関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|
| 反応物 | Piperidine | HCID 8082 | — |
| 反応物 | 4-Thiazolidinone, 3-methyl-2-thioxo- | HCID 72900 | — |
| 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]-3-methyl-2-thioxothiazolidin-4-one | HCID 53867513 | — |
反応手順
A solution containing 0.74 g (0.005 mol) of 3-methyl-2-thioxothiazolidin-4-one, 0.92 g (0.005 mol) of 3,4-dihydroxy-5-nitrobenzaldehyde, 0.05 ml of piperidine in 10 ml of acetic acid was heated for 8 h at 100° C. The product was filtered and washed with 2-propanol. Yield 0.87 g (56%), mp 274°-276° C.
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 |
|---|
| ORD ID | ord-f3417c79332a491083a2dbbd928c35e9 |
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| 出典メモ | uspto-grants-1997_03 |
|---|
