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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2103678Generated: November 1, 2026

3(2H)-Pyridazinone → HCID 178426326, compound

https://huagongshe.com/reaction/2103678

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3(2H)-PyridazinoneHCID 68153—
Reactant2-Hydroxy-3-methylpyridineHCID 70481—
ReactantHCID 178461421HCID 178461421—
ProductHCID 178426326HCID 178426326—

Reaction Steps

The title compound was prepared according to the procedure described in Example 22, substituting the product of Example 11A for the product of Example 1E and substituting 3-methyl-2-pyridone for 3(2H)-pyridazinone. 1H NMR (500 MHz, CDCl3) δ ppm 8.02 (d, J=8.74 Hz, 1H) 7.89 (d, J=1.87 Hz, 1H) 7.42 (dd, J=8.73, 2.18 Hz, 1H) 7.25-7.31 (m, 2H) 6.18 (t, J=6.86 Hz, 1H) 3.57-3.68 (m, 1H) 3.15-3.25 (m, 1H) 3.02-3.10 (m, 1H) 2.72-2.85 (m, 1H) 2.59-2.68 (m, 1H) 2.44-2.53 (m, 2H) 2.31-2.43 (m, 1H) 2.20 (s, 3H) 1.91-2.02 (m, 1H) 1.79-1.88 (m, 1H) 1.65-1.76 (m, 1H) 1.44-1.64 (m, 2H) 1.15 (s, 3H). MS: (M+H)+=380.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07576110B2
Source datasetuspto-grants-2009_08
ORD IDord-016652d137a24bb881f02d7af75c1037
Source noteuspto-grants-2009_08