5-ethyl-4-hydroxy-2-methylfuran-3(2H)-otu [27538-10-9] FEMA 3623

2-ethyl-4-hydroxy-5-methyl-3 (2H) -furanone ‌ bụ ihe mgbakwunye nri a na-ejikarị eme ihe n'ụlọ ọrụ nri. A na-esi na ihe ndị dị ka diethyl oxalate na ethyl chloroacetate kwadebe ya. Ojiji nke ihe mgbakwunye nri a na-egosi ọrụ dị mkpa ọ na-arụ na nhazi nri. Dịka ọ dị na ojiji nri nke 2-ethyl-4-hydroxy-5-methyl-3 (2H) -furanone, a na-ejikarị ya eme ihe dị ka ihe mgbakwunye nri iji melite agba na isi nri ma nye ahụmịhe ụtọ pụrụ iche. Dịka ọmụmaatụ, ọ nwere ụtọ mkpụrụ osisi na caramel, nke na-eme ka ọ bụrụ ihe dị mkpa na nhazi ụtọ anụ dị elu iji mee ka ụtọ anụ dịkwuo mma. Na mgbakwunye, a na-ejikwa 2-ethyl-4-hydroxy-5-methyl-3 (2H) -furanone eme ihe na nhazi nke ngwaahịa anụ dị ka anụ ehi esi esi iji mee ka ụtọ na isi ha dịkwuo mma, ma melite mma na uto nri zuru oke.