HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 47243Generated: October 26, 2026
Benzenamine, 4-(4-morpholinyl)- → HCID 178517090, compound
https://huagongshe.com/reaction/47243
Participants
| Role | Name | HCID | Charge |
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| Reactant | Benzenamine, 4-(4-morpholinyl)- | HCID 75655 | — |
| Reactant | 3-(hydroxymethylidene)-1H-indol-2-one | HCID 178418741 | — |
| Solvent | Tetrahydrofuran | HCID 8028 | — |
| Product | HCID 178517090 | HCID 178517090 | 101.7% |
Reaction Steps
A solution of 4-morpholinoaniline (8.3 g, 51.5 mmol) in 100 mL of tetrahydrofuran was treated with 3-hydroxymethylene-1,3-dihydro-indol-2-one (5.5 g, 30.9 mmol) in one portion. The reaction mixture was heated at reflux for 3 h. The reaction mixture was concentrated. The residue was treated with 125 mL of ethyl acetate and the resulting suspension was heated at 40° C. for 2 h. The suspension was cooled to room temperature and the solid collected by suction filtration and washed with ethyl acetate. The solid obtained was dried under vacuum to give the title compound (10.1 g, 92%) as a yellow solid.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US06699863B1 |
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| Source dataset | uspto-grants-2004_03 |
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| ORD ID | ord-7791e7bb80464fe2b8a89ec2c777538d |
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| Source note | uspto-grants-2004_03 |
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