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5-Bromo-2-(triisopropylsilyl)thiazole → (S)-methyl 2-(tert-butoxycarbonyl)-3-(2-(triisopropylsilyl)thiazol-5-yl)propanoate
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 5-Bromo-2-(triisopropylsilyl)thiazole | HCID 59601131 | — |
| 反応物 | (R)-methyl2-(tert-butoxycarbonyl)-3-iodopropanoate | HCID 86614124 | — |
| 生成物 | (S)-methyl 2-(tert-butoxycarbonyl)-3-(2-(triisopropylsilyl)thiazol-5-yl)propanoate | HCID 67270410 | — |
反応手順
The title compound was synthesized in a manner analogous to that described Example 475, using (R)-methyl 2-(tert-butoxycarbonyl)-3-iodopropanoate and 5-bromo-2-(triisopropylsilyl)thiazole (prepared according to Stangeland, Eric L.; Sammakia, Tarek, Use of Thiazoles in the Halogen Dance Reaction: Application to the Total Synthesis of WS75624 B, Journal of Organic Chemistry (2004), 69(7), 2381-2385.). MS m/z: 443.3 (100%, M+1).
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US07745484B2 |
| 出典データセット | uspto-grants-2010_06 |
| ORD ID | ord-e39700be6b544b94bf846525f97b1aab |
| 出典メモ | uspto-grants-2010_06 |