Category: Dioxole

Chemical engineers work across a number of sectors, processes differ within each of these areas, but chemistry and chemical engineering roles are found throughout, creation and manufacturing process of chemical products and materials. 114214-49-2, Name is tert-Butyl 6-oxa-3-azabicyclo[3.1.0]hexane-3-carboxylate, SMILES is C(C)(C)(C)OC(=O)N2CC1OC1C2, belongs to dioxole compound. In a document, author is Banwell, Martin G., introduce the new discover, Electric Literature of 114214-49-2.

The title compound, C17H19BrO5, bears an exo-orientated or R-configured 4-methoxyphenyl group and incorporates a C – O bond that is distinctly shorter than the three remaining acetal C – O bonds [1.415 (4) versus 1.431 (4) – 1.448 (4) angstrom and 1.421 (4) versus 1.436 (4) – 1.448 (4) angstrom for the two molecules in the asymmetric unit].

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

Having gained chemical understanding at molecular level, chemistry graduates may choose to apply this knowledge in almost unlimited ways, as it can be used to analyze all matter and therefore our entire environment. 28053-08-9, Name is Disodium UDP-glucose, SMILES is O[C@@H]1[C@@H](CO)O[C@@H]([C@@H]([C@H]1O)O)OP([O-])(OP([O-])(OC[C@H]2O[C@H]([C@@H]([C@@H]2O)O)N3C=CC(NC3=O)=O)=O)=O.[Na+].[Na+], belongs to dioxole compound. In a document, author is Schfer, Sibylle, introduce the new discover, HPLC of Formula: https://www.ambeed.com/products/28053-08-9.html.

Antidesma ghaesembilla is an important medicinal and food plant in many Asian countries. Ten substances could be isolated from the dichloromethane and methanol extract: sitostenone (3), daucosterol (4), chavibetol (5), asperphenamate (6), protocatechuic acid (7), vanillic acid-4-O-beta-D-glucoside (8), 1-O-beta-D-glucopyranosyl- 3-O-methyl-phloroglucinol (9), and aristolic acid II-8-O-beta-D-glucoside (10), and two new aristolic acid derivatives, 10-amino-5,7-dimethoxy-aristolic acid II (= 6-amino-9,11-dimethoxyphenanthro[3,4-d]-1,3-dioxole-5carboxylic acid; 1) and 5,7-dimethoxy-aristolochic acid II (= 9,11-dimethoxy-6-nitrophenantro[3,4-d]-1,3-dioxole-5carboxylic acid; 2). Exposure to humans of some of these compounds is associated with a severe disease today known as aristolochic acid nephropathy. Therefore, the traditional usage of this plant has to be reconsidered carefully.

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

The prevalence of solvent effects in heterogeneous catalysis in condensed media has motivated developing quantitative kinetic, and theoretical assessments of solvent structures and their interactions with reaction intermediates and transition states. 4330-21-6, Name is Hoffer’s chlorosugar, SMILES is O=C(O[C@@H]1[C@@H](COC(C2=CC=C(C)C=C2)=O)O[C@H](Cl)C1)C3=CC=C(C)C=C3, in an article , author is Yeung, Sing Yee, once mentioned of 4330-21-6, SDS of cas: 4330-21-6.

Both the traditional Chinese medicinal fungus, Antrodia camphorata, and its secondary metabolite, 4,7-dimethoxy-5-methylbenzo[d][1,3]dioxole, have been reported to possess promising anticancer activity. In this work the natural product and analogues bearing more polar substituents were synthesised and assessed for antiproliferative activity in the NCI-60 screen. Although each compound inhibited the growth of some cell lines at 10 mu M, none had sufficient activity to warrant further investigation.

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

The prevalence of solvent effects in heterogeneous catalysis in condensed media has motivated developing quantitative kinetic, and theoretical assessments of solvent structures and their interactions with reaction intermediates and transition states. 526-95-4, Name is Gluconic Acid (contains Gluconolactone), SMILES is O[C@H]([C@H]([C@@H]([C@@H](CO)O)O)O)C(O)=O, in an article , author is Kennedy, GL, once mentioned of 526-95-4, Recommanded Product: Gluconic Acid (contains Gluconolactone).

