Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
Methanol → 2,3-Dihydro-4-(hydroxyimino)-2-phenyl-4H-1-benzopyran
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | Methanol | HCID 887 | — |
| 반응물 | Flavanone | HCID 10251 | — |
| 반응물 | Potassium Carbonate | HCID 11430 | — |
| 반응물 | Hydroxyamine hydrochloride | HCID 443297 | — |
| 용매 | Water | HCID 962 | — |
| 생성물 | 2,3-Dihydro-4-(hydroxyimino)-2-phenyl-4H-1-benzopyran | HCID 248314 | — |
반응 단계
A mixture of 2,3-dihydro-2-phenyl-4H-1-benzopyran-4-one (50.0 g), methanol (535 ml), water (50 ml), potassium carbonate (59.3 g), and hydroxylamine HCl (59.8 g) was heated at reflux for 16 hours, then poured into ice-water; the oxime of 2,3-dihydro-2-phenyl-4H-1-benzopyran-4-one was filtered off, washed with water, then dried in air. Yield: 52 g.
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US04371541 |
| 출처 데이터셋 | uspto-grants-1983_02 |
| ORD ID | ord-7e3eeb01189240eeb01b6d98e7b78069 |
| 출처 메모 | uspto-grants-1983_02 |