Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
Tert-butyl acetoacetate → (2S,4R)-1-(3-oxo-butyryl)-4-[4-(2,2,2-trifluoro-ethoxy)-2-trifluoromethyl-benzenesulfonyl]-pyrrolidine-2-carboxylic acid methyl ester
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | Tert-butyl acetoacetate | HCID 15538 | — |
| 반응물 | (2S,4R)-4-(4-Fluoro-2-trifluoromethyl-benzenesulfonyl)-pyrrolidine-2-carboxylic Acid Methyl Ester | HCID 66770389 | — |
| 반응물 | (2S,4R)-4-(4-Fluoro-2-trifluoromethyl-benzenesulfonyl)-1-(3-oxo-butyryl)-pyrrolidine-2-carboxylic Acid Methyl Ester | HCID 86646828 | — |
| 반응물 | (2S,4R)-4-[4-(2,2,2-Trifluoro-ethoxy)-2-trifluoromethyl-benzenesulfonyl]-pyrrolidine-2-carboxylic Acid Methyl Ester | HCID 86646838 | — |
| 생성물 | (2S,4R)-1-(3-oxo-butyryl)-4-[4-(2,2,2-trifluoro-ethoxy)-2-trifluoromethyl-benzenesulfonyl]-pyrrolidine-2-carboxylic acid methyl ester | HCID 86646840 | — |
반응 단계
In analogy to the procedure described in example 192f, (2S,4R)-4-[4-(2,2,2-trifluoro-ethoxy)-2-trifluoromethyl-benzenesulfonyl]-pyrrolidine-2-carboxylic acid methyl ester containing (2S,4R)-4-(4-fluoro-2-trifluoromethyl-benzenesulfonyl)-pyrrolidine-2-carboxylic acid methyl ester was reacted with tert-butyl acetoacetate to give a mixture of the title compound and (2S,4R)-4-(4-fluoro-2-trifluoromethyl-benzenesulfonyl)-1-(3-oxo-butyryl)-pyrrolidine-2-carboxylic acid methyl ester as colorless oil. MS (ESI): m/z=520.2 [M+H]+.
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US08163793B2 |
| 출처 데이터셋 | uspto-grants-2012_04 |
| ORD ID | ord-d9d0f16222914d1a859401d0b22fd9f0 |
| 출처 메모 | uspto-grants-2012_04 |