Tag: M.W=100-200

Product Details of 1001-26-9. Aromatic compounds can be divided into two categories: single heterocycles and fused heterocycles. Compound: Ethyl 3-Ethoxy-2-Propenoate, is researched, Molecular C7H12O3, CAS is 1001-26-9, about Synthesis of Pyrazolo[1,5-α]pyrimidinone Regioisomers. Author is Gavrin, Lori K.; Lee, Arthur; Provencher, Brian A.; Massefski, Walter W.; Huhn, Stephen D.; Ciszewski, Gregory M.; Cole, Derek C.; McKew, John C..

This work describes two distinct routes to prepare pyrazolo[1,5-α]pyrimidin-7-ones and two distinct routes to prepare pyrazolo[1,5-α]pyrimidin-5-ones. Use of 1,3-dimethyluracil as the electrophile in the preparation of the pyrimidin-5-one regioisomer represents a correction of previously reported results. Also, a novel reaction to prepare this isomer was identified and the reaction mechanism elucidated. This work provides the experimentalist with complimentary synthetic pathways that afford either the pyrimidin-7-one or the pyrimidin-5-one regioisomer.

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Bromide – Wikipedia,
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COA of Formula: C7H12O3. So far, in addition to halogen atoms, other non-metallic atoms can become part of the aromatic heterocycle, and the target ring system is still aromatic. Compound: Ethyl 3-Ethoxy-2-Propenoate, is researched, Molecular C7H12O3, CAS is 1001-26-9, about Side-results in macrocyclic synthesis: template reaction of metal ions with N-(2-aminophenyl)azomethines of β-ketoaldehydes.

o-NH2C6H4NHC:C(CO2Et)C(O)Me (I) underwent a template reaction in the presence of M(OAc)2 (M = Ni, Cu, Co) in MeOH to form II which were characterized by IR, UV, and mass spectra. I was prepared from o-phenylenediamine and ethyl ethoxymethylideneacetate.

In some applications, this compound(1001-26-9)COA of Formula: C7H12O3 is unique.If you want to know more details about this compound, you can contact with the author or consult more relevant literature.

Reference:
Bromide – Wikipedia,
bromide – Wiktionary

Heterocyclic compounds can be divided into two categories: alicyclic heterocycles and aromatic heterocycles. Compounds whose heterocycles in the molecular skeleton cannot reflect aromaticity are called alicyclic heterocyclic compounds. Compound: 1001-26-9, is researched, Molecular C7H12O3, about 2-Oxabicyclo[2.1.1]hexane and 2-oxabicyclo[2.1.1]hex-5-yl derivatives, the main research direction is oxabicyclohexane derivative; oxabicyclohexanemethanol brosylate solvolysis; deamination oxabicyclohexylmethylamine; oxidation rearrangement oxabicyclohexanemethanol.Safety of Ethyl 3-Ethoxy-2-Propenoate.

2-Oxabicyclo[2.1.1]hexane (I) was obtained by cyclization of 3-hydroxycyclobutylmethanol while Et 2-oxabicyclo[2.1.1]hexane-endo-5-carboxylate (II) is accessible from Et 3-(2-propenyloxy)propenoate by intramol. photochem. cycloaddition Comparison of the 1H-NMR spectra of I and II confirms the endo configuration of the ethoxycarbonyl group. Thermolysis of II leads to Et 2-ethenyl-4-oxobutyrate. PCC oxidation of 2-oxabicyclo[2.1.1]hexane-endo-5-methanol (III) affords 2,7-dioxabicyclo[3.2.1]oct-3-ene (IV) by rearrangement of the expected aldehyde. Solvolyses of the brosylate derived from III, and nitrous acid deamination of the analogous amine proceed with competitive displacement and fragmentation. Fragmentation is enhanced by better leaving groups, elevated temperatures, and less nucleophilic solvents. Ring expansion, with formation of 2-oxanorbornyl cations, occurs to less than 1%, if at all.