Four chemicals (Dioxole 418, Dioxolane 418, Dioxolane 416 and Dioxolane 456) which are used as stabilizers in highresolution image were tested or both their acute and repeated inhalation toxicity in the rat using nose-only exposures. Acute studies determined the lethal concentrations following a single 4-hour exposure, repeated exposure inhalation studies determined the potency and target tissue(s) following 6-hour/day exposures, 5 days/week for 2 weeks. Each of the chemicals was at least mildly toxic acutely with approximate lethal concentrations of > 1,500 ppm for Dioxole 418, 1,300 ppm for Dioxolane 418, 1,700 ppm for Dioxolane 416, and 4,300 ppm for Dioxolane 456. No specific unusual clinical signs of response were seen in the rats exposed acutely. Repeated exposures with Dioxole 418 and Dioxolane 418 resulted in no evidence of toxicity with NOAEL’s being 440 and 500 ppm respectively (the highest concentrations tested). Repeated exposures to 250 ppm Dioxolane 456 were not tolerated with mortalities observed after exposure. Severe bone marrow hypoplasia along with reductions in platelet and neutrophil counts were observed at this concentration with less severe hemopoietic changes seen also at 10 and 51 ppm. The no-effect level for Dioxolane 456 was determined to be 10 ppm in female rats and I ppm in males. The same hemopoietic effects were seen with Dioxolane 416 at exposures of 53 ppm or greater in males but not in females exposed to 53 ppm Dioxolane 416. Hepatocellular hypertrophy and depression of serum alkaline phosphatase activity were seen in male rats exposed to 500 but not 53 ppm Dioxolane 416. Testicular degeneration was also seen in rats exposed to 500 ppm Dioxolane 416. The NOAEL was 5 ppm for the chemical.

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

New Advances in Chemical Research in 2021. Formula: https://www.ambeed.com/products/526-95-4.html, Chemistry involves the study of all things chemical – chemical processes, chemical compositions and chemical manipulation – in order to better understand the way in which materials are structured, how they change and how they react in certain situations. 526-95-4, Name is Gluconic Acid (contains Gluconolactone), SMILES is O[C@H]([C@H]([C@@H]([C@@H](CO)O)O)O)C(O)=O, belongs to dioxole compound. In a article, author is Bandatmakuru, Sreenivasula Reddy, introduce new discover of the category.

Cyclization of 2-aryl amides with base lead to quinolone derivatives. Both graveoline and graveolinine were synthesized.

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

With the volume and accessibility of scientific research increasing across the world, it has never been more important to continue building the reputation for quality and ethical publishing we’ve spent the past two centuries establishing. 29836-26-8, Name is Octyl β-D-glucopyranoside, SMILES is CCCCCCCCO[C@@H]1O[C@H](CO)[C@@H](O)[C@H](O)[C@H]1O, in an article , author is Hamer, Sebastian, once mentioned of 29836-26-8, Related Products of 29836-26-8.

We report the synthesis of five dicarboxylic acid-substituted dipolar molecular rotors for the use as linker molecules in metalorganic frameworks (MOFs). The rotor molecules exhibit very low rotational barriers and decent to very high permanent, charge free dipole moments, as shown by density functional theory calculations on the isolated molecules. Four rotors are fluorescent in the visible region. The linker designs are based on push-pull-substituted phenylene cores with ethynyl spacers as rotational axes, functionalized with carboxylic acid groups for implementation in MOFs. The substituents at the phenylene core are chosen to be small to leave rotational freedom in solids with confined free volumes. The dipole moments are generated by electron-donating substituents (benzo-1,3-dioxole, benzo-1,4-dioxane, or benzo-2,1,3-thiadiazole annelation) and withdrawing substituents (difluoro, or dicyano substitution) at the opposite positions of the central phenylene core. A combination of 1,4-dioxane annelation and dicyano substitution generates a theoretically predicted, very high dipole moment of 10.1 Debye. Moreover, the molecules are sufficiently small to fit into cavities of 10 angstrom(3). Hence, the dipolar rotors should be ideally suited as linkers in MOFs with potential applications as ferroelectric materials and for optical signal processing.

