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Diisopropylethylamine → tert-butyl-N-[1-oxo-1-[[1-[2-(1,3-thiazol-4-yl)ethynyl]isoquinolin-3-yl]-amino]propan-2-yl]carbamate

HRID 535435
Notes
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Reaction equation

HRID 535435 reaction equation
[C:1]([O:5][C:6](=[O:25])[NH:7][CH:8]([CH3:24])[C:9]([NH:11][C:12]1[N:13]=[C:14]([C:22]#[CH:23])[C:15]2[C:20]([CH:21]=1)=[CH:19][CH:18]=[CH:17][CH:16]=2)=[O:10])([CH3:4])([CH3:3])[CH3:2].Br[C:27]1[N:28]=[CH:29][S:30][CH:31]=1.CCN(C(C)C)C(C)C>CN1C(=O)CCC1.[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>[C:1]([O:5][C:6](=[O:25])[NH:7][CH:8]([CH3:24])[C:9](=[O:10])[NH:11][C:12]1[N:13]=[C:14]([C:22]#[C:23][C:27]2[N:28]=[CH:29][S:30][CH:31]=2)[C:15]2[C:20]([CH:21]=1)=[CH:19][CH:18]=[CH:17][CH:16]=2)([CH3:4])([CH3:3])[CH3:2]
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

7

Reactant 3

HCID 81531DiisopropylethylamineHCID 27632184-BromothiazoleHCID 86694379tert-butyl-N-[1-[(1-ethynylisoquinolin-3-yl)amino]-1-oxopropan-2-yl]-carbamate

Product 1

HCID 86694426tert-butyl-N-[1-oxo-1-[[1-[2-(1,3-thiazol-4-yl)ethynyl]isoquinolin-3-yl]-amino]propan-2-yl]carbamate

Reagents, catalysts & solvents 3

HCID 24350
Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)
Catalyst
HCID 178418476HCID 178418476, compoundCatalyst
HCID 13387N-methyl-2-pyrrolidoneSolvent

Procedure

A mixture of tert-butyl-N-[1-[(1-ethynylisoquinolin-3-yl)amino]-1-oxopropan-2-yl]-carbamate D4a (50 mg, 0.15 mmol), 4-bromo-1,3-thiazole (24 mg, 0.15 mmol), copper(I) iodide (3 mg, 0.02 mmol), Dichlorobis(triphenylphosphine)palladium(II) (10 mg, 0.01 mmol) and DIPEA (75 μl, 0.44 mmol) is stirred under argon atmosphere in NMP (1 ml) for 2 h at 80° C. The mixture is concentrated in vacuo and the product purified by RP HPLC. Yield: 12 mg (19%). HPLC-MS: M+H=423; tR=1.84 min (*Method—4).

Workup

  1. concentrationThe mixture is concentrated in vacuo
  2. customthe product purified by RP HPLC

Sources & evidence

ORD record
ord-5aa4845ca8c44839a4322f5c87e36cdb
Source dataset
uspto-grants-2014_10
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08859541B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes