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5-bromo-3,6-diethyl-N-(5-methoxy-2,3-dihydro-1H-inden-1-yl)pyrazin-2-amine → 5-(2,4-dichlorophenyl)-3,6-diethyl-N-(5-methoxy-2,3-dihydro-1H-inden-1-yl)pyrazin-2-amine

HRID 1824159
Notes
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Reaction equation

HRID 1824159 reaction equation
[Cl:1][C:2]1[CH:7]=[C:6]([Cl:8])[CH:5]=[CH:4][C:3]=1[C:9]1[N:10]=[C:11]([CH2:28][CH3:29])[C:12]([NH:17][C@@H:18]2[C:26]3[C:21](=[CH:22][CH:23]=[CH:24][CH:25]=3)[CH2:20][C@@H:19]2O)=[N:13][C:14]=1[CH2:15][CH3:16].BrC1N=C(CC)C(NC2C3C(=C[C:45]([O:49]C)=CC=3)CC2)=NC=1CC>[Pd].C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.COCCOC>[Cl:1][C:2]1[CH:7]=[C:6]([Cl:8])[CH:5]=[CH:4][C:3]=1[C:9]1[N:10]=[C:11]([CH2:28][CH3:29])[C:12]([NH:17][CH:18]2[C:26]3[C:21](=[CH:22][C:23]([O:49][CH3:45])=[CH:24][CH:25]=3)[CH2:20][CH2:19]2)=[N:13][C:14]=1[CH2:15][CH3:16]
ParticipantsProcedureSources & evidenceReaction notes

Participants

5

Reactant 2

HCID 221473765-bromo-3,6-diethyl-N-(5-methoxy-2,3-dihydro-1H-inden-1-yl)pyrazin-2-amineHCID 58583246(1R,2S)-1-{[5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-ol

Product 1

HCID 101274005-(2,4-dichlorophenyl)-3,6-diethyl-N-(5-methoxy-2,3-dihydro-1H-inden-1-yl)pyrazin-2-amine

Reagents, catalysts & solvents 2

HCID 11979704
Tetrakis(triphenylphosphine)palladium
Catalyst
HCID 80711,2-DimethoxyethaneSolvent

Procedure

Following the procedure for the preparation of (1R,2S)-1-{[5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-ol but substituting 5-bromo-3,6-diethyl-N-(5-methoxy-2,3-dihydro-1H-inden-1-yl)pyrazin-2-amine, ethylene glycol dimethyl ether and tetrakis(triphenylphosphine) palladium and making non-critical variations provided the title compound as a oil: 1H NMR (CDCl3) δ) 1.28, 1.95, 2.51, 2.65, 2.80, 2.95, 3.02, 3.85, 4.14, 4.65, 5.73, 6.82, 6.87, 7.28–7.35, 7.5; HRMS (FAB) calcd for C24H25Cl2N3O+H 442.1453, found 442.1450.

Sources & evidence

ORD record
ord-8d435356c2a14a038ab6bc55cc556391
Source dataset
uspto-grants-2006_05
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US07041672B2

Reaction notes

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