HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 30537Generated: October 26, 2026
Hydrochloric Acid → Ethanamine, 2-(4-fluorophenoxy)-, hydrochloride (1:1)
https://huagongshe.com/reaction/30537
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | (2-(4-Fluorophenoxy)-ethyl)-carbamic acid tert-butyl ester | HCID 23134036 | — |
| Solvent | 1,4-Dioxane | HCID 31275 | — |
| Product | Ethanamine, 2-(4-fluorophenoxy)-, hydrochloride (1:1) | HCID 22061356 | 80.7% |
Reaction Steps
Next, to a solution of [2-(4-fluorophenoxy)ethyl]carbamic acid tert-butyl ester (7.0 g, 27.4 mmol) in dioxane (20 mL) cooled in an ice bath was added 4N—HCl in dioxane (100 mL) dropwise. The mixture was stirred at 0° C. for 2 hours, and at room temperature for 16 hours. The precipitates were filtered, washed with diethylether, and dried under reduced pressure to yield 2-(4-fluorophenoxy)ethylamine HCl salt (4.24 g, 80.7% yield).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07423175B2 |
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| Source dataset | uspto-grants-2008_09 |
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| ORD ID | ord-54903767278b4fbbaa8fd42caec3bb42 |
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| Source note | uspto-grants-2008_09 |
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