8-(3-Nitrophenyl) pyrido[2,3-d]pyridazin-5-one → 5-(3-Nitrophenyl)-7-ethylpyrido[2,3-d]pyridazin-8-one

HRID 861964Notes

Reaction equation

HRID 861964 reaction equation
[N+]([C:4]1C=C(C2C3N=CC=CC=3C(=O)NN=2)C=C[CH:9]=1)([O-])=O.[N+:21]([C:24]1[CH:25]=[C:26]([C:30]2[C:31]3[CH:40]=[CH:39][CH:38]=[N:37][C:32]=3[C:33](=[O:36])[NH:34][N:35]=2)[CH:27]=[CH:28][CH:29]=1)([O-:23])=[O:22]>>[N+:21]([C:24]1[CH:25]=[C:26]([C:30]2[C:31]3[CH:40]=[CH:39][CH:38]=[N:37][C:32]=3[C:33](=[O:36])[N:34]([CH2:4][CH3:9])[N:35]=2)[CH:27]=[CH:28][CH:29]=1)([O-:23])=[O:22]

Participants

3

Reactant 2

HCID 197007208-(3-Nitrophenyl) pyrido[2,3-d]pyridazin-5-oneHCID 700679015-(3-Nitrophenyl)-pyrido[2,3-d]pyridazin-8-one

Product 1

HCID 197008715-(3-Nitrophenyl)-7-ethylpyrido[2,3-d]pyridazin-8-one

Procedure

Following the procedures of Example 8A and substituting for 8-(3-nitrophenyl) pyrido[2,3-d]pyridazin-5-one with 5-(3-nitrophenyl)-pyrido[2,3-d]pyridazin-8-one there is obtained 5-(3-nitrophenyl)-7-ethylpyrido[2,3-d]pyridazin-8-one.

Sources & evidence

ORD record
ord-60c1f5a172ab4c0c97323b71a6e14eab
Source dataset
uspto-grants-1998_02
Patent number
US05716954

Reaction notes

Loading…