86969-30-4
4-ethyl-3-nitroso-2-phenylpyrazolo[1,5-a]pyrimidin-7-one
86969-33-7
5-ethoxy-2-phenylpyrazolo[1,5-a]pyrimidine
86969-31-5
4-ethyl-2-phenylpyrazolo[1,5-a]pyrimidin-5-one
870837-27-7
3-乙氧基-4-氟苯甲醛
871-31-8
1-叠氮基乙烷

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