香兰素丙二醇缩醛的微波化学合成研究及其在食品香精中的应用.pdfVIP

20082 1 FLAVOUR FRA GRAN CE COSMET ICS February, 2008, NO 1 杭州杭曼香精有限公司, 浙江杭州 3100 19 甘望宝 秦 朗 鲁为标 甘望宝, ( 1965) 男, 杭 州杭曼香精 有限公司技术研发中心主任, 高级 工 师, 长期从事香精香料色谱 质谱等的分析研究; 秦朗 ( 1984), 女, 杭州杭曼香精有限公司技术研 发中心助理工 师, 从事色谱质谱 等的分析研究 , , , , n : n = 1. 2, 2 g /m o,l 60 0W, 12 m in PG , 41. 04% , , , , Study on the Synthe i ofVan illin P ropyleneG lycolAcetal byM icrowave Irradiation and it Application in Flavor GAN Wang bao QIN L ang L U W eibiao ( H angzhou H angm a i F lavor Co., L d., H angzhou 310019, China) Abstra ct V an illin propylene g ly co l ace a lw as syn hesized under m icrow ave irrad ia ion from van illin and 1, 2propy lene g lyco l in he presence o f c i ric ac id. T he fac ors ha influenced he reac ion under m icrow ave hea ing w ere inves iga ed, he y ie ld o f 4 1. 04% w as ob a ined unde r cond i ions of 1, 2propy lene g lyco:l van illin = 1. 2: 1( m o l/m o l) , ci r ic ac id 2 g /m o l( based on he am oun of vanillin) , irrad ia ion pow er 600W, mi e 12m in. M ean mi e, i s applica ion in baked food w as es ed. K ey words van illin propylene g lyco l ace a l m ic row ave syn hesis food flavo r , 1, 2 [ 1] , , 1, 2 , , GC /M S 1998 , , , ( F