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【结 构 式】

【分子编号】53573

【品名】2-amino-4-[(3S)-3-(dimethylamino)pyrrolidinyl]phenylamine; 4-[(3S)-3-(dimethylamino)pyrrolidinyl]-1,2-benzenediamine

【CA登记号】n/a

【 分 子 式 】C12H20N4

【 分 子 量 】220.31776

【元素组成】C 65.42% H 9.15% N 25.43%

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:(I)

The cyclization of the phenylenediamine (I) with 3-ethoxy-3-iminopropionic acid ethyl ester (II) in refluxing ethanol gives the 2-(benzimidazol-2-yl)acetate (III), which is submitted to a new cyclization with 2-aminobenzonitrile (IV) by means of LiHMDS in THF to afford the target quinolinone.

1 Harris, A.; Renhowe, P.; Machajewski, T.; Shafer, C.; Wernette-Hammond, M.-E.; Pecchi, S.; Taylor, C.; McCrea, B.; McBride, C.; Jazan, E. (Chiron Corp.); Quinolinone derivs.. WO 0222598 .
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) 53573 2-amino-4-[(3S)-3-(dimethylamino)pyrrolidinyl]phenylamine; 4-[(3S)-3-(dimethylamino)pyrrolidinyl]-1,2-benzenediamine n/a C12H20N4 详情 详情
(II) 17929 ethyl 3-ethoxy-3-iminopropanoate 2318-25-4 C7H13NO3 详情 详情
(III) 53574 ethyl 2-{5-[(3S)-3-(dimethylamino)pyrrolidinyl]-1H-benzimidazol-2-yl}acetate n/a C17H24N4O2 详情 详情
(IV) 19493 2-aminobenzonitrile 1885-29-6 C7H6N2 详情 详情
Extended Information