HCID 20565443, compound → HCID 20565468, compound

HRID 848489Notes

Reaction equation

HRID 848489 reaction equation
[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([N:8]2[C:17]3[C:12](=[CH:13][CH:14]=[CH:15][CH:16]=3)[NH:11][CH2:10][C:9]2=[O:18])=[CH:4][CH:3]=1>ClCCl.[O-2].[O-2].[Mn+4]>[Cl:1][C:2]1[CH:3]=[CH:4][C:5]([N:8]2[C:17]3[C:12](=[CH:13][CH:14]=[CH:15][CH:16]=3)[N:11]=[CH:10][C:9]2=[O:18])=[CH:6][CH:7]=1

Participants

4

Reactant 1

HCID 20565443HCID 20565443, compound

Product 1

HCID 20565468HCID 20565468, compound

Reagents, catalysts & solvents 2

HCID 178418406HCID 178418406, compoundCatalystHCID 6344DichloromethaneSolvent

Procedure

A solution of 1-(4-chlorophenyl)-1,2,3,4-tetrahydroquinoxalin-2-one (8.2 g) in dichloromethane (50 ml) was stirred with manganese dioxide (10.0 g) for 4 hours. The mixture was filtered, evaporated, and the residue was recrystallised from ethanol giving the title compound mp 169°-171° C.

Workup

  1. filtrationThe mixture was filtered
  2. customevaporated
  3. customthe residue was recrystallised from ethanol giving the title compound mp 169°-171° C.

Sources & evidence

ORD record
ord-b812400383414fb39423b3d7606178bf
Source dataset
uspto-grants-1981_10
Patent number
US04296114

Reaction notes

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