Category: Dioxole

Recommanded Product: 4-Methyl-1-phenyl-2,3-dihydro-1H-phosphole 1-oxide. The fused heterocycle is formed by combining a benzene ring with a single heterocycle, or two or more single heterocycles. Compound: 4-Methyl-1-phenyl-2,3-dihydro-1H-phosphole 1-oxide, is researched, Molecular C11H13OP, CAS is 707-61-9, about Preparation and characterization of phospholanes and phospha sugars as novel anti-cancer agents. Author is Ito, Satoru; Yamashita, Mitsuji; Niimi, Taishi; Fujie, Michio; Reddy, Valluru Krishna; Totsuka, Hirono; Haritha, Buchammagari; Maddali, Kasthuraiah; Nakamura, Satoki; Asai, Kazuhide; Suyama, Takuya; Yamashita, Junko; Iguchi, Yukiko; Yu, Gang; Oshikawa, Tatsuo.

Diastereo isomeric erythro and threo forms of 2,3-epoxy-1-phenylphospholane 1-oxides were synthesized from threo and erythro forms of 2-bromo-3-hydroxy-1-phenylphospholane 1-oxides being prepared from 1-phenyl-2-phospholene 1-oxide. Alternatively, the epoxides were also prepared by the epoxidation of the 2-phospholene with peroxides such as sodium peroxide and hydrogen peroxide. The reactivity and regioselectivity for the reaction of erythro and threo forms of the 2,3-epoxides with nucleophiles were investigated by using amines, and the reaction afforded 2-amino-3-hydroxy-1-phenylphospholane 1-oxides, which correspond to phospha sugar N-glycosides. 2,3-Dibromo-3-methyl-1-phenylphospholane 1-oxides were first prepared from 3-methyl-1-phenyl-2-phospholene 1-oxide. The prepared phospholanes or phospha sugars were biol. qualified by MTT (3-(4,5-Dimethyl-2-thiazolyl)-2,5-diphenyltetrazolium bromide) in vitro method to find that some of these phosphorus heterocycles or phospha sugars have quite efficient anti-cancer activity for leukemia cells in manners of (i) wide spectra, (ii) high activities, and (iii) high specificities.

There is still a lot of research devoted to this compound(SMILES：CC1=CP(CC1)(C2=CC=CC=C2)=O)Recommanded Product: 4-Methyl-1-phenyl-2,3-dihydro-1H-phosphole 1-oxide, and with the development of science, more effects of this compound(707-61-9) can be discovered.

Reference:
1,3-Benzodioxole – Wikipedia,
Dioxole | C3H4O2 – PubChem

The reaction of an aromatic heterocycle with a proton is called a protonation. One of articles about this theory is 《N-Oxides of nicotinic acid and its esters》. Authors are Clemo, G. R.; Koenig, H..The article about the compound:Methyl 5-fluoro-3-pyridinecarboxylatecas:455-70-9,SMILESS:COC(=O)C1=CC(F)=CN=C1).Computed Properties of C7H6FNO2. Through the article, more information about this compound (cas:455-70-9) is conveyed.

Nicotinic acid (I) (1 part) in 3 parts glacial AcOH and 3 parts H2O2, heated 3 hrs. on the water bath, gives 70-80% of the N-oxide (II), pale yellow, m. 249° (decomposition); impure II, heated at 100°, decompose spontaneously. II (1 g.) in 20 ml. MeOH, saturated with HCl at 0° and refluxed 2 hrs., gives 0.5 g. of the Me ester, m. 97°; Et ester (III), m. 99.5°. The Et ester of I (2 g.), 10 ml. AcOH, and 30 ml. H2O2, heated 3 hrs. on the water bath, give 1.1 g. III.

There is still a lot of research devoted to this compound(SMILES：COC(=O)C1=CC(F)=CN=C1)Computed Properties of C7H6FNO2, and with the development of science, more effects of this compound(455-70-9) can be discovered.

Reference:
1,3-Benzodioxole – Wikipedia,
Dioxole | C3H4O2 – PubChem

The chemical properties of alicyclic heterocycles are similar to those of the corresponding chain compounds. Compound: H-Trp-OMe.HCl, is researched, Molecular C12H15ClN2O2, CAS is 7524-52-9, about Pharmacodynamic and pharmacokinetic profiles of a neurotensin receptor type 2 (NTS2) analgesic macrocyclic analog, the main research direction is neurotensin receptor cyclic peptide pharmacodynamic pharmacokinetic profile analgesic; Analgesia; Macrocycle; Metabolic stability; Opioid-sparing effects; Pain.Application of 7524-52-9.

