関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|
| 反応物 | Piperidine | HCID 8082 | — |
| 反応物 | Rhodanine | HCID 1201546 | — |
| 反応物 | 3,4-Dihydroxy-5-nitrobenzaldehyde | HCID 5748957 | — |
| 溶媒 | Acetic Acid | HCID 176 | — |
| 生成物 | 5-[(3,4-Dihydroxy-5-nitrophenyl)methylidene]-2-thioxothiazolidin-4-one | HCID 53862151 | — |
反応手順
A solution containing 2.1 g (0.0157 mol) of rhodanine, 2.76 g (0.0151 mol) of 3,4-dihydroxy-5-nitrobenzaldehyde and 0.15 ml of piperidine in 10 ml of acetic acid was heated for 7-8 h at 100° C. After cooling the crystals were filtered and washed with 2-propanol. Yield 4.0 g (89%), mp >350° C. (decomp.).
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|
| 特許番号 | US05614541 |
|---|
| 出典データセット | uspto-grants-1997_03 |
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| ORD ID | ord-66addbede7dd4f95a1f4c797e968fe42 |
|---|
| 出典メモ | uspto-grants-1997_03 |
|---|
