135861-56-2 1,3:2,4-二(3,4-二甲基亚苄基)-D-山梨醇

TSCA listed。海关编码:2933.39.9200。

成核剂HX-3作为一种成核透明剂，适用于透明塑料制品如保鲜膜，一次性水杯，餐具文具用品。

塑料

合成路线 1（1. 合成：135861-56-2）

产率：99% 合成条件：at 20℃; for 12 h; 实验步骤：向D-山梨糖醇（9.11g，50mmol）和3,4-二甲基苯甲醛（13.4g，100mmol）的白色浆液中加入在室温下向乙腈（100mL）中加入对甲苯磺酸一水合物（1.9g，10mmol）的固体。磁力搅拌12小时后，依次用沸水（200mL×2），环己烷（200mL×2）和沸水（200mL×4）洗涤凝胶状物质（不存在可见溶剂）。在真空烘箱中在110℃下干燥12小时后，得到1,3：2,4-双（3'，4'-二甲基亚苄基）山梨糖醇（20.5g，99％），为白色粉末。使用1H和13C NMR，IR和GC / MS适当地表征产物。 参考文献：[1] Patent: US2006/79720, 2006, A1. Location in patent: Page/Page column 4 [2] Patent: US2006/79720, 2006, A1. Location in patent: Page/Page column 5 [3] Patent: US2006/79720, 2006, A1. Location in patent: Page/Page column 4-5 [4] Patent: US2006/79720, 2006, A1. Location in patent: Page/Page column 4 [5] Patent: US2006/79720, 2006, A1. Location in patent: Page/Page column 5 [6] Patent: EP2940023, 2015, A1. Location in patent: Paragraph 0060-0062 [7] Patent: WO2012/95855, 2012, A1. Location in patent: Page/Page column 19 [8] Patent: US2013/296580, 2013, A1. Location in patent: Paragraph 0095 [9] Patent: WO2012/95856, 2012, A1. Location in patent: Page/Page column 13-14 [10] Patent: US2006/79720, 2006, A1. Location in patent: Page/Page column 5 [11] Patent: US2006/79720, 2006, A1. Location in patent: Page/Page column 4 [12] Patent: US2006/79720, 2006, A1. Location in patent: Page/Page column 4 [13] Patent: US2006/79720, 2006, A1. Location in patent: Page/Page column 4 [14] Patent: US2006/79720, 2006, A1. Location in patent: Page/Page column 4 [15] Patent: US2013/296581, 2013, A1. Location in patent: Paragraph 0060