The current opioid crisis highlights the urgent need to develop safe and effective pain medications. Thus, neurotensin (NT) compounds represent a promising approach, as the antinociceptive effects of NT are mediated by activation of the two G protein-coupled receptor subtypes (i.e., NTS1 and NTS2) and produce potent opioid-independent analgesia. Here, we describe the synthesis and pharmacodynamic and pharmacokinetic properties of the first constrained NTS2 macrocyclic NT(8-13) analog. The Tyr11 residue of NT(8-13) was replaced with a Trp residue to achieve NTS2 selectivity, and a rationally designed side-chain to side-chain macrocyclization reaction was applied between Lys8 and Trp11 to constrain the peptide in an active binding conformation and limit its recognition by proteolytic enzymes. The resulting macrocyclic peptide, CR-01-64, exhibited high-affinity for NTS2 (Ki 7.0 nM), with a more than 125-fold selectivity over NTS1, as well as an improved plasma stability profile (t1/2 > 24 h) compared with NT (t1/2 ∼ 2 min). Following intrathecal administration, CR-01-64 exerted dose-dependent and long-lasting analgesic effects in acute (ED50 = 4.6 μg/kg) and tonic (ED50 = 7.1 μg/kg) pain models as well as strong mech. anti-allodynic effects in the CFA-induced chronic inflammatory pain model. Of particular importance, this constrained NTS2 analog exerted potent nonopioid antinociceptive effects and potentiated opioid-induced analgesia when combined with morphine. At high doses, CR-01-64 did not cause hypothermia or ileum relaxation, although it did induce mild and short-term hypotension, all of which are physiol. effects associated with NTS1 activation. Overall, these results demonstrate the strong therapeutic potential of NTS2-selective analogs for the management of pain.

There is still a lot of research devoted to this compound(SMILES：N[C@@H](CC1=CNC2=CC=CC=C12)C(OC)=O.[H]Cl)Application of 7524-52-9, and with the development of science, more effects of this compound(7524-52-9) can be discovered.

Reference:
1,3-Benzodioxole – Wikipedia,
Dioxole | C3H4O2 – PubChem

Most of the compounds have physiologically active properties, and their biological properties are often attributed to the heteroatoms contained in their molecules, and most of these heteroatoms also appear in cyclic structures. A Journal, Article, Research Support, Non-U.S. Gov’t, Angewandte Chemie, International Edition called Diastereodivergent Reverse Prenylation of Indole and Tryptophan Derivatives: Total Synthesis of Amauromine, Novoamauromine, and epi-Amauromine, Author is Mueller, Jonas M.; Stark, Christian B. W., which mentions a compound: 1265884-98-7, SMILESS is N1(P2OC3=CC=C4C=CC=CC4=C3C5=C6C=CC=CC6=CC=C5O2)C7=CC=CC=C7C=CC8=CC=CC=C81, Molecular C34H22NO2P, Safety of 5-(11bR)-Dinaphtho[2,1-d:1′,2′-f][1,3,2]dioxaphosphepin-4-yl-5H-dibenz[b,f]azepine.

A regio- and stereoselective reverse prenylation of indole and tryptophan derivatives is presented. All four possible stereoisomers are accessible through this iridium-catalyzed reaction. The stereoselectivity is controlled by a chiral phosphoramidite ligand in combination with an achiral borane additive and can be switched by changing the nature of the borane. One enantiomer of the ligand is thus sufficient to prepare all possible isomers. The synthetic potential of this method was demonstrated by a short total synthesis of amauromine and its two natural diastereomers.

There is still a lot of research devoted to this compound(SMILES：N1(P2OC3=CC=C4C=CC=CC4=C3C5=C6C=CC=CC6=CC=C5O2)C7=CC=CC=C7C=CC8=CC=CC=C81)Safety of 5-(11bR)-Dinaphtho[2,1-d:1′,2′-f][1,3,2]dioxaphosphepin-4-yl-5H-dibenz[b,f]azepine, and with the development of science, more effects of this compound(1265884-98-7) can be discovered.

Reference:
1,3-Benzodioxole – Wikipedia,
Dioxole | C3H4O2 – PubChem

Formula: C5H5ClN2. Aromatic compounds can be divided into two categories: single heterocycles and fused heterocycles. Compound: 5-Chloropyridin-3-amine, is researched, Molecular C5H5ClN2, CAS is 22353-34-0, about Silver-Mediated Trifluoromethoxylation of (Hetero)aryldiazonium Tetrafluoroborates. Author is Yang, Yu-Ming; Yao, Jian-Fei; Yan, Wei; Luo, Zhuangzhu; Tang, Zhen-Yu.