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Bromide – Wikipedia,
bromide – Wiktionary

The chemical properties of alicyclic heterocycles are similar to those of the corresponding chain compounds. Compound: Ethyl 3-Ethoxy-2-Propenoate, is researched, Molecular C7H12O3, CAS is 1001-26-9, about A One-Step Synthesis of 2,4-Unsubstituted Quinoline-3-carboxylic Acid Esters from o-Nitrobenzaldehydes, the main research direction is nitrobenzaldehyde diethoxypropionic acid ester modified reductive Friedlaender reaction tin; quinolinecarboxylic acid ester preparation; tin chloride modified reductive Friedlaender reaction mediator.Recommanded Product: 1001-26-9.

A straightforward and efficient one-step procedure for the synthesis of 2,4-unsubstituted quinoline-3-carboxylic acid Et esters, e.g., I (R1 = Me, Et; R2 = H, F, Cl, Br, OH), is described. The simple reductive cyclization is carried out by treating various substituted o-nitrobenzaldehydes with inexpensive, com. available 3,3-diethoxypropionic acid Et ester and SnCl2·2H2O in refluxing ethanol.

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Bromide – Wikipedia,
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Recommanded Product: 33216-52-3. The mechanism of aromatic electrophilic substitution of aromatic heterocycles is consistent with that of benzene. Compound: 3,4,5-Trichloropyridine, is researched, Molecular C5H2Cl3N, CAS is 33216-52-3, about Selective Dual Inhibitors of the Cancer-Related Deubiquitylating Proteases USP7 and USP47. Author is Weinstock, Joseph; Wu, Jian; Cao, Ping; Kingsbury, William D.; McDermott, Jeffrey L.; Kodrasov, Matthew P.; McKelvey, Devin M.; Suresh Kumar, K. G.; Goldenberg, Seth J.; Mattern, Michael R.; Nicholson, Benjamin.

Inhibitors of the cancer-related cysteine isopeptidase human ubiquitin-specific proteases 7 (USP7) and 47 (USP47) are considered to have potential as cancer therapeutics, owing to their ability to stabilize the tumor suppressor p53 and to decrease DNA polymerase β (Polβ), both of which are potential anticancer effects. A new class of dual small mol. inhibitors of these enzymes has been discovered. Compound 1 (I), a selective inhibitor of USP7 and USP47 with moderate potency, demonstrates inhibition of USP7 in cells and induces elevated p53 and apoptosis in cancer cell lines. Compound 1 has been shown to demonstrate modest activity in human xenograft multiple myeloma and B-cell leukemia in vivo models. This activity may be the result of dual inhibition of USP7 and USP47. To address issues regarding potency and developability, analogs of compound 1 have been synthesized and tested, leading to improvements in potency, solubility, and metabolic reactivity profile. Further optimization is expected to yield preclin. candidates and, ultimately, clin. candidates for the treatment of multiple myeloma, prostate cancer, and other cancers.

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Reference:
Bromide – Wikipedia,
bromide – Wiktionary

Heterocyclic compounds can be divided into two categories: alicyclic heterocycles and aromatic heterocycles. Compounds whose heterocycles in the molecular skeleton cannot reflect aromaticity are called alicyclic heterocyclic compounds. Compound: 1001-26-9, is researched, Molecular C7H12O3, about Green synthesis of Levofloxacin, the main research direction is synthesis Levofloxacin ethyl ethoxyacrylate.Reference of Ethyl 3-Ethoxy-2-Propenoate.

New process for preparing Levofloxacin was described. The target was prepared from (2, 3, 4, 5)-fluorobenzoic chloride, which reacted with Et 3-ethoxyacrylate, amination with S-(+)-2-aminopropanol, cyclization, hydrolysis and condensation with N-Me piperazine. The total yield was 50.15%. The process has many advantages, such as simple operation, less environmental pollution. In line with the green chem. development direction, it deserves further research and popularization.

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Reference:
Bromide – Wikipedia,
bromide – Wiktionary

The chemical properties of alicyclic heterocycles are similar to those of the corresponding chain compounds. Compound: 3,4,5-Trichloropyridine, is researched, Molecular C5H2Cl3N, CAS is 33216-52-3, about Discovery of Potent, Orally Bioavailable, Small-Molecule Inhibitors of WNT Signaling from a Cell-Based Pathway Screen, the main research direction is trisubstituted pyridine preparation bioavailability WNT signaling inhibitor antitumor.Application In Synthesis of 3,4,5-Trichloropyridine.

