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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 469594Generated: October 26, 2026

3-Pyridineacetic acid, hydrochloride (1:1) → N-[4-(4-chlorophenyl)-1-oxophthalazin-2(1H)-yl]-2-(pyridin-3-yl)acetamide

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Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Pyridineacetic acid, hydrochloride (1:1)HCID 2723724—
Reactant2-amino-4-(4-chlorophenyl)phthalazin-1(2H)-oneHCID 67161367—
ProductN-[4-(4-chlorophenyl)-1-oxophthalazin-2(1H)-yl]-2-(pyridin-3-yl)acetamideHCID 53239325—

Reaction Steps

The product of Example 86A and 2-(pyridin-3-yl)acetic acid hydrochloride were treated using a method similar to that described in Example 57 to give the title compound. 1H NMR (500 MHz, DMSO-d6/Deuterium Oxide) δ ppm 8.83-8.84 (bs, 1H), 8.75 (d, J=5.5 Hz, 1H), 8.36-8.50 (m, 2H), 7.96-8.02 (m, 2H), 7.92 (dd, J=8.0, 5.5 Hz, 1H), 7.73-7.75 (m, 1H), 7.59-7.70 (m, 4H), 4.00 (s, 2H); MS (APCI+) M/Z 391 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08629143B2
Source datasetuspto-grants-2014_01
ORD IDord-9862af7429b04ecc937627e1c457a4d4
Source noteuspto-grants-2014_01