化工社化工社 化学情報印刷レポート · 研究参考用
Bisphenol A → 4,4'-(1-Methylethylidene)bis(cyclohexanone)
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Bisphenol A | HCID 6623 | — |
| 反応物 | Hydrogenated bisphenol a | HCID 94932 | — |
| 生成物 | 4,4'-(1-Methylethylidene)bis(cyclohexanone) | HCID 81914 | — |
反応手順
The process described in Japanese Patent Laid-Open Publication No. 59742/1992, however, has a problem of using expensive alicyclic diol. If 2,2-bis(4-hydroxyphenyl)propane that is relatively inexpensive is used as a starting material, reactions of two steps, namely, hydrogenation reaction of 2,2-bis(4-hydroxyphenyl)propane and oxidation reaction of 2,2-bis(4-hydroxycyclohexyl)propane obtained by the hydrogenation reaction, must be conducted to produce 2,2-bis(4-oxocyclohexyl)propane, so that the process becomes complicated.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US06313351B1 |
| 出典データセット | uspto-grants-2001_11 |
| ORD ID | ord-b6d650a3101e480d907c604d78eda94a |
| 出典メモ | uspto-grants-2001_11 |