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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2046014Generated: October 30, 2026

3-{(S)-1-[4-(1,5-Dimethyl-6-oxo-1,6-dihydro-pyridazin-3-yl)-phenyl]-ethyl}-(S)-6-(2-hydroxy-2-methyl-propyl)-6-phenyl-[1,3]oxazinan-2-one → 3-{(S)-1-[4-(1-Cyclopropylmethyl-6-oxo-1,6-dihydro-pyridazin-3-yl)-phenyl]-ethyl}-(S)-6-(2-hydroxy-2-methyl-propyl)-6-phenyl-[1,3]oxazinan-2-one

https://huagongshe.com/reaction/2046014

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-{(S)-1-[4-(1,5-Dimethyl-6-oxo-1,6-dihydro-pyridazin-3-yl)-phenyl]-ethyl}-(S)-6-(2-hydroxy-2-methyl-propyl)-6-phenyl-[1,3]oxazinan-2-oneHCID 42605499—
Reactant6-Chloro-2-cyclopropylmethyl-2H-pyridazin-3-oneHCID 58109513—
Product3-{(S)-1-[4-(1-Cyclopropylmethyl-6-oxo-1,6-dihydro-pyridazin-3-yl)-phenyl]-ethyl}-(S)-6-(2-hydroxy-2-methyl-propyl)-6-phenyl-[1,3]oxazinan-2-oneHCID 42605500—

Reaction Steps

The title compound was prepared from 3-{(S)-1-[4-(1,5-dimethyl-6-oxo-1,6-dihydro-pyridazin-3-yl)-phenyl]-ethyl}-(S)-6-(2-hydroxy-2-methyl-propyl)-6-phenyl-[1,3]oxazinan-2-one and 6-chloro-2-(cyclopropylmethyl)pyridazin-3(2H)-one following a procedure analogous to that described in Example 17. Mass spectrum (ESI+): m/z=502 [M+H]+

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08592410B2
Source datasetuspto-grants-2013_11
ORD IDord-91f8104f174648aca5ed8bf5c492f50c
Source noteuspto-grants-2013_11