Urea, polymer with ammonium chloride , cyanoguanidine and formaldehyde;
名称 脲与氯化铵;氰基胍和甲醛的聚;
Urea, polymer with ammonium chloride , cyanoguanidine and formaldehyde;
名称 脲与氯化铵;氰基胍和甲醛的聚;
Cyanoguanidine and acetylated β-D-ribose were used as starting materials to give target compound via salt formation, cyclization, silylation, coupling reaction and deprotection.
要以氰基胍和甲酸为原料,经成盐、环反应得到5-氮杂胞啶,5-氮杂胞啶经硅烷化后,与乙酰化的核糖成苷,再基得到氮杂胞苷。
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