Uma rota para a preparação do β-caroteno, um corante alimentício amarelo e fonte de vitami...
Uma rota para a preparação do β-caroteno, um corante alimentício amarelo e fonte de vitamina A, pode ser executada por meio de uma reação de Wittig dupla entre 2 equivalentes de β-ionilidenoacetaldeído e uma de ilida. Mostre a estrutura do produto β-caroteno.
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Solutions For Problems in Chapter 19
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