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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1851373Generated: October 31, 2026

Tetrahydrofuran → HCID 57901783, compound

https://huagongshe.com/reaction/1851373

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydrofuranHCID 8028—
ReactantHydrazine hydrate (1:1)HCID 24654—
ReactantHCID 57901680HCID 57901680—
CatalystTrichloroiron;hexahydrateHCID 16211236—
SolventMethanolHCID 887—
ProductHCID 57901783HCID 5790178391.8%

Reaction Steps

A mixture of 3-chloro-1-(methoxymethyl)-7-nitro-2-(1,3-thiazol-2-yl)-1H-indole (0.30 g), iron(III) chloride hexahydrate (15 mg), activated carbon (0.15 g), tetrahydrofuran (6 mL) and methanol (6 mL) was heated under reflux for 20 min. To the reaction mixture was added hydrazine monohydrate (0.27 g) while heating under reflux. The reaction mixture was heated under reflux for 2 hr, filtrated, and the filtrate was concentrated. The residue was dissolved in ethyl acetate, washed with saturated brine, dried (MgSO4) and concentrated to give the title compound (0.25 g, yield 91%) as a yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08957070B2
Source datasetuspto-grants-2015_02
ORD IDord-2eb0065c9aa74d62b1a72c6f9e628ede
Source noteuspto-grants-2015_02