SYNTHESIS OF 4,5-DIHYDRO-1,4-BENZOTHIAZEPIN-3(2 H )-ONE
Sign Up to like & getrecommendations! Published in 2017 at "Chemistry of Heterocyclic Compounds"
DOI: 10.1007/3473
Abstract: Current microreview includes synthetic approaches for the preparation of 4,5-dihydro-1,4-benzothiazepin-3(2 H )-ones from various starting materials: 2-(aminomethyl)benzenethiol derivatives, 2-halobenzylamine derivatives, and 2-halocarbaldehydes. read more here.
Keywords: dihydro benzothiazepin; dihydro; synthesis dihydro; benzothiazepin one ... See more keywords
Design, synthesis, docking studies and biological evaluation of novel dihydro-1,3,5-triazines as human DHFR inhibitors.
Sign Up to like & getrecommendations! Published in 2017 at "European journal of medicinal chemistry"
DOI: 10.1016/j.ejmech.2016.11.010
Abstract: A novel series of dihydro-1,3,5-triazine derivatives bearing a heteroatom spiro-ring were designed and synthesized on the basis of molecular flexible docking work, and their biological activities were evaluated. Compounds A2, A5, B1 and B3 showed… read more here.
Keywords: novel; design synthesis; dihydro; synthesis docking ... See more keywords
CuBr2-Catalyzed Mild Oxidation of 3,4-Dihydro-β-Carbolines and Application in Total Synthesis of 6-Hydroxymetatacarboline D
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DOI: 10.1021/acsomega.7b01908
Abstract: A green chemical method for the conversion of 3,4-dihydro-β-carbolines to β-carbolines has been developed using air as the oxidant. With 15 mol % CuBr2 as the catalyst, 3,4-dihydro-β-carbolines could be efficiently oxidized to β-carbolines in… read more here.
Keywords: dihydro; synthesis hydroxymetatacarboline; dihydro carbolines; total synthesis ... See more keywords
Ring-opening formal hetero-[5+2] cycloaddition of 1-tosyl-2,3-dihydro-1H-pyrroles with terminal alkynes: entry to 1-tosyl-2,3-dihydro 2,3-dihydro-1H-azepines.
Sign Up to like & getrecommendations! Published in 2019 at "Chemical communications"
DOI: 10.1039/c9cc05082e
Abstract: A new Lewis acid catalysed formal hetero-[5+2] cycloaddition of 2,3-dihydro-1H-pyrroles to terminal alkynes is described. By employing a FeCl3 and BF3·OEt2 co-catalytic strategy, the ring-opening of 1-tosyl-2,3-dihydro-1H-pyrroles by selective cleavage of the C(sp2)-N bond and… read more here.
Keywords: dihydro; cycloaddition; ring opening; formal hetero ... See more keywords
The deamination mechanism of the 5,6-dihydro-6-hydro-6-hydroxylcytosine and 5,6-dihydro-5-methyl-6-hydroxylcytosine under typical bisulfite conditions
Sign Up to like & getrecommendations! Published in 2018 at "Molecular Physics"
DOI: 10.1080/00268976.2018.1541105
Abstract: ABSTRACT The hydrolytic deamination of HOHCytN3+ (paths A and B), and 5-HOHMeCytN3+ (paths C and D) have been explored in the presence of the group. The activation free energy barriers (ΔGs≠) of paths A and… read more here.
Keywords: dihydro; hydroxylcytosine; bisulfite conditions; mechanism dihydro ... See more keywords
Synthesis of Novel 4-[1-(3-Chlorophenyl)-3-(pyren-1-yl)-1H-pyrazol-4-yl]-6-(substituted phenyl)-1,2-dihydro-2-oxo(imino)pyridine-3-carbonitriles
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DOI: 10.1134/s1070363217120349
Abstract: A novel compounds of 4,6-diaryl-2-oxo(imino)-1,2-dihydro-pyridine-3-carbonitriles has been synthesized by reaction of 1-(3-chlorophenyl)-3-(pyren-1-yl)-1H-pyrazole-4-carbaldehyde with different 1-(substituted phenyl)ethanones and ethyl cyanoacetate or malononitrile in presence of ammonium acetate. Structure of the newly synthesized compounds was elucidated from… read more here.
Keywords: dihydro; oxo imino; pyridine carbonitriles; substituted phenyl ... See more keywords
Antiaromatic Dithieno-1,2-dihydro-1,2-diborin Splits Diatomic Hydrogen
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DOI: 10.1246/cl.170812
Abstract: B,B-Dimesityl-substituted dithieno-1,2-dihydro-1,2-diborin was synthesized and its properties and reactivity were studied. Owing to the noticeably electron-deficient and antiaromatic character of the 1,2-dihydro-1,2-diborin ring, this compound was found to homolytically cleave diatomic hydrogen (H2) gas at… read more here.
Keywords: diatomic hydrogen; dihydro; dihydro diborin; dithieno dihydro ... See more keywords
4-Phenylnaphtho[2,3-c]furan-1(3H)-one, 9-Phenylnaphtho[2,3-c]furan-1(3H)-one and 3a,4-Dihydro-9-phenylnaphtho[2,3-c]furan-1(3H)-one Crystal Structures
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DOI: 10.3390/cryst11080857
Abstract: The crystal structures are reported for two unsubstituted arylnaphthalene lactones, 4-phenylnaphtho[2,3-c]furan-1(3H)-one (2), 9-phenylnaphtho[2,3-c]furan-1(3H)-one (3) and a non-aromatic dihydro arylnaphthene lactone, 3a,4-dihydro-9-phenylnaphtho[2,3-c]furan-1(3H)-one (5). There are only minor differences in the geometrical parameters of these structures. However,… read more here.
Keywords: dihydro; phenylnaphtho furan; crystal structures; furan one ... See more keywords
An Efficient Synthesis and Preliminary Investigation of Novel 1,3-Dihydro-2H-benzimidazol-2-one Nitro and Nitramino Derivatives
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DOI: 10.3390/ma15238330
Abstract: The preparation and properties of a series of novel 1,3-dihydro-2H-benzimidazol-2-one nitro and nitramino derivatives are described. A detailed crystal structure of one of the obtained compounds, 4,5,6-trinitro-1,3-dihydro-2H-benzimidazol-2-one (TriNBO), was characterized using low temperature single crystal… read more here.
Keywords: novel dihydro; dihydro; dihydro benzimidazol; one nitro ... See more keywords