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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 874294Generated: October 30, 2026

Hydrochloric Acid → HCID 51357556, compound

https://huagongshe.com/reaction/874294

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 86671986HCID 86671986—
SolventDichloromethaneHCID 6344—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 51357556HCID 5135755691.1%

Reaction Steps

(E)-3-{1′-[2-(4-Fluoro-phenyl)-ethyl]-4-oxo-spiro(chromane-2,3′-azetidine)-6-yl}-N-(tetrahydro-pyran-2-yloxy)-acrylamide (85 mg, 0.18 mmol) in DCM (8 ml) was treated with 4 M HCl in dioxane (1 ml) as described in Example 30, Step C, giving (E)-3-{1′-[2-(4-fluoro-phenyl)-ethyl]-4-oxo-spiro(chromane-2,3′-azetidine)-6-yl}-N-hydroxy-acrylamide (65 mg, hydrochloride salt) as as a light brown solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08980877B2
Source datasetuspto-grants-2015_03
ORD IDord-fd311a2e479446f783e97fc9cf8e065c
Source noteuspto-grants-2015_03