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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 389914Generated: October 26, 2026

1-Methyl-3-pyrrolidinol, (-)- → (R)-3-Hydroxy-1-methyl-1-(pyridazin-3-ylcarbamoylmethyl)-pyrrolidinium bromide

https://huagongshe.com/reaction/389914

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Methyl-3-pyrrolidinol, (-)-HCID 6951332—
ReactantHCID 57431553HCID 57431553—
SolventAcetonitrileHCID 6342—
Product(R)-3-Hydroxy-1-methyl-1-(pyridazin-3-ylcarbamoylmethyl)-pyrrolidinium bromideHCID 86636495—

Reaction Steps

A stirred suspension of 2-bromo-N-pyridazin-3-yl-acetamide (0.5 g, 2.31 mmol) in acetonitrile (10 ml) is treated with (R)-3-hydroxy-1-methyl pyrrolidine (0.234 g, 2.31 mmol). The suspension is stirred at room temperature for 2 hours and then filtered and washed with acetonitrile to yield the titled compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08383625B2
Source datasetuspto-grants-2013_02
ORD IDord-76142c7e79534258ad41ca5c98de419c
Source noteuspto-grants-2013_02