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【结 构 式】

【分子编号】66494

【品名】(2R)-2-(3,4-dichloro-2-hydroxy-5-oxo-2,5-dihydro-1H-pyrrol-1-yl)butanamide

【CA登记号】 

【 分 子 式 】C8H10Cl2N2O3

【 分 子 量 】253.084

【元素组成】C 37.97% H 3.98% Cl 28.02% N 11.07% O 18.97%

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)

 

1 Das Sarma K, Zhang J, Huang Y, et aL 2006. Amino aad esters and amides for reductive amination of mucochloric acid: synthesis of noveh γ-actams, short peptides and antiseizure agent Levetiracetam (Keppra). Eur J Org Chem, (16)1 3730~ 3737
2 Boschi F, Camps P, Comes-Franchini M, et al 2005. A synthesis of levetiracetam based on (S)-N-pheny-lpantolactam as a chiral auxiliary. Tetrahedron Asymn, 16(22): 3739~3745
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) 11262 (2S)-2-Aminobutanamide C4H10N2O 详情 详情
(II) 66493 3,4-dichloro-5-hydroxyfuran-2(5H)-one   C4H2Cl2O3 详情 详情
(III) 66494 (2R)-2-(3,4-dichloro-2-hydroxy-5-oxo-2,5-dihydro-1H-pyrrol-1-yl)butanamide   C8H10Cl2N2O3 详情 详情
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