Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
4-Chlorophthalic acid → 4-Chlorophthalic anhydride
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | 4-Chlorophthalic acid | HCID 6964 | — |
| 반응물 | 4-Chloro-1,2-dicyanobenzene | HCID 87213 | — |
| 반응물 | 4-Chlorobenzene-1,2-dicarbonyl dichloride | HCID 15044562 | — |
| 생성물 | 4-Chlorophthalic anhydride | HCID 67044 | — |
반응 단계
In a conventional acidic hydrolysis, the 4-chlorophthaloyl chloride or 4-chlorophthalonitrile of Examples 7 or 8 is hydrolyzed to 4-chlorophthalic acid which, upon dehydration at over 180°-200° C., will afford a high yield of 4-chlorophthalic anhydride.
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US05049682 |
| 출처 데이터셋 | uspto-grants-1991_09 |
| ORD ID | ord-99a7961e4cb74bb0b5267fb6db732701 |
| 출처 메모 | uspto-grants-1991_09 |