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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2047555Generated: November 1, 2026

3(2H)-Pyridazinone → HCID 178426919, compound

https://huagongshe.com/reaction/2047555

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3(2H)-PyridazinoneHCID 68153—
Reactant2-Hydroxy-5-methylpyridineHCID 70482—
ReactantHCID 178461421HCID 178461421—
ProductHCID 178426919HCID 178426919—

Reaction Steps

The title compound was prepared according to the procedure described in Example 22, substituting the product of Example 62A for the product of Example 1E and substituting 5-methyl-2(1H)-pyridone for 3(2H)-pyridazinone. 1H NMR (300 MHz, CDCl3) δ ppm 8.03 (d, J=9.15 Hz, 1H) 7.87-7.90 (m, 1H) 7.44 (td, J=9.00, 2.03 Hz, 1H) 7.29 (dt, J=9.00, 2.37 Hz, 2H) 7.15 (s, 1H) 6.63 (d, J=9.15 Hz, 1H) 3.61-3.73 (m, 1H) 3.03-3.16 (m, 1H) 2.43-2.78 (m, 6H) 2.12 (s, 3H) 1.81-1.91 (m, 4H) 1.51-1.61 (m, 2H). MS: (M+H)+=366.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08592467B2
Source datasetuspto-grants-2013_11
ORD IDord-0da2c7cddd89474d9e629e61d9aa4f1f
Source noteuspto-grants-2013_11