참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|
| 반응물 | Acetic Anhydride | HCID 7918 | — |
| 반응물 | 1,3-dimethyl-1H-indazole-4,5-dicarboxylic acid | HCID 22402946 | — |
| 생성물 | 1,3-Dimethyl-1H-indazole-4,5-dicarboxylic anhydride | HCID 54189584 | — |
반응 단계
A mixture of 1,3-dimethyl-1H-indazole-4,5-dicarboxylic acid (6.30 g, 26.9 mmol) and acetic anhydride is stirred at reflux temperature for 3 hours, cooled to 5° C. and filtered. The filter cake is air-dried to give the title product as chartreuse needles (4.80 g, 82.5%), mp 214°-215.5° C.
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|
| 특허 번호 | US05523279 |
|---|
| 출처 데이터셋 | uspto-grants-1996_06 |
|---|
| ORD ID | ord-5182e73af48c499c9ebc0f2917465cda |
|---|
| 출처 메모 | uspto-grants-1996_06 |
|---|
