02-01-2014 дата публикации
Номер: US20140005392A1
This disclosure relates to a novel process for obtaining a compound of formula I: 2. The compound of formula II as claimed in claim 1 , in which a hydrogen atom,', {'sub': 1', '6, '—(C-C)-alkyl,'}, 'phenyl or', {'sub': 3', '6, '—(C-C)-cycloalkyl;'}], 'R1 is'} {'sub': 1', '4, 'R2 and R3 are the same or different and are each independently a hydrogen atom or —(C-C)-alkyl; and'}, 'D is chlorine, bromine, iodine, fluorine or —N(R2)-R3 where'} a hydrogen atom;', '—C(O)—O—R6 in which', 'R6 is', 'a hydrogen atom,', {'sub': 1', '6, '—(C-C)-alkyl,'}, {'sub': 6', '14', '1', '6, '—(C-C)-aryl where aryl is selected from the group of phenyl, naphthyl, anthryl and fluorenyl, and in which aryl is unsubstituted or mono-, di- or trisubstituted by —C-C)-alkyl,'}, {'sub': 3', '6, '—(C-C)-cycloalkyl or'}, 'a radical from the group of acridinyl, azepinyl, azetidinyl, aziridinyl, benzimidazalinyl, benzimidazolyl, benzofuranyl, benzothiofuranyl, benzothiophenyl, benzoxazolyl, benzothiazolyl, benzotriazolyl, benzotetrazolyl, benzoisoxazolyl, benzoisothiazolyl, carbazolyl, 4aH-carbazolyl, carbolinyl, quinazolinyl, quinolinyl, 4H-quinolizinyl, quinoxalinyl, quinuclidinyl, chromanyl, chromenyl, cinnolinyl, decahydroquinolinyl, dibenzofuranyl, dibenzothiophenyl, dihydrofuran[2,3-b]-tetrahydrofuranyl, dihydrofuranyl, dioxolyl, dioxanyl, 2H,6H-1,5,2-dithiazinyl, furanyl, furazanyl, imidazolidinyl, imidazolinyl, imidazolyl, 1H-indazolyl, indolinyl, indolizinyl, indolyl, 3H-indolyl, isobenzofuranyl, isochromanyl, isoindazolyl, isoindolinyl, isoindolyl, isoquinolinyl(benzimidazolyl), isothiazolidinyl, 2-isothiazolinyl, isothiazolyl, isoxazolyl, isoxazolidinyl, 2-isoxazolinyl, morpholinyl, naphthyridinyl, octahydroisoquinolinyl, oxadiazolyl, 1,2,3-oxadiazolyl, 1,2,4-oxadiazolyl, 1,2,5-oxadiazolyl, 1,3,4-oxadiazolyl, oxazolidinyl, oxazolyl, oxazolidinyl, oxothiolanyl, pyrimidinyl, phenanthridinyl, phenanthrolinyl, phenazinyl, phenothiazinyl, phenoxathiinyl, phenoxazinyl, phthalazinyl, piperazinyl, ...
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