Here we report a silver-mediated trifluoromethoxylation of (hetero)aryldiazonium tetrafluoroborates by converting an aromatic amino group into an OCF3 group. This method, which can be considered to be a trifluoromethoxylation variation of the classic Sandmeyer-type reaction, uses readily available aryl and heteroaromatic amines as starting materials and AgOCF3 as trifluoromethoxylating reagents. The broad substrate scope and simple, mild reaction condition made this transformation a valuable method in constructing aryl-OCF3 bonds.

There is still a lot of research devoted to this compound(SMILES：NC1=CC(=CN=C1)Cl)Formula: C5H5ClN2, and with the development of science, more effects of this compound(22353-34-0) can be discovered.

Reference:
1,3-Benzodioxole – Wikipedia,
Dioxole | C3H4O2 – PubChem

HPLC of Formula: 7524-52-9. 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: H-Trp-OMe.HCl, is researched, Molecular C12H15ClN2O2, CAS is 7524-52-9, about Synthesis and antibacterial activities of marine natural product ianthelliformisamines and subereamine synthetic analogues. Author is Khadake, Shivaji Narayan; Karamathulla, Shaik; Jena, Tapan Kumar; Monisha, Mohan; Tuti, Nikhil Kumar; Khan, Faiz Ahmed; Anindya, Roy.

Marine sponges of the genus Suberea produce a variety of brominated tyrosine alkaloids which display a diverse range of biol. activities including antiproliferative, antimicrobial and antimalarial activities. In continuation of our search for biol. active marine natural products as antibacterial compounds, we report here the synthesis and evaluation of the biol. activity of a panel of ianthelliformisamines and subereamine analogs using the literature-known acid-amine coupling reaction. Several derivatives of ianthelliformisamine were obtained by coupling Boc-protected polyamines with brominated aromatic acrylic acid derivatives followed by Boc-deprotection using TFA. The aromatic acrylic acid derivatives varied in bromine substitution and geometry of the double bond. Similarly, subereamine analogs were synthesized by employing the coupling reaction between various brominated phenylacrylic acids with com. available chiral amino ester derivatives followed by ester hydrolysis. These synthetic analogs were screened for antibacterial activity against both Gram-neg. (Escherichia coli) and Gram-pos. (Staphylococcus aureus) strains. Ianthelliformisamine derivative I showed bactericidal activity against Staphylococcus aureus with an IC50 value of 3.8μM (MIC = 25μM).

If you want to learn more about this compound(H-Trp-OMe.HCl)HPLC of Formula: 7524-52-9, you may wish to communicate with the author of the article,or consult the relevant literature related to this compound(7524-52-9).

Reference:
1,3-Benzodioxole – Wikipedia,
Dioxole | C3H4O2 – PubChem

Product Details of 707-61-9. The mechanism of aromatic electrophilic substitution of aromatic heterocycles is consistent with that of benzene. Compound: 4-Methyl-1-phenyl-2,3-dihydro-1H-phosphole 1-oxide, is researched, Molecular C11H13OP, CAS is 707-61-9, about Preparation and characterization of novel 4-bromo-3,4-dimethyl-1-phenyl-2-phospholene 1-oxide and the analogous phosphorus heterocycles or phospha sugars. Author is Yamada, Manabu; Yamashita, Mitsuji; Suyama, Takuya; Yamashita, Junko; Asai, Kazuhide; Niimi, Taishi; Ozaki, Nobuhisa; Fujie, Michio; Maddali, Kasthuraiah; Nakamura, Satoki; Ohnishi, Kazunori.

4-Bromo-3,4-dimethyl-1-phenyl-2-phospholene 1-oxide (3c) was 1st synthesized from 3,4-dimethyl-1-phenyl-2-phospholene 1-oxide (2c) by a bromo-radical substitution reaction occurred at C-4 position by N-bromosuccinimide and 2,2′-azobisisobutyronitrile. The novel phospha sugar analog 3c exerted high anti-proliferative effect on U937 cells evaluated by MTT in vitro methods and was much more efficient than that of Gleevec, which is known as a mol. targeting chemotherapeutical agent. The substitution of 2-phospholenes at C-3 and C-4 position with Me groups as well as 4-bromo substituent suggests a good anti-proliferative effect.

If you want to learn more about this compound(4-Methyl-1-phenyl-2,3-dihydro-1H-phosphole 1-oxide)Product Details of 707-61-9, you may wish to communicate with the author of the article,or consult the relevant literature related to this compound(707-61-9).

