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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1191025Generated: November 3, 2026

Hydrochloric Acid → HCID 58495618, compound

https://huagongshe.com/reaction/1191025

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 59828835HCID 59828835—
SolventMethanolHCID 887—
ProductHCID 58495618HCID 5849561897.1%

Reaction Conditions

Temperature0 °C

Reaction Steps

Dissolve 3-(tert-butoxycarbonylamino-methyl)-6-(piperidin-1-ylmethyl)-pyridine (540 mg, 1.76 mmol) in methanol (10 mL) and cool to 0° C. Bubble hydrogen chloride through the vigorously stirred solution for 30 min. Concentrate in vacuo. Partition the residue between 3N aqueous NaOH (10 mL) and DCM (20 mL). Separate the two layers and extract the aqueous layer with DCM (2×20 mL). Wash the combined organic extracts with brine (20 mL). Dry over Na2SO4, filter and concentrate in vacuo to obtain the desired intermediate as a colorless oil (351 mg, 95%). MS (APCI+) m/z: 206 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08680091B2
Source datasetuspto-grants-2014_03
ORD IDord-f49713ca9cfc46ab92c26440f18becea
Source noteuspto-grants-2014_03