HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2278224Generated: November 1, 2026
Trifluoroacetic acid → HCID 89676828, compound
https://huagongshe.com/reaction/2278224
Participants
| Role | Name | HCID | Charge |
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| Reactant | Trifluoroacetic acid | HCID 6422 | — |
| Reactant | 1-Piperazinecarboxylic acid, 4-[[5-chloro-2-(4-morpholinyl)phenyl]methyl]-, 1,1-dimethylethyl ester | HCID 89677127 | — |
| Solvent | Dichloromethane | HCID 6344 | — |
| Product | HCID 89676828 | HCID 89676828 | 120.1% |
Reaction Steps
A 100 mL round-bottom flask was charged with tert-butyl 4-[[5-chloro-2-(morpholin-4-yl)phenyl]methyl]piperazine-1-carboxylate (2.90 g, 7.32 mmol, 1.00 equiv), dichloromethane (35 mL). The mixture was cooled to 0° C. and trifluoroacetic acid (7 mL) was added dropwise. The resulting solution was stirred overnight at room temperature. The resulting solution was concentrated under reduced pressure to yield 2.60 g (crude) of 4-[4-chloro-2-(piperazin-1-ylmethyl)phenyl]morpholine as light yellow oil. LCMS (ESI, m/z): 296 [M+H]+.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US09133148B2 |
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| Source dataset | uspto-grants-2015_09 |
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| ORD ID | ord-3eb36aa30e5e40d1935f94d5ccc620a6 |
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| Source note | uspto-grants-2015_09 |
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