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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2066813Generated: October 29, 2026

Chloroform → HCID 59409903, compound

https://huagongshe.com/reaction/2066813

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChloroformHCID 6212—
ReactantDiisopropylamineHCID 7912—
Reactant1,1'-CarbonyldiimidazoleHCID 68263—
ReactantHCID 6931954HCID 6931954—
SolventDichloromethaneHCID 6344—
SolventEthyl AcetateHCID 8857—
ProductHCID 59409903HCID 5940990366.5%

Reaction Conditions

Temperature45 °C

Reaction Steps

To a 250 ml round bottom flask was added (2S)-1-(benzylamino)-3-chloropropan-2-ol (1.0 g, 5 mmol, INTERMEDIATE 12), chloroform (15 ml), and diisopropylamine (3.23 g, 25 mmol). To this was added carbonyldiimidazole (1.63 g, 10 mmol), and the mixture was heated to 45° C. for 15 h. The reaction then was diluted with dichloromethane (25 ml) and washed with water. The organic phase was dried over sodium sulfate, filtered and concentrated in vacuo to provide a pale tan residue. The product was isolated on silica gel eluting with a gradient of ethyl acetate in hexanes from 0% to 100% to provide 750 mg of product as colorless oil. Mass spectrum (ESI) 226.1 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08293721B2
Source datasetuspto-grants-2012_10
ORD IDord-0105e70e820041a2ab4512bdfe36b58b
Source noteuspto-grants-2012_10