1,2,3,9-Tetrahydro-4(H)-carbazol-4-one synthesis
- Product Name:1,2,3,9-Tetrahydro-4(H)-carbazol-4-one
- CAS Number:15128-52-6
- Molecular formula:C12H11NO
- Molecular Weight:185.22
Yield:15128-52-6 89%
Reaction Conditions:
with 1-(3-sulfopropyl)pyridinium p-toluenesulfonate in water at 100; for 0.25 h;
Steps:
11 Example 11
Sulfonic acid ionic liquid 1b (0.125 mmol), phenylhydrazine hydrochloride (25 mmol),Cyclohexanedione (25 mmol) water 15 mL sequentially added to the reaction vessel, placed in the reactor, under mechanical stirring at 100 ° C for 15 minutes, cooled to room temperature,The mixture was filtered, dried to give 4.43 g, yield 89%.
References:
Taizhou University;Huang Enling;Lou Yuhui;Lou Huifang;Li Bailin CN105968039, 2016, A Location in patent:Paragraph 0058-0060
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