Category: amides-buliding-blocks

Palmer, James T. published the artcileDesign and synthesis of tri-ring P₃ benzamide-containing aminonitriles as potent, selective, orally effective inhibitors of cathepsin K, HPLC of Formula: 14294-10-1, the publication is Journal of Medicinal Chemistry (2005), 48(24), 7520-7534, database is CAplus and MEDLINE.

A series of achiral aminoacetonitriles, bearing tri-ring benzamide moieties and an aminocyclohexanecarboxylate residue was prepared This combination of binding elements resulted in sub-250 pM, reversible, selective, and orally bioavailable cathepsin K inhibitors. Lead compounds displayed single digit nanomolar inhibition in vitro (of rabbit osteoclast-mediated degradation of bovine bone). The best compound in this series, I (CRA-013783/L-006235), was orally bioavailable in rats, with a terminal half-life of over 3 h. I was dosed orally in ovariectomized rhesus monkeys once per day for 7 days. Collagen breakdown products were reduced by up to 76% dose-dependently. Plasma concentrations of I above the bone resorption IC₅₀ after 24 h indicated a correlation between functional cellular and in vivo assays. Inhibition of collagen breakdown by cathepsin K inhibitors suggests this mechanism of action may be useful in osteoporosis and other indications involving bone resorption.

Journal of Medicinal Chemistry published new progress about 14294-10-1. 14294-10-1 belongs to amides-buliding-blocks, auxiliary class Morpholine,Thiourea,Amine,Amide, name is Morpholine-4-carbothioamide, and the molecular formula is C5H10N2OS, HPLC of Formula: 14294-10-1.

Referemce:
https://en.wikipedia.org/wiki/Amide,
Amide – an overview | ScienceDirect Topics

Epsztajn, J. published the artcileApplication of organolithium and related reagents in synthesis. Part XII. Synthesis of phenyl- and pyridylpyridopyridazinones and their derivatives, Formula: C10H14N2O, the publication is Monatshefte fuer Chemie (1993), 124(5), 549-58, database is CAplus.

The pyridazinones I (R = 2-pyridyl, Ph), II (R = 3-pyridyl, Ph) and III (R = 4-pyridyl, Ph) were prepared from ketoamides, e.g. 4-benzoyl-N,N-diisopropyl-3-pyridinecarboxamide (IV) and 3-benzoyl-N,N-diisopropyl-4-pyridinecarboxamide (V), and hydrazine hydrate. From ketoamides IV and V in addition to the expected pyridopyridazinones II (R = Ph) and III (R = Ph) also aminopyridopyridazines VI and VII were formed. The pyridopyridazinones were alkylated with alkyl iodides.

Monatshefte fuer Chemie published new progress about 530-40-5. 530-40-5 belongs to amides-buliding-blocks, auxiliary class Pyridine,Amine,Amide, name is N,N-Diethylisonicotinamide, and the molecular formula is C10H14N2O, Formula: C10H14N2O.

Referemce:
https://en.wikipedia.org/wiki/Amide,
Amide – an overview | ScienceDirect Topics

Katritzky, Alan R. published the artcile1-Cyanobenzotriazole: a safe and convenient source of ⁺CN, Related Products of amides-buliding-blocks, the publication is Revue Roumaine de Chimie (1991), 36(4-7), 573-80, database is CAplus.

Readily available 1-cyanobenzotriazole I is a convenient reagent for the conversion of secondary amines R¹R²NH (dioctylamine, dibenzylamine, pyrrolidine, etc.) into the corresponding cyanamides, R¹R²NCN. Exploratory work with primary amines and with mercaptans is also reported.

Revue Roumaine de Chimie published new progress about 2451-91-4. 2451-91-4 belongs to amides-buliding-blocks, auxiliary class Nitrile,Amine,Benzene, name is N,N-Dibenzylcyanamide, and the molecular formula is C15H14N2, Related Products of amides-buliding-blocks.

