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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 885846Generated: October 31, 2026

1,2-Dichloroethane → HCID 86641367, compound

https://huagongshe.com/reaction/885846

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2-DichloroethaneHCID 11—
Reactant1-HydroxybenzotriazoleHCID 75771—
ReactantO-(Tetrahydropyran-2-yl)hydroxylamineHCID 5142091—
ReactantHCID 67049447HCID 67049447—
SolventDimethylformamideHCID 6228—
SolventTetrahydrofuranHCID 8028—
ProductHCID 86641367HCID 8664136770.4%

Reaction Steps

A mixture of (E)-3-{4-[(E)-3-(4-hydroxymethyl-phenyl)-3-oxo-propenyl]-phenyl}-acrylic acid potassium salt (1.39 g, 4.01 mmol), EDC (1.53 g, 8.03 mmol), HOBT (1.08 g, 8.03 mmol), TEA (1.11 ml, 8.03 mmol), NH2OTHP (939 mg, 8.03 mmol) in THF (20 ml) and DMF (20 ml) was stirred at room temperature overnight and then partitioned between water and AcOEt. The organic phase was washed with water, dried over Na2SO4 and evaporated in vacuo. The resulting solid was triturated with di-isopropylether and filtered to give 1.15 g of (E)-3-{4-[(E)-3-(4-hydroxymethyl-phenyl)-3-oxo-propenyl]-phenyl}-N-(tetrahydro-pyran-2-yloxy)-acrylamide.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08242175B2
Source datasetuspto-grants-2012_08
ORD IDord-ce26c025b47746ddb6b3e4eb6d076d24
Source noteuspto-grants-2012_08