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Isobutyraldehyde → tert-butyl N-[4-[[[(6S)-3-[bis(2-methylpropyl)amino]-4-oxo-7,8-dihydro-6H-pyrrolo[1,2-a]pyrimidine-6-carbonyl]amino]methyl]benzenecarboximidoyl]carbamate
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Isobutyraldehyde | HCID 6561 | — |
| 反応物 | Sodium triacetoxyborohydride | HCID 5049666 | — |
| 反応物 | tert-butyl N-[4-[[[(6S)-3-amino-4-oxo-7,8-dihydro-6H-pyrrolo[1,2-a]pyrimidine-6-carbonyl]amino]methyl]benzenecarboximidoyl]carbamate | HCID 145857226 | — |
| 反応物 | tert-butyl N-[4-[[[(6S)-3-(benzylamino)-4-oxo-7,8-dihydro-6H-pyrrolo[1,2-a]pyrimidine-6-carbonyl]amino]methyl]benzenecarboximidoyl]carbamate | HCID 145857234 | — |
| 生成物 | tert-butyl N-[4-[[[(6S)-3-[bis(2-methylpropyl)amino]-4-oxo-7,8-dihydro-6H-pyrrolo[1,2-a]pyrimidine-6-carbonyl]amino]methyl]benzenecarboximidoyl]carbamate | HCID 145857206 | 79.5% |
反応手順
Following a procedure similar to that for the preparation of intermediate 1k, intermediate 1j (97.1 mg, 0.228 mmol), isobutyraldehyde (32.8 mg, 0.455 mmol) and NaBH(OAc)3 (135.1 mg, 0.638 mmol) yielded 87.4 mg (79.5%) of intermediate 9a. MS (ESI) 539.2 (M+H+).
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US07094783B2 |
| 出典データセット | uspto-grants-2006_08 |
| ORD ID | ord-8ae7b2d9548841909fb347af3a2a420c |
| 出典メモ | uspto-grants-2006_08 |