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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 874287Generated: October 30, 2026

Hydrochloric Acid → HCID 51357554, compound

https://huagongshe.com/reaction/874287

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 86671984HCID 86671984—
SolventDichloromethaneHCID 6344—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 51357554HCID 5135755466.8%

Reaction Steps

(E)-3-[1′-(4-Fluoro-benzyl)-4-oxo-spiro(chromane-2,3′-azetidine)-6-yl]-N-(tetrahydro-pyran-2-yloxy)-acrylamide (260 mg, 0.56 mmol) in DCM (10 ml) was treated with 4 M HCl in dioxane (1 ml) as described in Example 30, Step C, giving (E)-3-[1′-(4-fluoro-benzyl)-4-oxo-spiro(chromane-2,3′-azetidine)-6-yl]-N-hydroxy-acrylamide (143 mg, hydrochloride salt) as as a light yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08980877B2
Source datasetuspto-grants-2015_03
ORD IDord-4adaad6b551b4fb0bdf63eae76693e76
Source noteuspto-grants-2015_03