Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
Dimethyl acetylenedicarboxylate → 1-(3-Methoxy-4-ethoxyphenyl)-2,3-bis(methoxycarbonyl)-4-hydroxy-6,7,8-trimethoxynaphthalene
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | Dimethyl acetylenedicarboxylate | HCID 12980 | — |
| 반응물 | 4-Ethoxy-3-methoxybenzaldehyde | HCID 67116 | — |
| 반응물 | 2-Bromo-3,4,5-trimethoxybenzaldehyde dimethylacetal | HCID 15914458 | — |
| 생성물 | 1-(3-Methoxy-4-ethoxyphenyl)-2,3-bis(methoxycarbonyl)-4-hydroxy-6,7,8-trimethoxynaphthalene | HCID 13910827 | 67% |
반응 단계
2-Bromo-3,4,5-trimethoxybenzaldehyde dimethylacetal, 3-methoxy-4-ethoxybenzaldehyde and dimethyl acetylenedicarboxylate are treated in the same manner as described in Example 1, whereby 1-(3-methoxy-4-ethoxyphenyl)-2,3-bis(methoxycarbonyl)-4-hydroxy-6,7,8-trimethoxynaphthalene is obtained as colorless needles. Yield: 67%
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US04771072 |
| 출처 데이터셋 | uspto-grants-1988_09 |
| ORD ID | ord-68abce3b5cf34756a1620115ccb7ff85 |
| 출처 메모 | uspto-grants-1988_09 |