HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2174480Generated: November 1, 2026
Stannous chloride dihydrate → 4-Methoxy-3-[2-(morpholin-4-yl)ethoxy]aniline
https://huagongshe.com/reaction/2174480
Participants
| Role | Name | HCID | Charge |
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| Reactant | Stannous chloride dihydrate | HCID 61436 | — |
| Reactant | HCID 22496148 | HCID 22496148 | — |
| Solvent | Ethanol | HCID 702 | — |
| Product | 4-Methoxy-3-[2-(morpholin-4-yl)ethoxy]aniline | HCID 18672670 | 47.2% |
Reaction Steps
4-(2-(2-methoxy-5-nitrophenoxy)ethyl)morpholine (350 mg, 1.2 mmol, 1 eq.) and tin (II) chloride dihydrate (1.4 g, 6.20 mmol, 5 eq.) were placed in EtOH (12.3 mL). The reaction mixture was heated at 60° C. and stirred for 19 hours. The reaction mixture was then concentrated under reduced pressure and the resulting residue was diluted with ethyl acetate. The organic phase was washed with a 1N NaOH aqueous solution, dried over MgSO4, filtered and concentrated under reduced pressure. The resulting residue was purified by column chromatography on silica gel to afford 4-methoxy-3-(2-morpholinoethoxy)aniline (143 mg, 46%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US09061999B2 |
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| Source dataset | uspto-grants-2015_06 |
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| ORD ID | ord-7889e8994b76452eb68ab2fd6174dde1 |
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| Source note | uspto-grants-2015_06 |
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