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N,N-Dimethylpropargylamine → Dimethyl-[3-(1H-pyrrolo[2,3-b]pyridin-5-yl)-prop-2-ynyl]-amine

HRID 269482
Notes
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Reaction equation

HRID 269482 reaction equation
Br[C:2]1[CH:3]=[C:4]2[CH:10]=[CH:9][NH:8][C:5]2=[N:6][CH:7]=1.[CH3:11][N:12]([CH3:16])[CH2:13][C:14]#[CH:15]>CN(C=O)C.C(Cl)Cl.[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>[CH3:11][N:12]([CH3:16])[CH2:13][C:14]#[C:15][C:2]1[CH:3]=[C:4]2[CH:10]=[CH:9][NH:8][C:5]2=[N:6][CH:7]=1
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

7

Reactant 2

HCID 81643N,N-DimethylpropargylamineHCID 103079325-bromo-1H-pyrrolo[2,3-b]pyridine

Product 1

HCID 59832182Dimethyl-[3-(1H-pyrrolo[2,3-b]pyridin-5-yl)-prop-2-ynyl]-amine

Reagents, catalysts & solvents 4

HCID 24350Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)CatalystHCID 178418476
HCID 178418476, compound
Catalyst
HCID 6228DimethylformamideSolvent
HCID 6344DichloromethaneSolvent

Procedure

To a screw top tube, 8.1 mg (0.0425 mmoles) of CuI, 18 mg(0.0256 mmoles) of PdCl2(PPh3)2, and 207 mg (0.8483 mmoles) of 5-Bromo-1H-pyrrolo[2,3-b]pyridine were added. The dry solids were diluted with 1 ml of dry DMF and a stream of N2 was bubbled through the solution for 10 minutes and then 182.6 ul(1.7 mmoles) of Dimethyl-prop-2-ynyl-amine was added and the reaction was stirred in a sealed tube overnight at room temperature. The reaction was diluted with 10 ml of DCM and washed with saturated ammonium chloride solution. The organic layer was separated and dried with MgSO4, filtered, and concentrated to dryness yielding a crude material of 189 mg. MS showed a M+ ion of 200.05 which confirmed the structure above. The crude material was taken to the next step.

Workup

  1. customa stream of N2 was bubbled through the solution for 10 minutes
  2. washwashed with saturated ammonium chloride solution
  3. customThe organic layer was separated
  4. dry with materialdried with MgSO4
  5. filtrationfiltered
  6. concentrationconcentrated to dryness

Sources & evidence

ORD record
ord-40771809de4344e78270d7a21c6af945
Source dataset
uspto-grants-2008_11
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US07446199B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes