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【结 构 式】

【分子编号】24561

【品名】3-oxo-1,3-dihydro-2-benzofuran-1-yl salicylate

【CA登记号】

【 分 子 式 】C15H10O5

【 分 子 量 】270.2414

【元素组成】C 66.67% H 3.73% O 29.6%

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)

1) The reaction of 3-bromophthalide with 2-hydroxybenzoic acid (I), previously salified with triethylamine in refluxing acetone gives 1,3-dihydro-3-oxo-1-isobenzofuranyl 2-hydroxybenzoate (II). Compound (II) is acetylated with acetic anhydride, using sulfuric acid as catalizer.

1 (Laboratorios Bagó); Nouveaux esters de l'acide benzoique substitue. BE 0884978 .
2 Castaner, J.; Prous, J.; Talosalate. Drugs Fut 1986, 11, 5, 394.
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) 15240 2-Hydroxybenzoic acid; Salicylic acid 69-72-7 C7H6O3 详情 详情
(II) 24561 3-oxo-1,3-dihydro-2-benzofuran-1-yl salicylate C15H10O5 详情 详情
(IV) 24560 3-Bromophthalide; 3-Bromo-2-benzofuran-1(3H)-one 6940-49-4 C8H5BrO2 详情 详情
Extended Information