Category: amides-buliding-blocks

Abdul, Shiraazkhan; Dekkers, Dick H. W.; Ariens, Robert A. S.; Leebeek, Frank W. G.; Rijken, Dingeman C.; Uitte de Willige, Shirley published an article in 2020, the title of the article was On the localization of the cleavage site in human alpha-2-antiplasmin, involved in the generation of the non-plasminogen binding form.COA of Formula: C2H4ClNO And the article contains the following content:

The C-terminus of α2AP is crucial for the initial interaction with plasmin(ogen) and the rapid inhibitory mechanism. Approx. 35% of circulating α2AP has lost its C-terminus (non-plasminogen binding α2AP/NPB-α2AP) and thereby its rapid inhibitory capacity. The C-terminal cleavage site of α2AP is still unknown. A com. available monoclonal antibody against α2AP (TC 3AP) detects intact but not NPB-α2AP, suggesting that the cleavage site is located N-terminally from the epitope of TC 3AP. For epitope mapping of TC 3AP, com. available plasma purified α2AP was enzymically digested with Asp-N, Glu-C, or Lys-N. The resulting peptides were immunoprecipitated using TC 3AP-loaded Dynabeads Protein G. Bound peptides were eluted and analyzed by liquid chromatog.-tandem mass spectometry (LC-MS/MS). To localize the C-terminal cleavage site precisely, α2AP (intact and NPB) was purified from plasma and analyzed by LC-MS/MS after enzymic digestion with Arg-C. LC-MS/MS data from plasma purified α2AP showed that NPB-α2AP results from cleavage at Gln421-Asp422 as preferred site, but also after Leu417, Glu419, Gln420, or Asp422. The C-terminal cleavage site of human α2AP is located N-terminally from the TC 3AP epitope. Because C-terminal cleavage of α2AP can occur after multiple residues, different proteases may be responsible for the generation of NPB-α2AP. The experimental process involved the reaction of 2-Chloroacetamide(cas: 79-07-2).COA of Formula: C2H4ClNO

The Article related to alpha 2 antiplasmin amino acid proteolysis protein localization, alpha-2-antiplasmin, epitope mapping, mass spectrometry, proteolysis, western blot, Placeholder for records without volume info and other aspects.COA of Formula: C2H4ClNO

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Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

On August 31, 2022, Sobh, Eman A.; Khalil, Nadia A.; Faggal, Samar I.; Hassan, Marwa S. A. published an article.Application of 79-07-2 The title of the article was New benzothienopyrimidine derivatives as dual EGFR/ARO inhibitors: Design, synthesis, and their cytotoxic effect on MCF-7 breast cancer cell line. And the article contained the following:

New cytotoxic agents based on benzothienopyrimidine scaffold were designed, synthesized, and evaluated against the MCF-7 breast cancer line in comparison to erlotinib and letrozole as reference drugs. Eight compounds demonstrated up to 20-fold higher anticancer activity than erlotinib, and five of these compounds were up to 11-fold more potent than letrozole in MTT assay. The most promising compounds were evaluated for their inhibitory activity against EGFR and ARO enzymes. Compound 12, which demonstrated potent dual EGFR and ARO inhibitory activity with IC50 of 0.045 and 0.146 μM, resp., was further evaluated for caspase-9 activation, cell cycle anal., and apoptosis. The results revealed that the tested compound 12 remarkably induced caspase-9 activation (IC50 = 16.29 ng/mL) caused cell cycle arrest at the pre-G1/G1 phase and significantly increased the concentration of cells at both early and late stage of apoptosis. In addition, it showed a higher safety profile on normal MCF-10A cells, and higher antiproliferative activity on cancer cells (IC50 = 8.15 μM) in comparison to normal cells (IC50 = 41.20 μM). It also revealed a fivefold higher selectivity index than erlotinib towards MCF-7 cancer cells. Docking studies were performed to rationalize the dual inhibitory activity of compound 12. The experimental process involved the reaction of 2-Chloroacetamide(cas: 79-07-2).Application of 79-07-2

The Article related to benzothienopyrimidine derivative preparation aromatase egfr inhibitor antitumor activity, aro and egfr inhibitors, benzothienopyrimidine, cytotoxic, Placeholder for records without volume info and other aspects.Application of 79-07-2