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

Chemistry graduates have much scope to use their knowledge in a range of research sectors, including roles within chemical engineering, chemical and related industries, healthcare and more. Electric Literature of 68515-73-168515-73-1, Name is (3R,4S,5S,6R)-2-(Decyloxy)-6-(hydroxymethyl)tetrahydro-2H-Pyran-3,4,5-triol, SMILES is O[C@H]1C(OCCCCCCCCCC)O[C@H](CO)[C@@H](O)[C@@H]1O, belongs to dioxole compound. In a article, author is Pereira, Sharlene Lopes, introduce new discover of the category.

New bioactive N-acylhydrazone derivatives synthesized from safrole previously have been found to promote intense vasodilation and antihypertensive activity. In this study, we describe the synthesis and the cardiovascular effects of the new N-acylhydrazone derivative (E)-N-methyl-N ‘-(thiophen-3-ylmethylene)benzo[d][1,3]dioxole-5-carbohydrazide (LASSBio-1289). Thoracic aorta and left papillary muscles from Wistar-Kyoto (WKY) rats and spontaneously hypertensive rats (SHR) were prepared for isometric tension recording. LASSBio-1289 promoted relaxation of endothelium-intact and denuded aortic rings with respective pIC(50) (-log IC50) values of 5.07 +/- 0.09 and 4.26 +/- 0.09 (P<0.001) for WKY rats and 5.43 +/- 0.05 and 5.58 +/- 0.07 (P>0.05) for SHR. The vasodilator activity of LASSBio-1289 was increased in the KCl-contracted aorta. LASSBio-1289 attenuated the contracture elicited by Ca2+ in depolarized aorta from both WKY rats and SHR. In endothelium-intact aorta from WKY rats, LASSBio-1289-induced relaxation was unchanged after incubation with propranolol, ZM 241385, atropine, diphenhydramine, and HOE140, but was significantly reduced by L-NAME and ODQ. LASSBio-1289 decreased papillary muscles contractility only at concentrations above 200 mu m. Acute intravenous injection of LASSBio-1289 (3mg/kg) produced a significant hypotensive response in SHR but not in WKY rats, suggesting its antihypertensive profile. The antihypertensive effect was also observed in SHR during 14days of intraperitoneal and oral administration. In conclusion, our data demonstrated that LASSBio-1289 induces both endothelium-independent vasorelaxation involving the inhibition of Ca2+ influx through L-type Ca2+ channels in aorta from WKY rats and SHR, and endothelium-dependent relaxation mediated by the NO/cyclic GMP pathway in WKY rats.

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

New research progress on 3458-28-4 in 2021. Chemical research careers are more diverse than they might first appear, as there are many different reasons to conduct research and many possible environments. In an article, author is Rahman, Mohammed M., once mentioned the application of 3458-28-4, Recommanded Product: 3458-28-4, Name is (2S,3S,4R,5R)-2,3,4,5,6-Pentahydroxyhexanal, molecular formula is C6H12O6, molecular weight is 180.1559, MDL number is MFCD00799233, category is dioxole. Now introduce a scientific discovery about this category.

In this study, noble ligands of (E)-N ‘-(benzo[d]dioxol-5-ylmethylene)-4-methyl-benzenesulfonohydrazide (BDMMBSH) were prepared via a simple condensation method using benzo-[d][1,3]-dioxole carbaldehyde, benzenesulfonylhydrazine (BSH), and 4-methyl-benzenesulphonylhydrazine (4-MBSH) in good yield, which were crystallized in acetone, EtOAc, and EtOH. The BDMMBSH derivatives were characterized using different spectroscopic techniques, such as H-1-NMR, C-13-NMR, FTIR, and UV-Vis spectroscopy, and their crystal structures were analyzed using the single crystal X-ray diffraction method (SCXRDM). Subsequently, the BDMMBSH compounds were used for the significant detection of the carcinogenic heavy metal ion, lead (Pb2+), via a reliable electrochemical approach. A sensitive and selective Pb2+ sensor was developed via the deposition of a thin layer of BDMMBSH on a GCE with the conducting polymer matrix Nafion (NF). The sensitivity, LOQ, and LOD of the proposed sensor towards Pb2+ were calculated from the calibration curves to be 2220.0 pA mu M-1 cm(-2), 320.0 mM, and 96.0 pM, respectively. The validation of the BDMMBSH/GCE/NF sensor probe was performed via the selective determination of Pb2+ in spiked natural samples with a satisfactory and rational outcome.