Referemce:
https://en.wikipedia.org/wiki/Amide,
Amide – an overview | ScienceDirect Topics

Epsztajn, Jan published the artcileApplications of organolithium and related reagents in synthesis. Part 4. A general study of the reactions of N,N-dialkylpyridinecarboxamides with lithium diisopropylamide, Safety of N,N-Diethylisonicotinamide, the publication is Journal of Chemical Research, Synopses (1986), 18-19, database is CAplus.

Treatment of N,N-diisopropylpyridinecarboxamides with (Me₂CH)₂NLi (I) gave the corresponding lithiated amides regioselectively and reversibly. The lithiated amides were stable at -78°, but underwent self-addition to the parent compounds at higher temperatures and underwent trapping by a variety of carbonyl electrophiles to give a range of substituted products. E.g., treatment of N,N-diisopropylnicotinamide with I in Et₂O-C₆H₆ at -78° for 1 h, followed by addition of BzNMe₂ and stirring 2 h, gave 73% 4-benzoyl-N,N-diisopropylnicotinamide.

Journal of Chemical Research, Synopses published new progress about 530-40-5. 530-40-5 belongs to amides-buliding-blocks, auxiliary class Pyridine,Amine,Amide, name is N,N-Diethylisonicotinamide, and the molecular formula is C10H14N2O, Safety of N,N-Diethylisonicotinamide.

Referemce:
https://en.wikipedia.org/wiki/Amide,
Amide – an overview | ScienceDirect Topics

Wan, Lingzi published the artcileNew synthetic method of Saflufenacil, Application of N-Methyl-N-isopropylsulfamoyl amide, the publication is Huaxue Tongbao (2019), 82(9), 826-830, database is CAplus.

The synthetic process of Saflufenacil and its key intermediates is designed and completed, which has the potential for industrial manufacturing The key intermediate N-methyl-N-isopropylaminosulfonamide is prepared by using chlorosulfonyl isocyanate, t-butanol, N-methyl-N-isopropylamine as the starting material. The overall yield of the three-step reaction is about 75%. Then, 2-chloro-4-fluorobenzoic acid was used as a raw material to prepare Saflufenacil by nitration, chloridization, condensation, catalytic hydrogenation reduction, aminolysis and methylation reactions. The total yield of 8 steps is 48.6%, and the purity of the target product is 98.6%. The final products and the intermediates are characterized by NMR and MS.

Huaxue Tongbao published new progress about 372136-76-0. 372136-76-0 belongs to amides-buliding-blocks, auxiliary class Sulfamide,Amine,Aliphatic hydrocarbon chain, name is N-Methyl-N-isopropylsulfamoyl amide, and the molecular formula is C15H14Cl2S2, Application of N-Methyl-N-isopropylsulfamoyl amide.

Referemce:
https://en.wikipedia.org/wiki/Amide,
Amide – an overview | ScienceDirect Topics

Clout, Alexander E. published the artcileMechanistic In Situ and Ex Situ Studies of Phase Transformations in Molecular Co-Crystals, Synthetic Route of 1453-82-3, the publication is Chemistry – A European Journal (2020), 26(64), 14645-14653, database is CAplus and MEDLINE.

Co-crystallization is widely explored as a route to improve the phys. properties of pharmaceutical active ingredients, but little is known about the fundamental mechanisms of the process. Herein, we apply a hyphenated differential scanning calorimetry-X-ray diffraction technique to mimic the com. hot melt extrusion process, and explore the heat-induced synthesis of a series of new co-crystals containing isonicotinamide. These comprise a 1:1 co-crystal with 4-hydroxybenzoic acid, 2:1 and 1:2 systems with 4-hydroxyphenylacetic acid and a 1:1 crystal with 3,4-dihydroxyphenylactic acid. The formation of co-crystals during heating is complex mechanistically. In addition to co-crystallization, conversions between polymorphs of the co-former starting materials and co-crystal products are also observed A subsequent study exploring the use of inkjet printing and milling to generate co-crystals revealed that the synthetic approach has a major effect on the co-crystal species and polymorphs produced.

