Synthesis method of sodium 3-allyloxy-2-hydroxypropanesulfonate

The invention provides a synthesis method of sodium 3-allyloxy-2-hydroxypropanesulfonate, which comprises the following steps: dissolving sodium hydrogen sulfite in water, and heating the aqueous solution of sodium hydrogen sulfite; the method comprises the following steps: adding allyl glycidyl ether into a sodium hydrogen sulfite aqueous solution, and reacting to generate 3-allyloxy-2-hydroxy sodium propanesulfonate. According to the invention, the problem of defects in synthesis of sodium 3-allyloxy-2-hydroxypropanesulfonate by using the prior art is solved. 本发明提供一种3-烯丙氧基-2-羟基丙磺酸钠的合成方法，包括以下步骤：将亚硫酸氢钠溶于水中，并将亚硫酸氢钠水溶液升温；在亚硫酸氢钠水溶液中加入烯丙基缩水甘油醚反应，生成3-烯丙氧基-2-羟基丙磺酸钠。本发明解决了利用现有技术合成3-烯丙氧基-2-羟基丙磺酸钠的缺陷问题。