The propionylchloride was found to be the appropriate acylating agent in terms of the cost.
通过成本比较,认为丙酰氯是合适的酰化剂。
2
The stavudine was prepared from 5-methyluridine via six steps in 34% overall yield, in which the key step is the selective acylation of 5-methyluridine by propionylchloride.