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【结 构 式】

【分子编号】19821

【品名】dimethyl (2S)-2-aminohexanedioate

【CA登记号】

【 分 子 式 】C8H15NO4

【 分 子 量 】189.21144

【元素组成】C 50.78% H 7.99% N 7.4% O 33.82%

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)

Carboxilic acid (I) is converted to the correspondig acid chloride (II) and and amidated with dimethyl homoglutamate (III) to give the amide (IV). The benzyloxycarbonyl grouo of the amide (IV) is removed with H2 over Pd/C to give the amide (V), which is effectively alkylated with 6-(bromomethyl)-2,4-diaminopteridine (VI) to produce compound (VII). Finally, compound (VII) is hydrolyzed with 1N NaoH to yield MX-68.

1 Maruyama, N.; et al.; Antirheumatic agents. Novel methotrexate derivatives which are resistant to polyglutamation. 213th ACS Natl Meet (April 13-17, San Francisco) 1997, Abst MEDI 090.
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) 19819 4-[(benzyloxy)carbonyl]-3,4-dihydro-2H-1,4-benzothiazine-7-carboxylic acid C17H15NO4S 详情 详情
(II) 19820 benzyl 7-(chlorocarbonyl)-2,3-dihydro-4H-1,4-benzothiazine-4-carboxylate C17H14ClNO3S 详情 详情
(III) 19821 dimethyl (2S)-2-aminohexanedioate C8H15NO4 详情 详情
(IV) 19822 dimethyl (2S)-2-[([4-[(benzyloxy)carbonyl]-3,4-dihydro-2H-1,4-benzothiazin-7-yl]carbonyl)amino]hexanedioate C25H28N2O7S 详情 详情
(V) 19823 dimethyl (2S)-2-[(3,4-dihydro-2H-1,4-benzothiazin-7-ylcarbonyl)amino]hexanedioate C17H22N2O5S 详情 详情
(VI) 11006 2-Amino-6-(bromomethyl)-4-pteridinylamine; 6-(Bromomethyl)-2,4-pteridinediamine 52853-40-4 C7H7BrN6 详情 详情
(VII) 19825 dimethyl (2S)-2-[([4-[(2,4-diamino-6-pteridinyl)methyl]-3,4-dihydro-2H-1,4-benzothiazin-7-yl]carbonyl)amino]hexanedioate C24H28N8O5S 详情 详情
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