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Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Sharma, Priyanka; Joshi, Tushar; Mathpal, Shalini; Chandra, Subhash; Tamta, Sushma published an article in , the title of the article was In silico identification of antidiabetic target for phytochemicals of A. marmelos and mechanistic insights by molecular dynamics simulations.HPLC of Formula: 456-12-2 And the article contains the following content:

The leaves and fruits of Aegle marmelos (L.) have antidiabetic activity. However, the mode of action and mols. having antidiabetic activity are not known. Hence, we conducted mol. docking of phytochems. with various mol. antidiabetic targets to find the same. Docking prioritized Dipeptidyl peptidase-4 (DPP-4) as the main target for phytochems. of Aegle marmelos. DPP-4 inactivates intestinal peptides, glucagon-like peptide-1 (GLP-1), and Gastric inhibitory polypeptide (GIP). GLP-1 and GIP stimulate a decline in blood glucose levels, but DPP-4 inhibits their functions resulting high level of glucose. Hence inhibiting the activity of DPP-4 is a well-known strategy to treat Type 2 diabetes. Therefore, to find a mechanism that may be involved to act as a natural inhibitor of DPP-4, we screened five phytochems. out of seventy-three based on Virtual Screening, ADMET Drug-likeness anal., and PAINS filtering. Further, all five phytochems., i.e. Aegeline, Citral, Marmesinin, Auraptene, β-Bisabolene, and reference compound subjected MDS for analyzing the stability of docked complexes to assess the fluctuation and conformational changes during protein-ligand interaction. The values of RMSD, RG, RMSF, SASA, and Gibbs energy revealed the good stability of these phytochems. in the active site pocket of DPP-4 in comparison to reference Addnl., we have done the pharmacophore anal., which revealed many common pharmacophore features between screened phytochems. of A. marmelos and reference mol. Our results show that these phytochems. are potential antidiabetic candidates and can be further modified and evaluated to develop more effective antidiabetic drugs against DPP-4 to treat Type 2 Diabetes. The experimental process involved the reaction of N-(2-Hydroxy-2-(4-methoxyphenyl)ethyl)cinnamamide(cas: 456-12-2).HPLC of Formula: 456-12-2

The Article related to aegle marmelos phytochem antidiabetic mol dynamics simulation, aegle marmelos, dpp-4, type 2 diabetes, igemdock, molecular dynamics simulations, Placeholder for records without volume info and other aspects.HPLC of Formula: 456-12-2

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

On September 27, 2022, Duss, Michael; Soto, Miguel A.; Patrick, Brian O.; MacLachlan, Mark J. published an article.Safety of 1,3-Diphenylurea The title of the article was A Supramolecular Strategy for the Synthesis of Cyclic Oligomers and Polymers by Ring Expansion. And the article contained the following:

Ring-opening metathesis polymerization (ROMP) of strained macrocycles is a key method to prepare diverse polymers. However, lack of ring strain in most macrocycles is an impediment to polymerization In this paper, the polymerization/oligomerization of unstrained macrocycles was achieved using a supramol. approach, leading selectively to cyclic products. Di-Ph thiourea and other guest mols. were used as additives to the ROMP reaction of unstrained macrocycles. An intermediate host-guest complex leads to the stabilization of the open form of the macrocycle after treatment with Grubbs catalysts, thereby favoring polymerization by inhibiting the ring-closing reaction back to the monomer. This proof-of-concept enables ring-expansion polymerization of unstrained macrocycles leading to cyclic polymers with mol. weights up to 6700 Da. The experimental process involved the reaction of 1,3-Diphenylurea(cas: 102-07-8).Safety of 1,3-Diphenylurea

The Article related to supramol cyclic oligomer polymer ring expansion, cyclic polymers, host-guest chemistry, macrocycle, olefin metathesis, supramolecular chemistry, Chemistry of Synthetic High Polymers: Other and other aspects.Safety of 1,3-Diphenylurea

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Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Pan, Jie; Li, Haocong; Sun, Kai; Tang, Shi; Yu, Bing published an article in 2022, the title of the article was Visible-Light-Induced Decarboxylation of Dioxazolones to Phosphinimidic Amides and Ureas.Application of 102-07-8 And the article contains the following content:

A visible-light-induced external catalyst-free decarboxylation of dioxazolones was realized for the bond formation of N = P and N-C bonds to access phosphinimidic amides and ureas. Various phosphinimidic amides and ureas (47 examples) were synthesized with high yields (up to 98%) by this practical strategy in the presence of the system′s ppm Fe. The experimental process involved the reaction of 1,3-Diphenylurea(cas: 102-07-8).Application of 102-07-8

