Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
Oxaprozin → Butanedioic acid;bis(2-hydroxy-1,2-diphenylethanone)
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | Oxaprozin | HCID 4614 | — |
| 반응물 | Succinic anhydride | HCID 7922 | — |
| 반응물 | Benzoin | HCID 8400 | — |
| 생성물 | Butanedioic acid;bis(2-hydroxy-1,2-diphenylethanone) | HCID 131711721 | — |
반응 단계
A process for the preparation of 4,5-diphenyloxazole-2-propanoic acid of formula I ##STR2## by esterification of benzoin with succinic anhydride to give benzoin hemisuccinate, and cyclization to (I) by direct addition of ammonium acetate or urea to the mixture containing the hemisuccinate,
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US06096896 |
| 출처 데이터셋 | uspto-grants-2000_08 |
| ORD ID | ord-cf112545ea7f4486bef9bbf657337f54 |
| 출처 메모 | uspto-grants-2000_08 |