N-(ethyl α-D-mannopyranosyl-(1->2)-α-D-mannopyranosyl)-N'-(3,6,9,12-tetraoxa-23-acetylthiotricosanyl)thiourea 在
甲醇 、
sodium methylate 作用下,
反应 2.0h,
以38.3 mg的产率得到23,23'-dithiobis[N-(ethyl-α-D-mannopyranosyl-(1->2)-α-D-mannopyranosyl)-N'-(3,6,9,12-tetraoxa-23-acetylthiotricosanyl)thiourea]