(4-Chlorophenyl)acetic acid → N-(4-(6-(2-(2-(4-chlorophenyl)acetyl)hydrazinyl)pyridazin-3-yl)phenyl)methanesulfonamide

HRID 2205729Notes

Reaction equation

HRID 2205729 reaction equation
[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([CH2:8][C:9]([OH:11])=O)=[CH:4][CH:3]=1.C1C=CC2N(O)N=NC=2C=1.CCN=C=NCCCN(C)C.Cl.[NH:34]([C:36]1[N:41]=[N:40][C:39]([C:42]2[CH:47]=[CH:46][C:45]([NH:48][S:49]([CH3:52])(=[O:51])=[O:50])=[CH:44][CH:43]=2)=[CH:38][CH:37]=1)[NH2:35].C(N(C(C)C)CC)(C)C>CN(C=O)C>[Cl:1][C:2]1[CH:3]=[CH:4][C:5]([CH2:8][C:9]([NH:35][NH:34][C:36]2[N:41]=[N:40][C:39]([C:42]3[CH:43]=[CH:44][C:45]([NH:48][S:49]([CH3:52])(=[O:51])=[O:50])=[CH:46][CH:47]=3)=[CH:38][CH:37]=2)=[O:11])=[CH:6][CH:7]=1

Participants

7

Procedure

To a suspension of 2-(4-chlorophenyl)acetic acid (1.07 mmole), HOBT (1.07 mmole), and EDCI hydrochloride (1.61 mmole) in DMF (7 mL) were added N-(4-(6-hydrazinylpyridazin-3-yl)phenyl)methanesulfonamide (1.07 mmole) in 10 mL of DMF followed by diisopropylethylamine (3.77 mmole). The resulting mixture was stirred at room temperature for 22 hours and evaporated in vacuo. The desired product N-(4-(6-(2-(2-(4-chlorophenyl)acetyl)hydrazinyl)pyridazin-3-yl)phenyl)methanesulfonamide was precipitated out from water.

Workup

  1. customevaporated in vacuo
  2. customThe desired product N-(4-(6-(2-(2-(4-chlorophenyl)acetyl)hydrazinyl)pyridazin-3-yl)phenyl)methanesulfonamide was precipitated out from water

Sources & evidence

ORD record
ord-fc9abdac9c2647a48dbc59a1322b4e81
Source dataset
uspto-grants-2016_06
Patent number
US09371329B2

Reaction notes

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