化学合成。
化学合成
合成路线 1(1. 合成:4535-90-4)
产率:96%
合成条件:With thionyl chloride In dichloromethane
实验步骤:实施例2 N-甲基-N-(2-氯乙基)胺,盐酸盐将氯化氢鼓入2-(甲基氨基)乙醇(10g,133mmol)在CH2Cl2(25ml)中的搅拌溶液中直至混合物转向 湿石蕊试纸红。 将混合物冷却至0℃,滴加亚硫酰氯(15.82g,133mmol)。 将混合物在室温下搅拌过夜。 减压除去溶剂,得到产物,为白色固体(16.60g,96%收率):mp 95°-100℃; 1 H NMR(DMSO-d6)4.00(t,2H,J = 6.28Hz),3.36(t,2H,J = 6.29Hz),2.81(s,3H)ppm; IR(KBr)3400,2960,2750,2420,1730,1580,1460,1390,1310,1270,1200,1150,1165,1005,990,900,860,710cm -1。
参考文献:
- [1] Journal of Medicinal Chemistry, 1995, vol. 38, # 14, p. 2672 - 2680 [2] Patent: US5233031, 1993, A [3] Chemical and Pharmaceutical Bulletin, 2002, vol. 50, # 7, p. 941 - 959 [4] Journal of the Chemical Society. Dalton Transactions, 2001, # 8, p. 1306 - 1318 [5] Journal of medicinal chemistry, 1992, vol. 35, # 17, p. 3246 - 3253 [6] Patent: WO2015/140337, 2015, A1. Location in patent: Page/Page column 33 [7] Journal of Medicinal Chemistry, 1998, vol. 41, # 27, p. 5429 - 5444 [8] Journal of the American Chemical Society, 2008, vol. 130, # 15, p. 5052 - 5053 [9] Organometallics, 2012, vol. 31, # 21, p. 7427 - 7433,7 [10] Chemische Berichte, 1905, vol. 38, p. 3132 [11] Patent: WO2007/25889, 2007, A2. Location in patent: Page/Page column 37; 39-40; 42 [12] Journal of Polymer Science, Part A: Polymer Chemistry, 2014, vol. 52, # 5, p. 671 - 679
合成路线 2(2. 合成:4535-90-4)
产率:80%
合成条件:With sulfuryl dichloride In chloroform at 0℃; for 3 h; Reflux
实验步骤:在0℃下向搅拌的2-(甲基氨基)乙醇盐酸盐(29.7g,1.0当量)在150mL CHCl 3中的溶液中滴加二硫酰氯(41g,1.3当量)。 回流3小时后,将反应冷却至室温。 然后真空除去溶剂,将残余物悬浮在100mL溶液(CH 2 Cl 2:石油醚= 1:10)中,过滤,得到所需产物(28g,80%)。 :1 H NMR(400MHz,DMSO-c)δ9.24(brs,2H),3.93(t,J = 6.0Hz,2H),3.28(t,J = 6.0Hz,2H),2.56(s,3H)。
参考文献:
- [1] Patent: WO2013/97773, 2013, A1. Location in patent: Paragraph 0236; 0312 [2] Patent: EP1893695, 2009, B1. Location in patent: Page/Page column 31