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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1485695Generated: November 2, 2026

(S)-isopropyl 7-bromo-4-(cyclopropanecarbonyl)-3-methyl-3,4-dihydroquinoxalin-1(2H)carboxylate → 4-isopropyl 1-methyl (S)-6-bromo-2-methyl-2,3-dihydroquinoxaline-1,4-dicarboxylate

https://huagongshe.com/reaction/1485695

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(S)-isopropyl 7-bromo-4-(cyclopropanecarbonyl)-3-methyl-3,4-dihydroquinoxalin-1(2H)carboxylateHCID 118078841—
Reactant(S)-methyl 6-bromo-2-methyl-3,4-dihydroquinoxaline-1(2H)-carboxylateHCID 118080383—
Product4-isopropyl 1-methyl (S)-6-bromo-2-methyl-2,3-dihydroquinoxaline-1,4-dicarboxylateHCID 118080488—

Reaction Steps

4-isopropyl 1-methyl (S)-6-bromo-2-methyl-2,3-dihydroquinoxaline-1,4-dicarboxylate was synthesized from (S)-methyl 6-bromo-2-methyl-3,4-dihydroquinoxaline-1(2H)-carboxylate according to the procedure outlined above for (S)-isopropyl 7-bromo-4-(cyclopropanecarbonyl)-3-methyl-3,4-dihydroquinoxalin-1(2H)carboxylate. MS (ESI, pos. ion) m/z 393, 395 [M+Na]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09422281B2
Source datasetuspto-grants-2016_08
ORD IDord-536898c9c05c4103880b3060397b7ee2
Source noteuspto-grants-2016_08