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 boiled for 2.5 hours. The mixture is then concentrated to dryness. There is obtained 10.55 g (98%) of thiophene-3,4-dicarboxylic anhydride (m.p. 147°-149° C.).
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US05201934 |
| 출처 데이터셋 | uspto-grants-1993_04 |
| ORD ID | ord-b073349783274fb6b45169435b736399 |
| 출처 메모 | uspto-grants-1993_04 |