1-丁基-3-甲基咪唑三氟甲磺酸盐催化合成L-抗坏血酸棕榈酸酯OA北大核心CSTPCD
Chemical synthesis of L-ascorbyl palmitate in [ BMIM] OTF
L-抗坏血酸棕榈酸酯是一种高效安全的脂溶性抗氧化剂,是近几年被国际上认可的一种新型食品添加剂,广泛地用于粮油、食品、医药、保健品化妆品等领域.1 -丁基-3-甲基咪唑三氟甲磺酸盐( [BMIM] OTF)是一种常用的室温离子液体催化剂,可有效催化乙酰化反应,具有高效、底物普适性好和对水稳定的特点,本文研究了 [BMIM] OTF催化棕榈酸与L-抗坏血酸合成L-抗坏血酸棕榈酸酯,考察了[BMIM] OTF的用量、反应物摩尔比、反应温度、反应时间、对…查看全部>>
L - ascorbyl palmitate is a safe and highly efficient lipophilic antioxidant. It is an widely accepted new food antioxidant in recent years and can be used in oil, food, medicine, health protection and cosmetics. 1 - butyl - 3 -methylimidazolium trifluoromethanesulfonate ( [ BMIM] OTF) is a versatile ionic liquid promoter in the room temperature. It can effectively improve acetylization and has the advantage on substrate universality and water …查看全部>>
刘瑞瑾;纪俊敏
华南理工大学轻工与食品学院,广州510010河南工业大学,郑州450057
轻工纺织
离子液体L-抗坏血酸棕榈酸L-抗坏血酸棕榈酸酯
ionic liquid ascordbic acid palmitic acid L - ascorbic palmitate
《中国食品添加剂》 2011 (5)
74-77,4
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