2-[(R)-2-(N-tert-butyloxycarbonylamino)-1-propylsulphonyl]benzothiazole 、
盐酸 、 2-[(R)-2-aminopropyl-1-propylsulphonyl]benzothiazole hydrochloride 、
(2R,3R,4R,5R)-4-(acetyloxy)-2-[(acetyloxy)methyl]-5-(2,6-dichloro-9H-purin-9-yl)tetrahydro-3-furanyl acetate 、 2',3',5'-tri-O-acetyl-N-[(R)-1-(2-benzothiazolyl)sulphonyl-2-propyl]-2-chloroadenosine 、
sodium methylate 以
乙酸乙酯 、
甲醇 为溶剂,
以provided the title N-[(R)-1-(2-benzothiazolyl)sulphonyl-2-propyl]-2-chloroadenosine as a foam (following column chromatography)的产率得到N-[(R)-1-(2-Benzothiazolylsulphonyl)-2-propyl]-2-chloroadenosine