Reference:
1,3-Benzodioxole – Wikipedia,
Dioxole | C3H4O2 – PubChem

HPLC of Formula: 7524-52-9. 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: H-Trp-OMe.HCl, is researched, Molecular C12H15ClN2O2, CAS is 7524-52-9, about Unified total synthesis of the brevianamide alkaloids enabled by chemical investigations into their biosynthesis. Author is Godfrey, Robert C.; Jones, Helen E.; Green, Nicholas J.; Lawrence, Andrew L..

The bicyclo[2.2.2]diazaoctane alkaloids are a vast group of natural products which have been the focus of attention from the scientific community for several decades. This interest stems from their broad range of biol. activities, their diverse biosynthetic origins, and their topol. complex structures, which combined make them enticing targets for chem. synthesis. In this article, full details of our synthetic studies into the chem. feasibility of a proposed network of biosynthetic pathways towards the brevianamide family of bicyclo[2.2.2]diazaoctane alkaloids are disclosed. Insights into issues of reactivity and selectivity in the biosynthesis of these structures have aided the development of a unified biomimetic synthetic strategy, which has resulted in the total synthesis of all known bicyclo[2.2.2]diazaoctane brevianamides and the anticipation of an as-yet-undiscovered congener.

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1,3-Benzodioxole – Wikipedia,
Dioxole | C3H4O2 – PubChem

The preparation of ester heterocycles mostly uses heteroatoms as nucleophilic sites, which are achieved by intramolecular substitution or addition reactions. Compound: H-Trp-OMe.HCl( cas:7524-52-9 ) is researched.Computed Properties of C12H15ClN2O2.Saulnier, Steve; Ghoteimi, Rayane; Mathe, Christophe; Peyrottes, Suzanne; Uttaro, Jean-Pierre published the article 《2-(Substituted amino)-8-azachromones from 4,6-Diaryl-2-pyridones: A Synthetic Strategy toward Compounds of Broad Structural Diversity》 about this compound( cas:7524-52-9 ) in Journal of Organic Chemistry. Keywords: amino azachromone preparation cyclization diaryl pyridone. Let’s learn more about this compound (cas:7524-52-9).

3-Acetoacetyl-4,6-diaryl-2-pyridones are synthesized in three steps from chalcones and then condense with carbon disulfide to afford 8-azachromones containing a methylthio group at C2. This leaving group offers an entry point for the insertion of more complex moieties via nucleophilic substitution. For this purpose, N-nucleophiles are explored according to their positions in the Mayr’s nucleophilicity scale (N parameter), and three main classes are distinguished depending on whether the substitution takes place from their neutral forms, from their deprotonated anionic forms, or under nucleophilic catalysis. A broad range of primary and secondary amines may be inserted by this method, including enantiomerically pure amino acids, enabling us to explore structural diversity.

If you want to learn more about this compound(H-Trp-OMe.HCl)Computed Properties of C12H15ClN2O2, you may wish to communicate with the author of the article,or consult the relevant literature related to this compound(7524-52-9).

Reference:
1,3-Benzodioxole – Wikipedia,
Dioxole | C3H4O2 – PubChem

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.Tarasova, O. A.; Nedolya, N. A.; Albanov, A. I.; Trofimov, B. A. researched the compound: 2-Bromomethyl-1,3-dioxolane( cas:4360-63-8 ).SDS of cas: 4360-63-8.They published the article 《Unexpected Formation of Thiophene in the Pyrrole Synthesis from Methoxyallene and Methyl Isothiocyanate》 about this compound( cas:4360-63-8 ) in Russian Journal of Organic Chemistry. Keywords: lithiated methoxyallene methyl isothiocyanate bromomethyl dioxolane copper cyclization; dioxolanylmethyl methoxythiophenamine preparation. We’ll tell you more about this compound (cas:4360-63-8).

The sequential reaction of lithiated methoxyallene, Me isothiocyanate, and 2-(bromomethyl)-1,3-dioxolane in the presence of CuBr yields a 2,3-disubstituted thiophene instead of the expected pyrrole. The process was accomplished in one preparative stage and involved intramol. cyclization of the in situ-generated lithium allenylimidothioate and N-alkylation of the resulting lithium thienylamide. Varying the reaction conditions did not affect its route: in all cases, the only product was N-(1,3-dioxolan-2-ylmethyl)-3-methoxy-N-methylthiophen-2-amine.

There is still a lot of research devoted to this compound(SMILES：BrCC1OCCO1)SDS of cas: 4360-63-8, and with the development of science, more effects of this compound(4360-63-8) can be discovered.

Reference:
1,3-Benzodioxole – Wikipedia,
Dioxole | C3H4O2 – PubChem