Tag: M.W=100-200

Formula: C3H3ClN2O2S. Aromatic heterocyclic compounds can also be classified according to the number of heteroatoms contained in the heterocycle: single heteroatom, two heteroatoms, three heteroatoms and four heteroatoms. Compound: 1H-Pyrazole-4-sulfonyl chloride, is researched, Molecular C3H3ClN2O2S, CAS is 438630-64-9, about Identification of the Clinical Candidate (R)-(1-(4-Fluorophenyl)-6-((1-methyl-1H-pyrazol-4-yl)sulfonyl)-4,4a,5,6,7,8-hexahydro-1H-pyrazolo[3,4-g]isoquinolin-4a-yl)(4-(trifluoromethyl)pyridin-2-yl)methanone (CORT125134): A Selective Glucocorticoid Receptor (GR) Antagonist. Author is Hunt, Hazel J.; Belanoff, Joseph K.; Walters, Iain; Gourdet, Benoit; Thomas, Jennifer; Barton, Naomi; Unitt, John; Phillips, Timothy; Swift, Denise; Eaton, Emily.

The nonselective glucocorticoid receptor (GR) antagonist mifepristone has been approved in the U.S. for the treatment of selected patients with Cushing’s syndrome. While this drug is highly effective, lack of selectivity for GR leads to unwanted side effects in some patients. Optimization of the previously described fused azadecalin series of selective GR antagonists led to the identification of CORT125134, which is currently being evaluated in a phase 2 clin. study in patients with Cushing’s syndrome.

This literature about this compound(438630-64-9)Formula: C3H3ClN2O2Shas given us a lot of inspiration, and I hope that the research on this compound(1H-Pyrazole-4-sulfonyl chloride) can be further advanced. Maybe we can get more compounds in a similar way.

Reference:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Kuthan, Josef; Prochazkova, J. published the article 《Dihydropyridines. XVII. π-Electronic structure and reactivity of alkyl 3,5-dicyanopyridines》. Keywords: cyanopyridines structure reactivity; pyridines cyano structure reactivity.They researched the compound: Pyridine-3,5-dicarbonitrile( cas:1195-58-0 ).Formula: C7H3N3. Aromatic heterocyclic compounds can be divided into two categories: single heterocyclic and fused heterocyclic. In addition, there is a lot of other information about this compound (cas:1195-58-0) here.

The π-electronic structure of alkyl 3,5-dicyanopyridines was studied by the Hueckel M.O. L.C.A.O. method. The heteroatom model was used in the calculations The exptl. course of nucleophilic reactions was in agreement with the calculated superdelocalizabilities. Some of the exptl. excitation energies depended linearly on the calculated transition energies. Correlation was found between the values of proton shifts in the N.M.R. spectra of dicyanopyridines and the corresponding electron densities.

This literature about this compound(1195-58-0)Formula: C7H3N3has given us a lot of inspiration, and I hope that the research on this compound(Pyridine-3,5-dicarbonitrile) can be further advanced. Maybe we can get more compounds in a similar way.

Reference:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

In general, if the atoms that make up the ring contain heteroatoms, such rings become heterocycles, and organic compounds containing heterocycles are called heterocyclic compounds. An article called Dipole moments of substituted 1-phenyl-2-pyrrolidones, published in 1970, which mentions a compound: 7661-33-8, Name is 1-(4-Chlorophenyl)pyrrolidin-2-one, Molecular C10H10ClNO, Computed Properties of C10H10ClNO.

The dipole moments of 1-phenyl-2-pyrrolidone and its 2′-methyl, 3′-methyl, 4′-methyl, 2′-chloro, 3′-chloro, 4′-chloro, 2′-methoxy, 3′-methoxy, and 4′-methoxy derivatives were measured in dioxane at 30° and the dipole moments of the 1st 4 compounds also in cyclohexane at 30°. The dipole moments were larger in dioxane than in cyclohexane. The dipole moments of all the compounds except 1-(3-methoxyphenyl)-2-pyrrolidone and 1-(4-methoxyphenyl)-2-pyrrolidone agree with the values calculated by applying Eyring’s treatment and assuming free rotation of the pyrrolidonyl group about the bond joining it to the aromatic ring.

This literature about this compound(7661-33-8)Computed Properties of C10H10ClNOhas given us a lot of inspiration, and I hope that the research on this compound(1-(4-Chlorophenyl)pyrrolidin-2-one) can be further advanced. Maybe we can get more compounds in a similar way.

Reference:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Epoxy compounds usually have stronger nucleophilic ability, because the alkyl group on the oxygen atom makes the bond angle smaller, which makes the lone pair of electrons react more dissimilarly with the electron-deficient system. Compound: 5-Methoxy-4-methylpyridin-3-amine, is researched, Molecular C7H10N2O, CAS is 77903-28-7, about A New Series of Orally Bioavailable Chemokine Receptor 9 (CCR9) Antagonists; Possible Agents for the Treatment of Inflammatory Bowel Disease.Electric Literature of C7H10N2O.

