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4-((5,6,7,8-Tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl)ethynyl]benzoic acid → 6-[(5,6,7,8-Tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinic acid
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 4-((5,6,7,8-Tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl)ethynyl]benzoic acid | HCID 15345547 | — |
| 反応物 | Ethyl 6-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinate | HCID 15391668 | — |
| 生成物 | 6-[(5,6,7,8-Tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinic acid | HCID 18314581 | — |
反応手順
Employing the same general procedure as for the preparation of 4-[[5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl]ethynyl]benzoic acid (Compound 7), 300 mg (0.86 mmol) of ethyl 6-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinate (Compound 3) was converted into the title compound (pale yellow solid) using 8.6 ml (8.6 mmol) of LiOH (1M aqueous solution).
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US05723620 |
| 出典データセット | uspto-grants-1998_03 |
| ORD ID | ord-4b29fc3fad974c179356548ebb415dfd |
| 出典メモ | uspto-grants-1998_03 |