone ether aldehyde preparation, fullerene pillararene macrocycle regioselective preparation complexation viologen, base mediated ring opening pillararene, regioselective prato reaction c60 fullerene multihydroquinone ether aldehyde, complexation dodecylviologen fullerene pillararene macrocycle and other aspects.Electric Literature of 150-78-7

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On April 30, 2022, Toupalas, Georgios; Morandi, Bill published an article.Recommanded Product: 93-04-9 The title of the article was Non-innocent electrophiles unlock exogenous base-free coupling reactions. And the article contained the following:

Introduced a unifying strategy that eliminates the need for an exogenous base through the use of non-innocent electrophiles (NIE), which were equipped with a masked base that was released in a controlled fashion during the reaction. The universal applicability of this concept were demonstrated by turning multiple, traditionally base-dependent, catalytic reactions into exogenous base-free homogeneous processes. Furthermore, the advantageous features of NIEs were demonstrated in multiple applications, such as in a micromole-scale fluorescence-based assay. This led to the discovery of a Ni-catalyzed deoxygenation reaction of aryl carbamates using isopropanol as a benign reductant. In a broader context, this work provided a conceptual blueprint for the strategic utilization of NIEs in catalysis. The experimental process involved the reaction of 2-Methoxynaphthalene(cas: 93-04-9).Recommanded Product: 93-04-9

The Article related to aryl isopropylcarbamate amine nickel catalyst buchwald hartwig amination fluorescence, arylamine preparation, terminal alkene aryl isopropylcarbamate nickel catalyst mizoroki heck reaction, arylalkene preparation, arylboronic acid aryl isopropylcarbamate nickel catalyst suzuki miyaura coupling, biaryl preparation and other aspects.Recommanded Product: 93-04-9

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