Chemokine receptor 9 (CCR9), a cell surface chemokine receptor which belongs to the G protein-coupled receptor, 7-trans-membrane superfamily, is expressed on lymphocytes in the circulation and is the key chemokine receptor that enables these cells to target the intestine. It has been proposed that CCR9 antagonism represents a means to prevent the aberrant immune response of inflammatory bowel disease in a localized and disease specific manner and one which is accessible to small mol. approaches. One possible reason why clin. studies with vercirnon, a prototype CCR9 antagonist, were not successful may be due to a relatively poor pharmacokinetic (PK) profile for the mol. We wish to describe work aimed at producing new, orally active CCR9 antagonists based on the 1,3-dioxoisoindoline skeleton. This study led to a number of compounds that were potent in the nanomolar range and which, on optimization, resulted in several possible preclin. development candidates with excellent PK properties.

In addition to the literature in the link below, there is a lot of literature about this compound(5-Methoxy-4-methylpyridin-3-amine)Electric Literature of C7H10N2O, illustrating the importance and wide applicability of this compound(77903-28-7).

Reference:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

In general, if the atoms that make up the ring contain heteroatoms, such rings become heterocycles, and organic compounds containing heterocycles are called heterocyclic compounds. An article called A β-Keto Ester as a Novel, Efficient, and Versatile Ligand for Copper(I)-Catalyzed C-N, C-O, and C-S Coupling Reactions, published in 2007-05-11, which mentions a compound: 7661-33-8, Name is 1-(4-Chlorophenyl)pyrrolidin-2-one, Molecular C10H10ClNO, Formula: C10H10ClNO.

Employing Et 2-oxocyclohexanecarboxylate as a novel, efficient, and versatile ligand, the copper-catalyzed coupling reactions of various N/O/S nucleophilic reagents with aryl halides could be successfully carried out under mild conditions. A variety of products including N-arylamides, N-arylimidazoles, aryl ethers, and aryl thioethers were synthesized in good to excellent yields.

In addition to the literature in the link below, there is a lot of literature about this compound(1-(4-Chlorophenyl)pyrrolidin-2-one)Formula: C10H10ClNO, illustrating the importance and wide applicability of this compound(7661-33-8).

Reference:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Ghosh, Arun K.; Pandey, Satyendra; Gangarajula, Sudhakar; Kulkarni, Sarang; Xu, Xiaoming; Rao, Kalapala Venkateswara; Huang, Xiangping; Tang, Jordan published an article about the compound: 1-(2-Methylthiazol-4-yl)ethanone( cas:23002-78-0,SMILESS:CC(C1=CSC(C)=N1)=O ).SDS of cas: 23002-78-0. Aromatic heterocyclic compounds can be classified according to the number of heteroatoms or the size of the ring. The authors also want to convey more information about this compound (cas:23002-78-0) through the article.

Structure-based design, synthesis, and biol. evaluation of a series of 2-amino-3,4-dihydroquinazoline-derived β-secretase inhibitors incorporating thiazole and pyrazole-derived P2-ligands are described. One inhibitor showed potent enzyme inhibitory (Ki = 13 nM) and cellular (IC50 = 21 nM in neuroblastoma cells) assays. The model of this compound suggested possible interactions in the active site.

In addition to the literature in the link below, there is a lot of literature about this compound(1-(2-Methylthiazol-4-yl)ethanone)SDS of cas: 23002-78-0, illustrating the importance and wide applicability of this compound(23002-78-0).

Reference:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

The three-dimensional configuration of the ester heterocycle is basically the same as that of the carbocycle. Compound: 1-(4-Chlorophenyl)pyrrolidin-2-one(SMILESS: O=C1N(C2=CC=C(Cl)C=C2)CCC1,cas:7661-33-8) is researched.Product Details of 2208-59-5. The article 《Lactams. VIII. Conformation of N-aryl lactams》 in relation to this compound, is published in Tetrahedron. Let’s take a look at the latest research on this compound (cas:7661-33-8).

N-Aryl β-lactams were characterized by strong uv maximum at about 250 mμ. Some N-aryl γ-lactams also show similar absorption maximum but heavily substituted γ-lactams or N-phenyl δ-lactam display only low absorption in this region. A study of uv and N.M.R. spectra indicates that in N-aryl β-lactams, the heterocyclic ring and the three valences of N are planar and the N-aryl ring lies in the plane of the β-lactam. This planarity as well as the strong uv absorption are the result of an extended conjugation between the aryl ring and the amide function. Ortho substitution on the aryl ring causes a slight departure from this planarity and reduces the intensity of the uv absorption. In case of N-aryl γ-lactams, ortho substitution on the aryl ring causes enough departure from planarity to eliminate altogether the absorption maximum near 250 mμ. 22 references.