The Article related to dioxazolone phosphinimidic amide urea visible light decarboxylation, decarboxylation, dioxazolones, phosphinimidic amides, ureas, visible light, Placeholder for records without volume info and other aspects.Application of 102-07-8

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Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Chang, Qiaoying; Ge, Lijuan; Li, Jian; Qiu, Guoyu; Wu, Fuxiang; Zhang, Hongyan; Xu, Fenghua; Zhu, Renyuan; Qi, Pengfei; Bai, Ruobin; Ren, Fazheng published an article in 2021, the title of the article was Automated QuEChERS for the determination of 482 pesticide residues in Radix codonopsis by GC-Q-TOF/MS and LC-Q-TOF/MS.COA of Formula: C13H12N2O And the article contains the following content:

A rapid procedure for the determination of 482 pesticide residues in Chinese Materia Medica by GC-Q-TOF/MS and LC-Q-TOF/MS (379 pesticides for LC, 327 pesticides for GC, and 226 pesticides for both) was developed. Radix codonopsis was chosen as the matrix for verification, and a comparative study on the QuEChERS sample preparation was carried out, between a fully automated workstation and manual operation, in terms of limits of quantitation, recovery rate and RSD at 3 spiked levels of 10渭g kg-1, 20渭g kg-1 and 100渭g kg-1. In the linear range of each pesticide in a concentration range of 5-100渭g L-1, the linear correlation coefficients R2 of 85% of the pesticides for GC and 88% for LC were equal to or greater than 0.990. Taking recovery 70-120% and RSD 鈮?20% as the satisfactory standard, the automated workstation performed better at 10渭g kg-1 and 20渭g kg-1 than manual operation, and the numbers of satisfactory pesticides of GC & LC were 401 and 418 for the automated approach, and 378 and 400 for manual, while the two approaches were almost even at 100渭g kg-1, 421 vs. 424. Besides, the automated workstation presented lower RSD (more pesticides 鈮?0%) and better recovery quality (more pesticides within 90-110%). Following the method verification, 50 Radix codonopsis samples purchased from local markets were prepared with the automated workstation and analyzed by GC and LC-Q-TOF/MS. 18 pesticides were detected in 38 samples, one of which was a highly toxic pesticide. The automated QuEChERS workstation can handle 40 samples in one cycle within 6 h, and realize whole-process automation covering from samples after “weighing” to “injection into vials”. The batch-to-batch, day-to-day, and lab-to-lab consistency and 24 x 7 workability of the automated solution have demonstrated a promising and ideal replacement for manual operation in sample preparation The experimental process involved the reaction of 1,3-Diphenylurea(cas: 102-07-8).COA of Formula: C13H12N2O

The Article related to radix codonopsis pesticide residue gcq lcq tofms, Pharmaceutical Analysis: Inorganic Compounds and other aspects.COA of Formula: C13H12N2O

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

Riyanto, Sugeng published an article in 2008, the title of the article was Spectral analysis of aegelin isolated from maja leaves (Aegle marmelos Corr.).Category: amides-buliding-blocks And the article contains the following content:

Aegelin is an alkaloid which isolated from Maja (Aegle marmelos Corr.) leaves. The mol. structure of the compound contains a chiral carbon atom. In our earlier publications the existence and influence of a chiral carbon atom have not been discussed yet. The existing of the chiral carbon atom gave rise two pair of doublets at 未 3.67 J=3.4 Hz and 未 3.43 J=8.5 Hz in the proton NMR spectrum. The doublets are signal of two proton which attached on adjacent atom of the chiral carbon atom which is confirmed by the two dimension NMR spectrum (HMQC). The two protons are magnetic unequivalent which cause their chem. shifts are different. The protons appear as two doublet with different J value because its couple to a proton attached at the chiral carbon atom and the spin-spin splitting is observed The existence of the two pairs of the doublets at 未 3.67 d,J=3.4 Hz and 未 3.42 d,J=8.5 Hz because the isolated aegelin from E. marmelos leaves contains of its enantiomer. The experimental process involved the reaction of N-(2-Hydroxy-2-(4-methoxyphenyl)ethyl)cinnamamide(cas: 456-12-2).Category: amides-buliding-blocks

The Article related to aegelin stereochem nmr maja leaf aegle marmelos, Plant Biochemistry: Composition and Products and other aspects.Category: amides-buliding-blocks

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Amide – an overview | ScienceDirect Topics

Jose, Sindhu; Ragunathan, V.; Arunachalam, Thangakumar; Joseph, Milesh; Madipatti, Satish published an article in 2016, the title of the article was Extraction, isolation and analytical characterisation of aegeline enantiomers from Aegle marmelos.Related Products of 456-12-2 And the article contains the following content:

Aegeline or N-[2-hydroxy-2(4-methoxyphenyl)-ethyl]-3-phenyl-2-propenamide is a main alkaloid isolated from the leaves of Aegle marmelos (bael). The plant is extensively used in the Indian traditional system of medicine viz. Ayurveda . It soothes impaired kapha, vata, body pain, poison, diarrhea, dysentery, vomiting and intermittent fever. Its leaves are known as a cure for asthma, inflammation, cough and diabetes. The leaves are trifoliate and aromatic They have a shape, intermediate between ovate and lanceolate with reticulate pinnate venation. The present work was undertaken to provide an easy and reliable method for the extraction and isolation of Aegeline (N-[2-hydroxy-2-(4-methoxyphenyl)ethyl]-3-phenyl-2-propenamide) using high performance liquid chromatog. (HPLC). The study also included the separation of the two enantiomers of Aegeline using chiral HPLC, its crystallog. structure, activity of the two enantiomers on cervical cancer and a NMR (NMR) method for the enantiomeric purity determination of collected fractions. Linear calibration curves were obtained over the range of 0.7 – 5mM for enantiomer-2 (R2 = 0.998). This study was undertaken with the intention to develop a fast and reliable method for the enantiomeric purity determination of Aegeline and related compounds The experimental process involved the reaction of N-(2-Hydroxy-2-(4-methoxyphenyl)ethyl)cinnamamide(cas: 456-12-2).Related Products of 456-12-2

The Article related to aegle leaf aegeline enantiomer anticancer, Plant Biochemistry: Composition and Products and other aspects.Related Products of 456-12-2

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Amide – an overview | ScienceDirect Topics

On November 2, 1981, Sharma, B. R.; Rattan, R. K.; Sharma, Perveen published an article.Recommanded Product: N-(2-Hydroxy-2-(4-methoxyphenyl)ethyl)cinnamamide The title of the article was Constituents of Aegle marmelos. Part III. Marmeline, an alkaloid, and other components of unripe fruits of Aegle marmelos. And the article contained the following:

A new alkaloid, marmeline, was isolated from unripe fruits of A. marmelos and identified as N-2-hydroxy-2-[4-(3′,3′-dimethylallyloxy)phenyl]ethyl cinnamide. Aegeline, imperatorin, alloimperatorin, and xanthotoxol were also present. The experimental process involved the reaction of N-(2-Hydroxy-2-(4-methoxyphenyl)ethyl)cinnamamide(cas: 456-12-2).Recommanded Product: N-(2-Hydroxy-2-(4-methoxyphenyl)ethyl)cinnamamide

The Article related to aegle alkaloid marmeline structure, Plant Biochemistry: Composition and Products and other aspects.Recommanded Product: N-(2-Hydroxy-2-(4-methoxyphenyl)ethyl)cinnamamide

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Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

On February 24, 1983, Govindachari, Tuticorin R.; Premila, Manakkal S. published an article.Computed Properties of 456-12-2 The title of the article was Some alkaloids from Aegle marmelos. And the article contained the following:

Four new alkaloids, 4-ROC6H4ZNHCOCH:CHPh [I ; R = CH2CH:CMe2, Z = (CH2)2, CH(OH)CH2; R = H, Z = CH(OH)CH2; R = Me, Z = CH:CH], were isolated from dry leaves of A. marmelos. Also isolated were aegeline [I ; R = H, Z = CH(OH)CH2] and a purple alkaloid of unknown structure. The experimental process involved the reaction of N-(2-Hydroxy-2-(4-methoxyphenyl)ethyl)cinnamamide(cas: 456-12-2).Computed Properties of 456-12-2

The Article related to aegle alkaloid structure, Plant Biochemistry: Composition and Products and other aspects.Computed Properties of 456-12-2

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