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armando mateus pomini - Biblioteca do Instituto de Química - Unicamp

armando mateus pomini - Biblioteca do Instituto de Química - Unicamp

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PARTE EXPERIMENTALisotermicamente a 180ºC durante 150 minutos. Detector: 240ºC (p/ N-tetra<strong>de</strong>canoil-HSL) ou 280ºC (p/ N-<strong>do</strong><strong>de</strong>canoil-HSL). Os resulta<strong>do</strong>s sãomostra<strong>do</strong>s na Tabela 7.Tabela 7. Resulta<strong>do</strong>s da <strong>de</strong>terminação da configuração absoluta da (S)-N<strong>do</strong><strong>de</strong>canoil,(S)-N-tetra<strong>de</strong>canoil,, (S)-N-(2E)-<strong>do</strong><strong>de</strong>cenoil, (S)-N-(7Z)-tetra<strong>de</strong>cenoil e (S)-N-(2E, 7Z)-tetra<strong>de</strong>cadienil-HSL produzidas por M.mesophilicum por CG-FID com fase estacionária quiral.Amostra T R e % (R) (min) T R e % (S) (min) ee (majoritário)(S)-N-tetra<strong>de</strong>canoil-HSL(±)-N-tetra<strong>de</strong>canoil-HSL sint. 103,8 (50%) 105,4 (50%) Picos em 1:1(S)-N-tetra<strong>de</strong>canoil-HSL sint. - 105,4 (97%) 94 % (S)F22 Prod. natural - 105,4 (>99%) > 99% (S)Co-injeção (±)-N-tetra<strong>de</strong>canoil-HSL e prod. natural*103,6 (29%) 105,3 (71%) 13% (S)(S)-N-<strong>do</strong><strong>de</strong>canoil-HSL(±)-N-<strong>do</strong><strong>de</strong>canoil-HSL sint. 46,9 (50%) 47,7 (50%) Picos em 1:1(S)-N-<strong>do</strong><strong>de</strong>canoil-HSL sint. - 47,7 (97%) 94 % (S)F22 Prod. natural - 47,7 (>99%) > 99% (S)Co-injeção (±)-N-<strong>do</strong><strong>de</strong>canoil- 46,8 (32%) 47,5 (68%) 4% (S)HSL e prod. natural #T R : tempo <strong>de</strong> retenção* Co-injeção: mistura 1:1 <strong>de</strong> (±)-N-tetra<strong>de</strong>canoil-HSL a 1 mg/mL e Fração F22 a 1 mg/mL.# Co-injeção: mistura 1:1 <strong>de</strong> (±)-N-<strong>do</strong><strong>de</strong>canoil-HSL a 0,1 mg/mL e Fração F22 a 1 mg/mL.174

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