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Propargyl bromide → 1-[3-({4-Amino-7-[3-(1-piperidinyl)-1-propyn-1-yl]pyrrolo[2,1-f][1,2,4]triazin-5-yl}carbonyl)phenyl]-3-(2,4-dichlorophenyl)urea

HRID 2108357
Notes
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Reaction equation

HRID 2108357 reaction equation
[NH:1]1[CH2:6][CH2:5][CH2:4][CH2:3][CH2:2]1.[CH2:7](Br)[C:8]#[CH:9].[NH2:11][C:12]1[C:17]2=[C:18]([C:22]([C:24]3[CH:25]=[C:26]([NH:30][C:31]([NH:33][C:34]4[CH:39]=[CH:38][C:37]([Cl:40])=[CH:36][C:35]=4[Cl:41])=[O:32])[CH:27]=[CH:28][CH:29]=3)=[O:23])[CH:19]=[C:20](Br)[N:16]2[N:15]=[CH:14][N:13]=1>[Cu]I.Cl[Pd](Cl)([P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1)[P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1>[NH2:11][C:12]1[C:17]2=[C:18]([C:22]([C:24]3[CH:25]=[C:26]([NH:30][C:31]([NH:33][C:34]4[CH:39]=[CH:38][C:37]([Cl:40])=[CH:36][C:35]=4[Cl:41])=[O:32])[CH:27]=[CH:28][CH:29]=3)=[O:23])[CH:19]=[C:20]([C:7]#[C:8][CH2:9][N:1]3[CH2:6][CH2:5][CH2:4][CH2:3][CH2:2]3)[N:16]2[N:15]=[CH:14][N:13]=1
ParticipantsConditionsProcedureWorkupSources & evidenceReaction notes

Participants

6

Reactant 3

HCID 7842Propargyl bromideHCID 8082PiperidineHCID 167397901-{3-[(4-Amino-7-bromopyrrolo[2,1-f][1,2,4]triazin-5-yl)carbonyl]phenyl}-3-(2,4-dichlorophenyl)urea

Product 1

HCID 576294621-[3-({4-Amino-7-[3-(1-piperidinyl)-1-propyn-1-yl]pyrrolo[2,1-f][1,2,4]triazin-5-yl}carbonyl)phenyl]-3-(2,4-dichlorophenyl)ureaYield 62%

Reagents, catalysts & solvents 2

HCID 24350
Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)
Catalyst
HCID 178418476HCID 178418476, compoundCatalyst

Conditions

Temperature
80 °C

Procedure

A solution of piperidine (2 mL) and propargyl bromide (80 wt % in toluene, 0.02 mL, 0.19 mmol) was purged with argon for 10 minutes. The solution was treated with 95G (20 mg, 0.04 mmol), CuI (1 mg, 0.008 mmol) and PdCl2(PPh3)2 (3 mg, 0.004 mmol). The reaction mixture was heated to 80° C. for one hour and then concentrated. The residue was purified by flash chromatography (SiO2, 0% to 10% MeOH/CH2Cl2) to afford the desired compound (13 mg, 62%). HPLC tR=3.17 min (Chromolith SpeedROD 4.6×50 mm, 10-90% aqueous methanol containing 0.1% TFA, 4 min gradient, monitored at 254 nm). [M+H+]=562.27.

Workup

  1. concentrationconcentrated
  2. customThe residue was purified by flash chromatography (SiO2, 0% to 10% MeOH/CH2Cl2)

Sources & evidence

ORD record
ord-f37761a994be495cbe329a85c46e07cd
Source dataset
uspto-grants-2009_04
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US07514435B2

Reaction notes

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On this pageParticipantsConditionsProcedureWorkupSources & evidenceReaction notes