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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 889204Generated: October 30, 2026

O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate → HCID 66760875, compound

https://huagongshe.com/reaction/889204

Reaction equation

Participants

RoleNameHCIDCharge
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
ReactantHCID 66760264HCID 66760264—
Reactant2-amino-N-(2,4-dichloro-3-(((2-methoxy-1-(pyridin-2-ylmethyl)-1H-benzo[d]imidazol-4-yl)oxy)methyl)phenyl)-N-methylacetamideHCID 66760385—
Reactant4-(3-((2-((2,4-dichloro-3-(((2-methoxy-1-(pyridin-2-ylmethyl)-1H-benzo[d]imidazol-4-yl)oxy)methyl)phenyl)(methyl)amino)-2-oxoethyl)amino)-3-oxopropyl)-N-(2-methoxyethyl)benzamideHCID 66760978—
ProductHCID 66760875HCID 66760875—

Reaction Steps

2,2-difluoro-3-(4-(methylcarbamoyl)piperazin-1-yl)propanoic acid and 2-amino-N-(2,4-dichloro-3-(((2-methoxy-1-(pyridin-2-ylmethyl)-1H-benzo[d]imidazol-4-yl)oxy)methyl)phenyl)-N-methylacetamide are coupling using TBTU as described for compound 1 to give 4-(3-((2-((2,4-dichloro-3-(((2-methoxy-1-(pyridin-2-ylmethyl)-1H-benzo[d]imidazol-4-yl)oxy)methyl)phenyl)(methyl)amino)-2-oxoethyl)amino)-2,2-difluoro-3-oxopropyl)-N-methylpiperazine-1-carboxamide. LCMS (APCI) 733 (M+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08252793B2
Source datasetuspto-grants-2012_08
ORD IDord-f9fc235e2e514751902d5835d2dcd11d
Source noteuspto-grants-2012_08