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【结 构 式】

【分子编号】22907

【品名】2-phenylpyrazolo[1,5-a]pyrimidin-7(4H)-one

【CA登记号】

【 分 子 式 】C12H9N3O

【 分 子 量 】211.22308

【元素组成】C 68.24% H 4.29% N 19.89% O 7.57%

与该中间体有关的原料药合成路线共 1 条

合成路线1

该中间体在本合成路线中的序号:(II)

3-Phenyl-5-aminopyrazole (I) is reacted with sodium formylacetate (III) to give (II). Alkylation ot (II) with ethyl iodide (IV) in DMF solution in the presence ot K2CO3 gives the target compound.

1 Pirisino, R.; Pecori-Vettori, L.; Ceppateli, P.; Corrias, M.; Mangano, G.; Ignesti, G.; Carla, V.; Further investigation on the antiinflammatory acti. Pharm Sci 1981, 36, 682.
2 Pecori-Vettori, L.; Pirisino, R.; Ignesti, G.; Bruni, F.; Auzzi, G.; Raimondi, L.; Banchelli, G.; Costanzo, A.; Corrias, M.; Cecci, L.; 2-Phenylpirazolo[1-5-a]pyrimidin-7-ones. A new cla. J Med Chem 1983, 26, 1706.
3 Pirisino, R.; Messori, A.; Auzzi, G.; Bruni, F.; Pecori-Vettori, L.; Costanzo, A.; Cecchi, L.; FPP-028. Drugs Fut 1987, 12, 4, 345.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(I) 22906 3-phenyl-1H-pyrazol-5-amine; 3-phenyl-1H-pyrazol-5-ylamine 827-41-8 C9H9N3 详情 详情
(II) 22907 2-phenylpyrazolo[1,5-a]pyrimidin-7(4H)-one C12H9N3O 详情 详情
(III) 28397 sodium 3-oxopropanoate C3H3NaO3 详情 详情
(IV) 10925 Iodoethane;ethyl iod 75-03-6 C2H5I 详情 详情
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