WNT signaling is frequently deregulated in malignancy, particularly in colon cancer, and plays a key role in the generation and maintenance of cancer stem cells. The authors report the discovery and optimization of a 3,4,5-trisubstituted pyridine, 1-(3,5-Dichloropyridin-4-yl)piperidine-4-carboxamide (9), using a high-throughput cell-based reporter assay of WNT pathway activity. The authors demonstrate a twisted conformation about the pyridine-piperidine bond of (9) by small-mol. x-ray crystallog. Medicinal chem. optimization to maintain this twisted conformation, cognisant of physicochem. properties likely to maintain good cell permeability, led to 8-[3-Chloro-5-[4-(1-methyl-1H-pyrazol-4-yl)phenyl]pyridin-4-yl]-2,8-diazaspiro[4,5]decan-1-one (74) (CCT251545), a potent small-mol. inhibitor of WNT signaling with good oral pharmacokinetics. The authors demonstrate inhibition of WNT pathway activity in a solid human tumor xenograft model with evidence for tumor growth inhibition following oral dosing. This work provides a successful example of hypothesis-driven medicinal chem. optimization from a singleton hit against a cell-based pathway assay without knowledge of the biochem. target.

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Reference:
Bromide – Wikipedia,
bromide – Wiktionary

The chemical properties of alicyclic heterocycles are similar to those of the corresponding chain compounds. Compound: 3,4,5-Trichloropyridine, is researched, Molecular C5H2Cl3N, CAS is 33216-52-3, about Gas-phase thermochemistry of chloropyridines, the main research direction is chloropyridine formation enthalpy metal cation affinity.Synthetic Route of C5H2Cl3N.

The gas-phase standard molar enthalpy of formation of 2,3,5-trichloropyridine was derived from the enthalpies of combustion of the crystalline solid measured by rotating-bomb calorimetry and its enthalpy of sublimation obtained by Calvet microcalorimetry at T = 298.15 K. The standard enthalpies of formation for this compound and for the other chloro-substituted pyridines were determined by DFT calculations The exptl. enthalpy of formation of 2,3,5-trichloropyridine is (65.8 ± 2.3) kJ mol-1, in excellent agreement with the B3LYP/6-311+G(2d,2p)//B3LYP/6-31G(d) value. The affinity of pyridine to some metal cations was also calculated at the same DFT level of theory and compared with exptl. data.

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Reference:
Bromide – Wikipedia,
bromide – Wiktionary

Safety of 3,4,5-Trichloropyridine. The mechanism of aromatic electrophilic substitution of aromatic heterocycles is consistent with that of benzene. Compound: 3,4,5-Trichloropyridine, is researched, Molecular C5H2Cl3N, CAS is 33216-52-3, about Concise synthesis of N-phosphorylated amides through three-component reactions. Author is Zhu, Yuan-Yuan; Zhang, Tao; Zhou, Linlin; Yang, Shang-Dong.

N-Phosphorylated amides continue to be an unparalleled asset for the development of pharmaceutical mols., and the importance of this framework has inspired researchers to look for concise and efficient methods for the synthesis of this unit. In this work, a new strategy was developed in which a one-pot synthesis of N-phosphorylated amides was achieved by a three-component reaction with carboxylic acids, phosphorus chlorides and azides under mild reaction conditions. To authors knowledge, this is the first study in which this framework was constructed through a multicomponent reaction, which is innovative, efficient and economical.

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Reference:
Bromide – Wikipedia,
bromide – Wiktionary

The chemical properties of alicyclic heterocycles are similar to those of the corresponding chain compounds. Compound: Ethyl 3-Ethoxy-2-Propenoate, is researched, Molecular C7H12O3, CAS is 1001-26-9, about Synthetic studies on the Lycopodium alkaloids. A formal total synthesis of (±)-lycodoline, the main research direction is lycodoline formal total synthesis.COA of Formula: C7H12O3.

The tricyclic amine I (R = H) was treated with PhCH2OCH2CH2COCl to give I (R = COCH2CH2OCH2Ph), which was converted to I [R = (CH2)3OH] in 3 steps. Its preparation constituted a formal total synthesis of (±)-lycodoline.

There are many compounds similar to this compound(1001-26-9)COA of Formula: C7H12O3. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

Reference:
Bromide – Wikipedia,
bromide – Wiktionary