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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 81343Generated: October 30, 2026

Methylamine → HCID 58522649, compound

https://huagongshe.com/reaction/81343

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethylamineHCID 6329—
ReactantEthyl 2-acetyl-6-nitrobenzoateHCID 53434730—
SolventMethanolHCID 887—
SolventDichloromethaneHCID 6344—
SolventSulfuric acid magnesium salt (1:1)HCID 24083—
ProductHCID 58522649HCID 58522649—

Reaction Steps

Ethyl-2-acetyl-6-nitrobenzoate (11.12 g) is suspended in a mixture of MeOH (70 mL) and MgSO4. Methylamine (2 molar in THF, 28.13 mL) is added dropwise and the solution is stirred for 15 min at this temperature. Then it is preheated to 70° C. for 18 h. The solvent is eliminated in vacuo, the residue is taken up in dichloromethane (100 mL), washed with sodium chloride solution (10%) dried on magnesium sulphate, filtered off from the desiccant and the solvent is eliminated in vacuo. For purification it is recrystallised from toluene (250 mL).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08846689B2
Source datasetuspto-grants-2014_09
ORD IDord-bf2e1c2a43e14672afa57ac8c6f817de
Source noteuspto-grants-2014_09