(S)-9-bromo-5-carboxymethyl-6,7-dihydro-1H, 5H-pyrido[1,2,3-de]quinoxaline-2,3-dione → (S)-9-Bromo-5-[p-tert-butoxycarbonylaminomethyl-o-(tert-butoxycarbonylmethoxy) phenylcarbamoylmethyl]-6,7-dihydro-1H, 5H-pyrido[1,2,3-de]quinoxaline-2,3-dione

HRID 862597Notes

Reaction equation

HRID 862597 reaction equation
[C:1]([O:5][C:6]([NH:8][CH2:9][C:10]1[CH:16]=[CH:15][C:13]([NH2:14])=[C:12]([O:17][CH2:18][C:19]([O:21][C:22]([CH3:25])([CH3:24])[CH3:23])=[O:20])[CH:11]=1)=[O:7])([CH3:4])([CH3:3])[CH3:2].[Br:26][C:27]1[CH:28]=[C:29]2[CH2:41][CH2:40][C@@H:39]([CH2:42][C:43](O)=[O:44])[N:31]3[C:32](=[O:38])[C:33](=[O:37])[NH:34][C:35]([CH:36]=1)=[C:30]23>>[Br:26][C:27]1[CH:28]=[C:29]2[CH2:41][CH2:40][C@@H:39]([CH2:42][C:43](=[O:44])[NH:14][C:13]3[CH:15]=[CH:16][C:10]([CH2:9][NH:8][C:6]([O:5][C:1]([CH3:4])([CH3:3])[CH3:2])=[O:7])=[CH:11][C:12]=3[O:17][CH2:18][C:19]([O:21][C:22]([CH3:25])([CH3:24])[CH3:23])=[O:20])[N:31]3[C:32](=[O:38])[C:33](=[O:37])[NH:34][C:35]([CH:36]=1)=[C:30]23

Participants

3

Reactant 2

HCID 10088544(S)-9-bromo-5-carboxymethyl-6,7-dihydro-1H, 5H-pyrido[1,2,3-de]quinoxaline-2,3-dioneHCID 196983594-tert-Butoxycarbonylaminomethyl-2-tert-butoxycarbonylmethoxyaniline

Product 1

HCID 131720495(S)-9-Bromo-5-[p-tert-butoxycarbonylaminomethyl-o-(tert-butoxycarbonylmethoxy) phenylcarbamoylmethyl]-6,7-dihydro-1H, 5H-pyrido[1,2,3-de]quinoxaline-2,3-dioneYield 81%

Procedure

A procedure similar to that described in Example 18-6) was performed with 4-tert-butoxycarbonylaminomethyl-2-tert-butoxycarbonylmethoxyaniline (990 mg, 2.61 mmol) and (S)-9-bromo-5-carboxymethyl-6,7-dihydro-1H, 5H-pyrido[1,2,3-de]quinoxaline-2,3-dione (1.06 g, 3.12 mmol) to give a total amount of 1.42 g of the title compound (81%).

Sources & evidence

ORD record
ord-128a8b67011146c88806764aa6f601b9
Source dataset
uspto-grants-1998_02
Patent number
US05719152

Reaction notes

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