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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1874353Generated: October 25, 2026

Ethanol → 6-Methoxy-[1,2,4]triazolo[1,5-a]pyridin-2-amine

https://huagongshe.com/reaction/1874353

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
ReactantHydroxylamine HClHCID 21645—
ReactantDiisopropylethylamineHCID 81531—
ReactantEthyl {[(5-methoxypyridin-2-yl)amino]carbonothioyl}carbamateHCID 58087980—
SolventMethanolHCID 887—
Product6-Methoxy-[1,2,4]triazolo[1,5-a]pyridin-2-amineHCID 4686406692%

Reaction Steps

In the same manner as in the below-mentioned Example 23-1 and using ethyl {[(5-methoxypyridin-2-yl)amino]carbonothioyl}carbamate (1.34 g, 5.25 mmol), hydroxylammonium chloride (2.55 g, 36.7 mmol), N,N-diisopropylethylamine (4.57 mL, 26.2 mmol), ethanol (15 mL) and methanol (15 mL) as starting materials, the title compound (790 mg, 92%) was obtained as a yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08304557B2
Source datasetuspto-grants-2012_11
ORD IDord-63c1aa8872ed41c59d660eadbabbc13e
Source noteuspto-grants-2012_11