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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 456172Generated: October 25, 2026

Propionylhydrazine → N-[(E)-1-[3-[(7-fluoroquinolin-6-yl)methyl]triazolo[4,5-b]pyrazin-5-yl]ethylideneamino]propanamide

https://huagongshe.com/reaction/456172

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPropionylhydrazineHCID 79890—
Reactant1-[3-(7-Fluoro-quinolin-6-ylmethyl)-3H-[1,2,3]triazolo[4,5-b]pyrazin-5-yl]-ethanoneHCID 58190578—
ProductN-[(E)-1-[3-[(7-fluoroquinolin-6-yl)methyl]triazolo[4,5-b]pyrazin-5-yl]ethylideneamino]propanamideHCID 7169992880.7%

Reaction Steps

The title compound (28.5 mg, 74%) was synthesized from 1-[3-(7-fluoro-quinolin-6-ylmethyl)-3H-[1,2,3]triazolo[4,5-b]pyrazin-5-yl]-ethanone (30.0 mg, 0.09 mmol) and propionic acid hydrazide (24.6 mg, 0.28 mmol) using the same procedure as described in the synthesis of example 72. 1H-NMR (400 MHz, DMSO-d6) δ ppm 10.93, 10.76 (bs, 1H), 9.45 (s, 1H), 8.92 (dd, 1H), 8.41 (d, 1H), 8.18 (d, 1H), 7.83 (d, 1H), 7.53 (dd, 1H), 6.22 (s, 2H), 2.79 (q, 2H), 2.31 (s, 3H), 1.09 (t, 3H). LCMS (method E): [MH]+=393, tR=4.78 min.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08497368B2
Source datasetuspto-grants-2013_07
ORD IDord-e23f91f19a36456a818920b614f7b186
Source noteuspto-grants-2013_07