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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 20778Generated: October 25, 2026

1,3-Propanediamine → 5-[(3-amino-propylamino)-methyl]-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-N-(2-hydroxy-ethoxy)-benzamide

https://huagongshe.com/reaction/20778

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,3-PropanediamineHCID 428—
ReactantSodium borohydrideHCID 4311764—
Reactant3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-5-formyl-N-(2-hydroxy-ethoxy)-benzamideHCID 23132388—
SolventMethanolHCID 887—
SolventTetrahydrofuranHCID 8028—
Product5-[(3-amino-propylamino)-methyl]-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-N-(2-hydroxy-ethoxy)-benzamideHCID 59347991—

Reaction Steps

3,4-Difluoro-2-(2-fluoro-4-iodo-phenylamino)-5-formyl-N-(2-hydroxy-ethoxy)-benzamide obtained in Step F of Example 1 was reacted with propane-1,3-diamine in THF. The thus-obtained imine was reduced with sodium borohydride in methanol to give the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07745663B2
Source datasetuspto-grants-2010_06
ORD IDord-ae723773916c412dac5c4de078dceaf4
Source noteuspto-grants-2010_06