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【结 构 式】

【分子编号】38087

【品名】ethyl 2-(acetamido)-3-dibenzo[b,d]furan-3-ylpropanoate

【CA登记号】

【 分 子 式 】C19H19NO4

【 分 子 量 】325.3642

【元素组成】C 70.14% H 5.89% N 4.3% O 19.67%

与该中间体有关的原料药合成路线共 2 条

合成路线1

该中间体在本合成路线中的序号:(VIII)

In a different procedure, biaryl formation via ortho palladation of diaryl ether (VII) provided the desired dibenzofuran (VIII) along with a small amount of regioisomer (IX). Kinetic resolution with alcalase produced the S-carboxylic acid (V), whereas the R-ester (X) was recycled by base-catalyzed epimerization.

1 Blanchard, L.; De Lombaert, S.; Stamford, L.B.; et al.; Potent and selective non-peptidic inhibitors of endothelin-converting enzyme-1 with sustained duration of action. J Med Chem 2000, 43, 3, 488.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(V) 38084 (2S)-2-(acetamido)-3-dibenzo[b,d]furan-3-ylpropionic acid C17H15NO4 详情 详情
(VII) 38086 ethyl 2-(acetamido)-3-(3-phenoxyphenyl)propanoate C19H21NO4 详情 详情
(VIII) 38087 ethyl 2-(acetamido)-3-dibenzo[b,d]furan-3-ylpropanoate C19H19NO4 详情 详情
(IX) 38088 ethyl 2-(acetamido)-3-dibenzo[b,d]furan-2-ylpropanoate C19H19NO4 详情 详情
(X) 38089 ethyl (2R)-2-(acetamido)-3-dibenzo[b,d]furan-3-ylpropanoate C19H19NO4 详情 详情

合成路线2

该中间体在本合成路线中的序号:(VIII)

In a different procedure, biaryl formation via ortho palladation of diaryl ether (VII) provided the desired dibenzofuran (VIII) along with a small amount of regioisomer (IX). Kinetic resolution with alcalase produced the S-carboxylic acid (V), whereas the R-ester (X) was recycled by base-catalyzed epimerization.

1 Blanchard, L.; De Lombaert, S.; Stamford, L.B.; et al.; Potent and selective non-peptidic inhibitors of endothelin-converting enzyme-1 with sustained duration of action. J Med Chem 2000, 43, 3, 488.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(V) 38084 (2S)-2-(acetamido)-3-dibenzo[b,d]furan-3-ylpropionic acid C17H15NO4 详情 详情
(VII) 38086 ethyl 2-(acetamido)-3-(3-phenoxyphenyl)propanoate C19H21NO4 详情 详情
(VIII) 38087 ethyl 2-(acetamido)-3-dibenzo[b,d]furan-3-ylpropanoate C19H19NO4 详情 详情
(IX) 38088 ethyl 2-(acetamido)-3-dibenzo[b,d]furan-2-ylpropanoate C19H19NO4 详情 详情
(X) 38089 ethyl (2R)-2-(acetamido)-3-dibenzo[b,d]furan-3-ylpropanoate C19H19NO4 详情 详情
Extended Information