Ethyl Acetate → (2-Isobutoxy-5-methanesulfonyl-phenyl)-[4-(2-methyl-benzothiazol-5-yl)-piperazin-1-yl]-methanone

HRID 33164Notes

Reaction equation

HRID 33164 reaction equation
Cl.[CH3:2][C:3]1[S:4][C:5]2[CH:11]=[CH:10][C:9]([N:12]3[CH2:17][CH2:16][NH:15][CH2:14][CH2:13]3)=[CH:8][C:6]=2[N:7]=1.[CH2:18]([O:22][C:23]1[CH:31]=[CH:30][C:29]([S:32]([CH3:35])(=[O:34])=[O:33])=[CH:28][C:24]=1[C:25](O)=[O:26])[CH:19]([CH3:21])[CH3:20].C(OCC)(=O)C>C(#N)C>[CH2:18]([O:22][C:23]1[CH:31]=[CH:30][C:29]([S:32]([CH3:35])(=[O:34])=[O:33])=[CH:28][C:24]=1[C:25]([N:15]1[CH2:14][CH2:13][N:12]([C:9]2[CH:10]=[CH:11][C:5]3[S:4][C:3]([CH3:2])=[N:7][C:6]=3[CH:8]=2)[CH2:17][CH2:16]1)=[O:26])[CH:19]([CH3:21])[CH3:20]

Participants

5

Reactant 3

HCID 8857Ethyl AcetateHCID 235031102-Isobutoxy-5-methanesulfonyl-benzoic acidHCID 688959552-Methyl-5-piperazin-1-yl-benzothiazole hydrochloride

Product 1

HCID 11677518(2-Isobutoxy-5-methanesulfonyl-phenyl)-[4-(2-methyl-benzothiazol-5-yl)-piperazin-1-yl]-methanone

Reagents, catalysts & solvents 1

HCID 6342AcetonitrileSolvent

Procedure

Prepared in analogy to example 1.1(b) from 2-methyl-5-piperazin-1-yl-benzothiazole hydrochloride and 2-isobutoxy-5-methanesulfonyl-benzoic acid (example 2.4) in acetonitrile. Chromatography (SiO2; ethyl acetate) yields the title compound as a brownish solid.

Sources & evidence

ORD record
ord-5e408c73bec7415b80a7e75099e4665e
Source dataset
uspto-grants-2008_09
Patent number
US07429585B2

Reaction notes

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