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

Having gained chemical understanding at molecular level, chemistry graduates may choose to apply this knowledge in almost unlimited ways, as it can be used to analyze all matter and therefore our entire environment. 4330-21-6, Name is Hoffer’s chlorosugar, SMILES is O=C(O[C@@H]1[C@@H](COC(C2=CC=C(C)C=C2)=O)O[C@H](Cl)C1)C3=CC=C(C)C=C3, belongs to dioxole compound. In a document, author is Silva Oliveira, Thiago Levi, introduce the new discover, Name: Hoffer’s chlorosugar.

Hydrocotyle umbellata L. is a groundcover plant that has been used in the folk medicine of Argentina, Brazil, Cuba e India, mainly to reduce inflammatory processes. The lignan, hibalactone, can be isolated from the roots of the plant. In the anti-inflammatory and antioxidant activity of such natural products, it is believed that the mechanism of action involves the butyrolactone ring, which would act as free pharmacophore. In this study, electrochemical, spectrometric and computational chemistry approaches were used to evaluate the lignan antioxidant activity and electro-oxidation pathway. Electrochemical measurements were performed in a 3 mL cell, operated in a three electrode system, consisting in an Ag/AgCl reference electrode, platinum as counter electrode and glassy carbon electrode was used as working electrode. Radical scavenging assays were performed with DPPH and ABTS. In the computational chemistry approach geometry, optimization was performed with semi empirical calculations (PM3) and the orbitals/charges calculations were performed by the extended Huckel method. The voltammetry showed a very slight variation with pH alteration, which can be justified by lactone hydrolysis that occurs in acidic and basic pH. In the HOMO and total charge density distribution it was possible to observe that the higher prevalence was in the benzo[1,3]dioxole rings and in the alkenes/alkanes in proximity with the lactone ring. The hibalactone displayed a single quasi-reversible electro-oxidation. Given the HOMO and charge density distribution in the lignan, more so the single oxidation in the evaluated potential, it is reasonable to infer that the alkene bonded with the lactone ring was a probable site of oxidation.

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

New Advances in Chemical Research in 2021. Application In Synthesis of Triphenyl methyl olmesartan, While the job of a research scientist varies, most chemistry careers in research are based in laboratories, where research is conducted by teams following scientific methods and standards. 144690-92-6, Name is Triphenyl methyl olmesartan, SMILES is O=C(C1=C(C(C)(O)C)N=C(CCC)N1CC2=CC=C(C3=CC=CC=C3C4=NN=NN4C(C5=CC=CC=C5)(C6=CC=CC=C6)C7=CC=CC=C7)C=C2)OCC8=C(C)OC(O8)=O, belongs to dioxole compound. In a article, author is Yang, Zhongzhen, introduce new discover of the category.

Palmatine and berberine, structurally similar isoquinoline alkaloids exhibiting a broad range of biological activities, were recently found to inhibit p300 histone acetyltransferase (HAT), a potential therapeutic target for treating transcriptional activator-driven malignancies and diseases. Here, we report the first total synthesis of B-homo palmatine (11a) and berberine (11b) derivatives, which were synthesized from 3,4-dimethoxybenzaldehyde (1a) and benzo[d][1,3]dioxole-5-carbaldehyde (1b) in nine steps in 13.8 and 16.9% overall yields, respectively. A number of other new B-homo palmatine and berberine derivatives were also prepared. These derivatives display good inhibitory activity against p300 HAT; compound 12a manifests the most potent inhibition with an IC50 value of 0.42 mu m. Cell-based assays revealed that 12a exhibits certain inhibitory activity against HCG27, HT1080, and Z-138 cell lines, and no visible activity towards other cancer cell lines tested, reflecting that 12a has low cytotoxicity and acts against some types of cancer cells.

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