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【结 构 式】

【分子编号】34625

【品名】O-(cyclopropylmethyl)hydroxylamine; 1-[(aminooxy)methyl]cyclopropane

【CA登记号】

【 分 子 式 】C4H9NO

【 分 子 量 】87.1216

【元素组成】C 55.15% H 10.41% N 16.08% O 18.36%

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:(IV)

The condensation of 2,3,4-trifluorobenzoic acid (I) with 2-chloro-4-iodoaniline (II) in the presence of LDA in THF afforded the aryl anthranilic acid (III), which was then coupled with O-(cyclopropylmethyl)hydroxylamine (IV) using bromo-tris(pyrrolidino)phosphonium hexafluorophosphate (PyBrOP) to furnish the title hydroxamate.

1 Tecle, H.; Dudley, D.T.; Bridges, A.J.; Barrett, S.D.; Saltiel, A.R.; Doherty, A.M. (Pfizer Inc.); 4-Bromo or 4-iodo phenylamino benzhydroxamic acid derivs. and their use as MEK inhibitors. EP 0993439; WO 9901426 .
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) 34622 2,3,4-trifluorobenzoic acid 61079-72-9 C7H3F3O2 详情 详情
(II) 34623 2-chloro-4-iodophenylamine; 2-chloro-4-iodoaniline 42016-93-3 C6H5ClIN 详情 详情
(III) 34624 2-(2-chloro-4-iodoanilino)-3,4-difluorobenzoic acid C13H7ClF2INO2 详情 详情
(IV) 34625 O-(cyclopropylmethyl)hydroxylamine; 1-[(aminooxy)methyl]cyclopropane C4H9NO 详情 详情
Extended Information