Chemistry – A European Journal published new progress about 1453-82-3. 1453-82-3 belongs to amides-buliding-blocks, auxiliary class Pyridine,Amine,Amide, name is Isonicotinamide, and the molecular formula is C6H6N2O, Synthetic Route of 1453-82-3.

Referemce:
https://en.wikipedia.org/wiki/Amide,
Amide – an overview | ScienceDirect Topics

Gerrits, Michael published the artcileSite-Specific Chemoselective Pyrrolysine Analogues Incorporation Using the Cell-Free Protein Synthesis System, Product Details of C11H22N2O4, the publication is ACS Synthetic Biology (2019), 8(2), 381-390, database is CAplus and MEDLINE.

Cell-free protein synthesis (CFPS) is a fast and convenient way to synthesize proteins for anal. studies and applications. CFPS, when equipped with a suitable orthogonal pair, allows for protein-site-directed labeling with desired functionalities such as fluorescent dyes or therapeutic groups that are needed to tailor proteins for anal. applications. In this context, chemoselective reactive pyrrolysine analogs (CR-OAs) are of particular value, as this class of unnatural amino acids, among other useful properties, covers a wide range of different chemoselective reactions. In this study, we present a flexible approach that facilitates incorporation of CR-OAs in CFPS systems. In particular, a fairly simple addition of two expression plasmids in our cell-free system, one encoding pyrrolysyl-tRNA synthetase and the other one the target protein, enabled ribosomal synthesis of proteins in the half-milligram range with the pre-installed orthogonal reactivity, easily modifiable by using mild, copper-free bioorthogonal chem. Our CFPS system allows rapid and highly customizable expression, as shown by several examples of successful site-directed fluorescence labeling. The feasibility of our CFPS system for protein analytics is further proved by demonstrating the functional integrity of a labeled protein by interaction measurements using microscale thermophoresis.

ACS Synthetic Biology published new progress about 2418-95-3. 2418-95-3 belongs to amides-buliding-blocks, auxiliary class Chiral,Carboxylic acid,Amine,Aliphatic hydrocarbon chain,Ester,Amino acide derivatives, name is H-Lys(Boc)-OH, and the molecular formula is C11H22N2O4, Product Details of C11H22N2O4.

Referemce:
https://en.wikipedia.org/wiki/Amide,
Amide – an overview | ScienceDirect Topics

Scheibe, Christian published the artcileDNA-programmed spatial screening of carbohydrate-lectin interactions, Safety of 2-(N-(2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)ethyl)-2-(2-(((benzhydryloxy)carbonyl)amino)-6-oxo-5H-purin-9(6H)-yl)acetamido)acetic acid, the publication is Chemical Science (2011), 2(4), 770-775, database is CAplus.

A wide range of multivalent scaffolds was assembled by using only five different PNA oligomers and various DNA templates. The flexibility of the PNA-DNA duplexes could be increased by introducing nick-sites and partially unpaired regions, as confirmed by MD simulations. The self-organized glyco-assemblies were used in a spatial screening of accessible carbohydrate binding sites in the Erythrina cristagalli lectin (ECL). This systematic investigation revealed a distance dependence which is in agreement with the crystal structure anal.

Chemical Science published new progress about 186046-83-3. 186046-83-3 belongs to amides-buliding-blocks, auxiliary class Purine,Carboxylic acid,Amine,Benzene,Amide,Others,PNA,, name is 2-(N-(2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)ethyl)-2-(2-(((benzhydryloxy)carbonyl)amino)-6-oxo-5H-purin-9(6H)-yl)acetamido)acetic acid, and the molecular formula is C40H35N7O8, Safety of 2-(N-(2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)ethyl)-2-(2-(((benzhydryloxy)carbonyl)amino)-6-oxo-5H-purin-9(6H)-yl)acetamido)acetic acid.

Referemce:
https://en.wikipedia.org/wiki/Amide,
Amide – an overview | ScienceDirect Topics

Mauer, Jonathan published the artcileMultimethod quantitative benefit-risk assessment of treatments for moderate-to-severe osteoarthritis, Recommanded Product: 4-(5-(p-Tolyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide, the publication is British Journal of Clinical Pharmacology (2022), 88(8), 3837-3846, database is CAplus and MEDLINE.