In addition to the literature in the link below, there is a lot of literature about this compound(1-(4-Chlorophenyl)pyrrolidin-2-one)Application of 7661-33-8, illustrating the importance and wide applicability of this compound(7661-33-8).

Reference:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Formula: C10H10ClNO. The protonation of heteroatoms in aromatic heterocycles can be divided into two categories: lone pairs of electrons are in the aromatic ring conjugated system; and lone pairs of electrons do not participate. Compound: 1-(4-Chlorophenyl)pyrrolidin-2-one, is researched, Molecular C10H10ClNO, CAS is 7661-33-8, about Amidation of Aryl Chlorides Using a Microwave-Assisted, Copper-Catalyzed Concurrent Tandem Catalytic Methodology. Author is Chang, Raymond K.; Clairmont, Brice P.; Lin, Shirley; MacArthur, Amy H. Roy.

A copper iodide-catalyzed concurrent tandem catalytic (CTC) methodol. has been developed for the amidation of aryl chlorides where the aryl chloride is first converted to an aryl iodide via halogen exchange and the aryl iodide is subsequently transformed into the N-aryl secondary or tertiary amide. A variety of aryl chlorides were converted to aryl amides in up to 85% isolated yield using 20 mol% CuI, 60 mol% N,N’-cyclohexane-1,2-diamine, 2.2 equiv of K2CO3, and 1.05-1.5 equiv of amide in acetonitrile at 200° after 0.75-1 h. The same copper/ligand system served as multifunctional catalyst for both steps of the concurrent catalytic process with iodide present in substoichiometric amounts Mechanistic studies are consistent with CTC amidation occurring via a nonradical mechanism. Kinetic modeling was conducted to investigate the effect of competitive direct amidation of an aryl chloride or aryl bromide on the formation of product over time during a CTC amidation reaction.

In addition to the literature in the link below, there is a lot of literature about this compound(1-(4-Chlorophenyl)pyrrolidin-2-one)Formula: C10H10ClNO, illustrating the importance and wide applicability of this compound(7661-33-8).

Reference:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

In organic chemistry, atoms other than carbon and hydrogen are generally referred to as heteroatoms. The most common heteroatoms are nitrogen, oxygen and sulfur. Now I present to you an article called Oxidation of organic compounds. XCIV. Synthesis of 3,5-dicyanopyridine by the oxidative ammonolysis of 3,5-butidine, published in 1973, which mentions a compound: 1195-58-0, mainly applied to lutidine ammoxidation; pyridinedicarbonitrile, Product Details of 1195-58-0.

Ammoxidation of 3,5-lutidine (I) using 1:9:17 I-O-NH3 at 350° in the presence of fused vanadium oxide-titanium oxide with a 0.5 sec contact time gave 40% 3,5-pyridinedicarbonitrile (II) and 5-methyl-3-pyridinecarbonitrile. Hydrolysis of II in aqueous NaOH gave 3,5-pyridinedicarboxylic acid.

In addition to the literature in the link below, there is a lot of literature about this compound(Pyridine-3,5-dicarbonitrile)Product Details of 1195-58-0, illustrating the importance and wide applicability of this compound(1195-58-0).

Reference:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

The chemical properties of alicyclic heterocycles are similar to those of the corresponding chain compounds. Compound: 1-(4-Chlorophenyl)pyrrolidin-2-one, is researched, Molecular C10H10ClNO, CAS is 7661-33-8, about Rhodium(III)-Catalyzed C-H Vinylation of Arenes: Access to Functionalized Styrenes, the main research direction is vinyltriethoxysilane arene rhodium catalyst regioselective oxidative vinylation green chem; vinylarene preparation; acetanilide vinyltriethoxysilane rhodium catalyst regioselective oxidative vinylation palladium heterocyclization; acylindole preparation green chem.Formula: C10H10ClNO.

An effective method were developed for Rh(III)-catalyzed direct vinylation of arenes to give functionalized styrenes, using vinyltriethoxysilane as a convenient and inexpensive vinyl source. A wide variety of substrates, including 1-aryl-2-pyrrolidinones, anilines, benzamides and ketones were compatible with this reaction. Moreover, this method can be applied to the two-step synthesis of functionalized indoles. Mechanistic investigation reveals that the reaction probably proceeds through an oxidative Heck/desilylation pathway.

In addition to the literature in the link below, there is a lot of literature about this compound(1-(4-Chlorophenyl)pyrrolidin-2-one)Formula: C10H10ClNO, illustrating the importance and wide applicability of this compound(7661-33-8).

Reference:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts