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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1891033Generated: November 2, 2026

Hydrochloric Acid → HCID 44155980, compound

https://huagongshe.com/reaction/1891033

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantEthanolHCID 702—
ReactantThionyl ChlorideHCID 24386—
ReactantHCID 20631902HCID 20631902—
SolventWaterHCID 962—
SolventDichloromethaneHCID 6344—
ProductHCID 44155980HCID 44155980—

Reaction Steps

A mixture of (2R,3S)-3-hydroxy-N-methyl-2-(naphthalen-2-yl)-3-phenylpropan-1-amine.HCl (70 mg, 0.24 mmol) and 1 mL of thionyl chloride in 3 mL of dry dichloromethane (DCM) was stirred at room temperature for 30 minutes under nitrogen. The mass spectrum (MS) of the crude indicated clean and complete conversion. The volatiles were evaporated at reduced pressure. The product MCJ001-C1-RR was washed with dry diethyl ether, and dried under high vacuum. A white solid was obtained (74 mg, 90%) which was judged pure by 1H NMR and MS. 1H NMR (CD3OD) δ 7.84-7.71 (m, 4H), 7.65 (s, 1H), 7.49-7.41 (m, 3H), 7.32-7.10 (m, 4H), 5.37 (d, J=9.4 Hz, 1H), 3.86-3.70 (m, 4H), 2.70 (s, 3H); MS (ESI): m/z 310.30 (M+1)+; [α]D20 −11.0 (c 0.2, 9:1 EtOH:H2O).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08507500B2
Source datasetuspto-grants-2013_08
ORD IDord-3c254179dd974daf953e7167418740dd
Source noteuspto-grants-2013_08