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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1907271Generated: November 2, 2026

Hydrochloric Acid → N1-((1S)-1-(4-bromophenyl)ethyl)-4-phenylbutane-1,4-diamine dihydrochloride

https://huagongshe.com/reaction/1907271

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactanttert-butyl 4-amino-4-phenylbutyl((1S)-1-(4-bromophenyl)ethyl)carbamateHCID 67043294—
SolventDichloromethaneHCID 6344—
Solvent1,4-DioxaneHCID 31275—
ProductN1-((1S)-1-(4-bromophenyl)ethyl)-4-phenylbutane-1,4-diamine dihydrochlorideHCID 6863031896%

Reaction Steps

To a stirred solution of tert-butyl 4-amino-4-phenylbutyl((1S)-1-(4-bromophenyl)ethyl)carbamate (179 mg, 0.40 mmol) in CH2Cl2 (5 mL) at rt was added 4 M HCl in dioxane (5 mL). The mixture was stirred for 1 h and concentrated to afford N1-((1S)-1-(4-bromophenyl)ethyl)-4-phenylbutane-1,4-diamine dihydrochloride (162 mg, 96%). LC-MS Method 1 tR=0.92 min, m/z=349, 347.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08598160B2
Source datasetuspto-grants-2013_12
ORD IDord-cd5fe90a202f4d2c9ef2eadd9e97cb9a
Source noteuspto-grants-2013_12