Demonstrate how benefit-risk profiles of systemic treatments for moderate-to-severe osteoarthritis (OA) can be compared using a quant. approach accounting for patient preference. This study used a multimethod benefit-risk modeling approach to quantifiably compare treatments of moderate-to-severe OA. In total four treatments and placebo were compared. Comparisons were based on four attributes identified as most important to patients. Patient Global Assessment of Osteoarthritis was included as a favorable effect. Unfavorable effects, or risks, included opioid dependence, nonfatal myocardial infarction and rapidly progressive OA leading to total joint replacement. Clin. data from randomized clin. trials, a meta-anal. of opioid dependence and a long-term study of celecoxib were mapped into value functions and weighted with patient preferences from a discrete choice experiment Lower-dose NGFi had the highest weighted net benefit-risk score (0.901), followed by higher-dose NGFi (0.889) and NSAIDs (0.852), and the lowest score was for opioids (0.762). Lower-dose NGFi was the highest-ranked treatment option even when assuming a low incidence (0.34% instead of 4.7%) of opioid dependence (ie, opioid benefit-risk score 808) and accounting for both the uncertainty in clin. effect estimates (first rank probability 46% vs 20% for NSAIDs) and imprecision in patient preference estimates (predicted choice probability 0.26, 95% confidence interval [CI] 0.25-0.28 vs 0.21, 95% CI 0.19-0.23 for NSAIDs). The multimethod approach to quant. benefit-risk modeling allowed the interpretation of clin. data from the patient perspective while accounting for uncertainties in the clin. effect estimates and imprecision in patient preferences.

British Journal of Clinical Pharmacology published new progress about 169590-42-5. 169590-42-5 belongs to amides-buliding-blocks, auxiliary class Sulfamide,Immunology/Inflammation,COX, name is 4-(5-(p-Tolyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide, and the molecular formula is C17H14F3N3O2S, Recommanded Product: 4-(5-(p-Tolyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide.

Referemce:
https://en.wikipedia.org/wiki/Amide,
Amide – an overview | ScienceDirect Topics

Mashelkar, Karishma K. published the artcileDiscovery of a Novel Template, 7-Substituted 7-Deaza-4′-Thioadenosine Derivatives as Multi-Kinase Inhibitors, HPLC of Formula: 1256359-16-6, the publication is Pharmaceuticals (2021), 14(12), 1290, database is CAplus and MEDLINE.

The development of anticancer drugs remains challenging owing to the potential for drug resistance. The simultaneous inhibition of multiple targets involved in cancer could overcome resistance, and these agents would exhibit higher potency than single-target inhibitors. Protein kinases represent a promising target for the development of anticancer agents. As most multi-kinase inhibitors are heterocycles occupying only the hinge and hydrophobic region in the ATP binding site, we aimed to design multi-kinase inhibitors that would occupy the ribose pocket, along with the hinge and hydrophobic region, based on ATP-kinase interactions. Herein, we report the discovery of a novel 4′-thionucleoside template as a multi-kinase inhibitor with potent anticancer activity. The in vitro evaluation revealed a lead 1g (7-acetylene-7-deaza-4′-thioadenosine) with potent anticancer activity, and marked inhibition of TRKA, CK1δ, and DYRK1A/1B kinases in the kinome scan assay. We believe that these findings will pave the way for developing anticancer drugs.

Pharmaceuticals published new progress about 1256359-16-6. 1256359-16-6 belongs to amides-buliding-blocks, auxiliary class Boronic acid and ester,Sulfamide,Amine,Benzene,Boronic Acids,Boronate Esters, name is N-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethanesulfonamide, and the molecular formula is C14H22BNO4S, HPLC of Formula: 1256359-16-6.

Referemce:
https://en.wikipedia.org/wiki/Amide,
Amide – an overview | ScienceDirect Topics