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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 412289Generated: October 29, 2026

Hydrochloric Acid → HCID 135550596, compound

https://huagongshe.com/reaction/412289

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 136050738HCID 136050738—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 135550596HCID 135550596—

Reaction Steps

To a stirred solution of tert-butyl 3-{2-amino-6-[2-(benzyloxy)-6-hydroxyphenyl]-3-formyl-4-pyridinyl}-1-piperidinecarboxylate (0.090 g, 0.183 mmol) in 1,4-dioxane (2 mL) was added 4N HCl in dioxane (2 mL). The mixture was stirred at room temperature for 2 hrs. The resulting precipitate was collected by filtration, washed with acetonitril, and dried under reduced pressure to give 2-amino-6-[2-(benzyloxy)-6-hydroxyphenyl]-4-(3-piperidinyl)nicotinaldehyde hydrochloride. (0.103 g, yield quant.)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06562811B1
Source datasetuspto-grants-2003_05
ORD IDord-e1fdf90a20124d779af568eaca43163c
Source noteuspto-grants-2003_05