Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
Thiophene-3,4-dicarboxylic acid → 1H,3H-Thieno[3,4-c]furan-1,3-dione
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | Thiophene-3,4-dicarboxylic acid | HCID 255853 | — |
| 용매 | Acetic Anhydride | HCID 7918 | — |
| 생성물 | 1H,3H-Thieno[3,4-c]furan-1,3-dione | HCID 315608 | 98% |
반응 단계
Thiophene-3,4-dicarboxylic acid (12 g, 0.07 mol) is dissolved in acetic anhydride (60 ml) and heated at the boil for 2.5 hours. The mixture is then evaporated to dryness. 10.55 g (98%) of thiophene-3,4-dicarboxylic anhydride (mp. 147° to 149° C.) are obtained.
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US05386036 |
| 출처 데이터셋 | uspto-grants-1995_01 |
| ORD ID | ord-606ee7117db8452a930878c7e26b9fdd |
| 출처 메모 | uspto-grants-1995_01 |