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【结 构 式】

【分子编号】39905

【品名】6,7-dihydroxy-2H-chromen-2-one

【CA登记号】305-01-1

【 分 子 式 】C9H6O4

【 分 子 量 】178.14424

【元素组成】C 60.68% H 3.39% O 35.92%

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:(III)

Hydroquinone (I) is converted to 1,2,4-triacetoxybenzene (II), which is condensed with malic acid (A) to afford 6,7-dihydroxycoumarin (aesculetin) (III). This is methylated with dimethyl sulfate in acetone to give Scoparone.

1 Arya, V.P.; Scoparone. Drugs Fut 1978, 3, 7, 550.
2 Singh, G.B.; et al.; J Sci Ind Res 1956, 15, 19, Suppl. 2, 190-193.
3 King, F.E.; et al.; J Chem Soc 1954, 106, 19, Suppl. 2, 1392-99.
4 Thakur, R.S.; et al.; Res and Ind 1975, 3, 19, Suppl. 2, 129-131.
5 DuH, S.B.; Parihar, D.B.; Proc Ind Acad Sci 1947, 106, 19, Suppl. 2, 153.
6 Stefanovic, M.; et al.; Phytochem 1973, 12, 19, Suppl. 2, 2996.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(A) 22743 Hydroxysuccinic acid; Malic acid; Hydroxybutanedioic acid 617-48-1 C4H6O5 详情 详情
(I) 13163 p-Dihydrobenzene; Hydroquinone 123-31-9 C6H6O2 详情 详情
(II) 39904 1,2,4-Triacetoxybenzene; 2,4-bis(acetoxy)phenyl acetate 613-03-6 C12H12O6 详情 详情
(III) 39905 6,7-dihydroxy-2H-chromen-2-one 305-01-1 C9H6O4 详情 详情
Extended Information