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4-Bromophenyl isocyanate → N-(2-hydroxy-4-nitrophenyl)-N'-(4-bromophenyl)urea
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 4-Bromophenyl isocyanate | HCID 75609 | — |
| 反応物 | 2-Amino-5-Nitrophenol | HCID 4984721 | — |
| 生成物 | N-(2-hydroxy-4-nitrophenyl)-N'-(4-bromophenyl)urea | HCID 21184636 | 37% |
反応手順
N-(2-Hydroxy-4-nitrophenyl)-N′-(4-bromo phenyl)urea was prepared from 2-hydroxy 4-nitro aniline (500 mg, 3.24 mmol) and 4-bromo phenyl isocyanate (3.24 mmol) according to the procedure in General Method B. The product was purified by dilution with methylene chloride and precipitation with hexanes. Filtering afforded ihe title compound (0.41 g, 37%). EI-MS m/z 352 (M+H)+
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US06211373B1 |
| 出典データセット | uspto-grants-2001_04 |
| ORD ID | ord-d5d4105144a141d9b99b55418998a29b |
| 出典メモ | uspto-grants-2001_04 |