Hydrochloric Acid → 4-(7-chloro-2H-benzopyran-3-sulfonyl)-1-[1-(4-pyridyl)piperidin-4-ylmethyl]-2-piperazinone Hydrochloride

HRID 2186157Notes

Reaction equation

HRID 2186157 reaction equation
[Cl:1][C:2]1[CH:34]=[CH:33][C:5]2[CH:6]=[C:7]([S:10]([N:13]3[CH2:18][CH2:17][N:16]([CH2:19][CH:20]4[CH2:25][CH2:24][N:23]([C:26]5[CH:31]=[CH:30][N:29]=[CH:28][CH:27]=5)[CH2:22][CH2:21]4)[C:15](=[O:32])[CH2:14]3)(=[O:12])=[O:11])[CH2:8][O:9][C:4]=2[CH:3]=1.Cl>C(OCC)(=O)C>[ClH:1].[Cl:1][C:2]1[CH:34]=[CH:33][C:5]2[CH:6]=[C:7]([S:10]([N:13]3[CH2:18][CH2:17][N:16]([CH2:19][CH:20]4[CH2:25][CH2:24][N:23]([C:26]5[CH:31]=[CH:30][N:29]=[CH:28][CH:27]=5)[CH2:22][CH2:21]4)[C:15](=[O:32])[CH2:14]3)(=[O:12])=[O:11])[CH2:8][O:9][C:4]=2[CH:3]=1

Participants

4

Reactant 2

HCID 313Hydrochloric AcidHCID 234473644-(7-chloro-2H-benzopyran-3-sulfonyl)-1-[1-(4-pyridyl)piperidin-4-ylmethyl]-2-piperazinone

Product 1

HCID 234474384-(7-chloro-2H-benzopyran-3-sulfonyl)-1-[1-(4-pyridyl)piperidin-4-ylmethyl]-2-piperazinone HydrochlorideYield 147.2%

Reagents, catalysts & solvents 1

HCID 8857Ethyl AcetateSolvent

Procedure

To the obtained 4-(7-chloro-2H-benzopyran-3-sulfonyl)-1-[1-(4-pyridyl)piperidin-4-ylmethyl]-2-piperazinone (608 mg) was added a solution of hydrochloric acid in ethyl acetate to give colorless solid of the title compound (480 mg) as hydrochloride salt.

Sources & evidence

ORD record
ord-1850c84429c747c2bb4b8ab1dbf93839
Source dataset
uspto-grants-2002_06
Patent number
US06403595B1

Reaction notes

Loading…