5-bromo-N-(3,4-dihydro-2H-thiochromen-4-yl)-3,6-diethylpyrazin-2-amine → 5-(2,4-dichlorophenyl)-N-(3,4-dihydro-2H-thiochromen-4-yl)-3,6-diethylpyrazin-2-amine

HRID 1824082Notes

Reaction equation

HRID 1824082 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(=CC=CC=3)[S:43]CC2)=NC=1CC>>[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][CH:23]=[CH:24][CH:25]=3)[S:43][CH2:20][CH2:19]2)=[N:13][C:14]=1[CH2:15][CH3:16]

Participants

3

Reactant 2

HCID 221472145-bromo-N-(3,4-dihydro-2H-thiochromen-4-yl)-3,6-diethylpyrazin-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 102882595-(2,4-dichlorophenyl)-N-(3,4-dihydro-2H-thiochromen-4-yl)-3,6-diethylpyrazin-2-amine

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-N-(3,4-dihydro-2H-thiochromen-4-yl)-3,6-diethylpyrazin-2-amine and making non-critical variations provided the title compound as a oil: 1H NMR (400 MHz, CDCl3) δ 7.51, 7.36, 7.32, 7.29, 7.20, 7.07, 5.49, 4.64, 3.23, 3.02, 2.72, 2.64, 2.53, 2.20, 1.27, 1.22; 13C NMR (100 MHz, CDCl3) δ 151.42, 150.26, 140.63, 137.74, 137.67, 135.29, 134.57, 134.22, 132.88, 131.23, 129.81, 129.11, 128.53, 127.52, 127.28, 124.87, 48.48, 27.58, 26.34, 23.18, 23.11, 13.30, 11.64; HRMS (FAB) calcd for C23H23Cl2N3S+H 444.1068, found 444.1055.

Sources & evidence

ORD record
ord-b3259e85deb84668a74c3f2fdfada92f
Source dataset
uspto-grants-2006_05
Patent number
US07041672B2

Reaction notes

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