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(4aS,9bR)-8-bromo-6-cyano-5-methyl-1,3,4,4a,5,9b-hexahydro-pyrido[4,3-b]indole-2-carboxylic acid tert-butyl ester → (4aS,9bR)-8-iso-butyl-5-methyl-2,3,4,4a,5,9b-hexahydro-1H-pyrido[4,3-b]indole-6-carbonitrile
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | (4aS,9bR)-8-bromo-6-cyano-5-methyl-1,3,4,4a,5,9b-hexahydro-pyrido[4,3-b]indole-2-carboxylic acid tert-butyl ester | HCID 58700289 | — |
| 反応物 | HCID 178448254 | HCID 178448254 | — |
| 触媒 | HCID 178418397 | HCID 178418397 | — |
| 生成物 | (4aS,9bR)-8-iso-butyl-5-methyl-2,3,4,4a,5,9b-hexahydro-1H-pyrido[4,3-b]indole-6-carbonitrile | HCID 58700369 | — |
反応手順
Following the general procedure for Example 127–146, the title compound was prepared (13 mg, 48%) as a light yellow oil using (4aS,9bR)-8-bromo-6-cyano-5-methyl-1,3,4,4a,5,9b-hexahydro-pyrido[4,3-b]indole-2-carboxylic acid tert-butyl ester (Example 158, 40 mg, 0.10 mmol), iso-butylzinc bromide (0.5 M in THF, 2.5 mole equivalent) and Pd(PPh3)4 (0.06 mole equivalent).: MS (ESI): 270 (base, M+H).
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US07109339B2 |
| 出典データセット | uspto-grants-2006_09 |
| ORD ID | ord-f8421337e9e0442e805f6928e570f7a4 |
| 出典メモ | uspto-grants-2006_09 |