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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1877685Generated: October 31, 2026

Pyridine → HCID 136249864, compound

https://huagongshe.com/reaction/1877685

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantHydroxyamine hydrochlorideHCID 443297—
Reactant5-Methyl-1,3-thiazole-2-carbaldehydeHCID 13968795—
SolventEthanolHCID 702—
SolventDichloromethaneHCID 6344—
ProductHCID 136249864HCID 136249864—

Reaction Steps

To a solution of 5-methylthiazole-2-carbaldehyde (6.1 g, 48 mmol) in EtOH (30 mL), was added pyridine (4 mL, 49 mmol) and HONH2.HCl (3.3 g, 47 mmol). The mixture was stirred at ambient temperature for 12 hours. The reaction mixture was diluted with DCM and extracted with water. The organic solution was dried, filtered and concentrated to give the crude oxime. Yield: 6 g LCMS: (ES+) m/z=143.8 (M+H)+

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08309558B2
Source datasetuspto-grants-2012_11
ORD IDord-c4ef2e25ee9f429689ccf612099060ff
Source noteuspto-grants-2012_11