By using s-methyl-sio-thiourea sulfate and hydrazine hydrate etc. aminoguanidin bicar-bonate was synthesized and the improved method for aminoguanidin bicarbonate was put forward.

• 以甲基异硫脲硫酸盐,水合肼等为原料来合成氨基胍碳酸氢盐,并对其合成方法进行改进。