Cyclohexanemethylamine → HCID 59352614, compound

HRID 1407872Notes

Reaction equation

HRID 1407872 reaction equation
[S:1]1[CH:5]=[CH:4][CH:3]=[C:2]1[CH2:6][CH2:7][NH2:8].C1(CN)CCCCC1.[O:17]=[C:18]1[C:26]2([CH2:30][O:29][C:28]3[CH:31]=[C:32]4[C:36](=[CH:37][C:27]2=3)[CH2:35][CH2:34][O:33]4)[C:25]2[C:20](=[CH:21][CH:22]=[CH:23][CH:24]=2)[N:19]1[CH2:38][C:39]1[CH:47]=[CH:46][C:42]([C:43](O)=[O:44])=[CH:41][CH:40]=1.O=C1C2(COC3C=C4C(=CC2=3)CCO4)C2C(=CC=CC=2)N1CC1C=C(C=CC=1)C(O)=O>>[O:17]=[C:18]1[C:26]2([CH2:30][O:29][C:28]3[CH:31]=[C:32]4[C:36](=[CH:37][C:27]2=3)[CH2:35][CH2:34][O:33]4)[C:25]2[C:20](=[CH:21][CH:22]=[CH:23][CH:24]=2)[N:19]1[CH2:38][C:39]1[CH:40]=[CH:41][C:42]([C:43]([NH:8][CH2:7][CH2:6][C:2]2[S:1][CH:5]=[CH:4][CH:3]=2)=[O:44])=[CH:46][CH:47]=1

Participants

5

Reactant 4

HCID 76688CyclohexanemethylamineHCID 116521ThiopheneethanamineHCID 593522533-[(2'-oxo-5,6-dihydrospiro[benzo[1,2-b:5,4-b']difuran-3,3'-indol]-1'(2'H)-yl)methyl]benzoic acidHCID 593526094-[(2'-oxo-5,6-dihydrospiro[benzo[1,2-b:5,4-b']difuran-3,3'-indol]-1'(2'H)-yl)methyl]benzoic acid

Product 1

HCID 59352614HCID 59352614, compound

Procedure

Following the procedure as described in EXAMPLE 12 and making non-critical variations using 2-thiopheneethylamine to replace cyclohexanemethylamine, and 4-[(2′-oxo-5,6-dihydrospiro[benzo[1,2-b:5,4-b′]difuran-3,3′-indol]-1′(2′H)-yl)methyl]benzoic acid to replace 3-[(2′-oxo-5,6-dihydrospiro[benzo[1,2-b:5,4-b′]difuran-3,3′-indol]-1′(2′H)-yl)methyl]benzoic acid, 4-[(2′-oxo-5,6-dihydrospiro[benzo[1,2-b:5,4-b′]difuran-3,3′-indol]-1′(2′H)-yl)methyl]-N-(2-thiophen-2-ylethyl)benzamide was obtained (74%) as a colorless solid: 1H NMR (300 MHz, CDCl3) δ7.71 (d, J=7.9 Hz, 2H), 7.37 (d, J=7.9 Hz, 2H), 7.24-7.13 (m, 3H), 7.04 (dd, J=7.5, 7.5 Hz, 1H), 6.95 (dd, J=5.0, 3.5 Hz, 1H), 6.86 (d, J=3.5 Hz, 1H), 6.74 (d, J=7.6 Hz, 1H), 6.51-6.46 (m, 1H), 6.46 (s, 1H), 6.42 (s, 1H), 4.97 (ABq, 2H), 4.83 (ABq, 2H), 4.52 (t, J=8.6 Hz, 2H), 3.78-3.57 (m, 2H), 3.13 (t, J=6.2 Hz, 2H), 2.95 (t, J=8.6 Hz, 2H); 13C NMR (75 MHz, CDCl3) δ177.9, 166.8, 161.8, 161.3, 141.7, 141.1, 139.2, 134.1, 132.5, 128.7, 127.5, 127.4, 127.0, 125.4, 123.9 (2C), 123.6, 119.9 (2C), 118.7, 109.0, 93.2, 80.5, 72.3, 57.6, 43.7, 41.2, 29.8, 28.9; MS (ES+) m/z 523.1 (M+1).

Sources & evidence

ORD record
ord-f4de4ad135924c22b81ed70ce2a40ddd
Source dataset
uspto-grants-2014_12
Patent number
US08916580B2

Reaction notes

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