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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 456136Generated: October 29, 2026

Hydrazine hydrate (1:1) → 1-(Quinolin-6-ylmethyl)-1H-[1,2,3]triazolo[4,5-b]pyrazine-6-carbohydrazonamide

https://huagongshe.com/reaction/456136

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
ReactantHCID 59341976HCID 59341976—
SolventEthanolHCID 702—
Product1-(Quinolin-6-ylmethyl)-1H-[1,2,3]triazolo[4,5-b]pyrazine-6-carbohydrazonamideHCID 66927091—

Reaction Conditions

Temperature60 °C

Reaction Steps

To a solution of 1-(quinolin-6-ylmethyl)-1H-[1,2,3]triazolo[4,5-b]pyrazine-6-carbonitrile (80 mg, 0.278 mmol) in EtOH (3 mL), was added hydrazine hydrate (18.12 mg, 0.362 mmol). The reaction was heated to 60° C. overnight. The mixture was filtered and washed with EtOH, H2O, and EtOH to give a yellow solid. 1H-NMR (400 MHz, DMSO-d6+D2O) δ ppm 9.29 (s, 1H), 8.88 (s, 1H), 8.34 (d, 1H), 8.01 (m, 2H), 7.83 (d, 1H), 7.52 (m, 1H), 6.16 (s, 2H). LCMS (method B): [MH]+=320, tR=1.03 min.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08497368B2
Source datasetuspto-grants-2013_07
ORD IDord-469e1ae0be234654bbe99f59d67a7bbe
Source noteuspto-grants-2013_07