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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 872623Generated: October 30, 2026

4,5,6,7-Tetrahydropyrazolo[1,5-a]pyridine-3-carboxylic acid → HCID 70656839, compound

https://huagongshe.com/reaction/872623

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4,5,6,7-Tetrahydropyrazolo[1,5-a]pyridine-3-carboxylic acidHCID 21941376—
Reactant(S)-4-(1-(2-aminopropyl)-1H-pyrazol-3-yl)-2-chlorobenzonitrileHCID 67170882—
ProductHCID 70656839HCID 7065683955.5%

Reaction Steps

The title compound was prepared as described in Example 34(d), starting from 4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carboxylic acid (0.127 g, 0.767 mmol) and (S)-4-(1-(2-aminopropyl)-1H-pyrazol-3-yl)-2-chlorobenzonitrile (0.2 g, 0.767 mmol). The product was purified by flash-chromatography. Yield 55.5%. 1H-NMR (400 MHz; DMSO-d6): δ 1.12 (d, 3H), 1.66-1.75 (m, 2H), 1.85-1.95 (m, 2H), 2.87 (t, 2H), 4.02 (t, 2H), 4.22-4.23 (m, 2H), 4.32-4.42 (m, 1H), 6.94 (d, 1H), 7.72 (d, 1H), 7.80 (d, 1H), 7.83 (s, 1H), 7.91 (dd, 1H), 7.97 (d, 1H), 8.06 (d,

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08975254B2
Source datasetuspto-grants-2015_03
ORD IDord-5c971d28cc7741dc86b5c88f8b3c63cc
Source noteuspto-grants-2015_03