2-(Trifluoromethyl)aniline → 4-[(2'-oxo-5,6-dihydrospiro[benzo[1,2-b:5,4-b']difuran-3,3'-indol]-1'(2'H)-yl)methyl]-N-[2-(trifluoromethyl)phenyl]benzamide

HRID 2385481Notes

Reaction equation

HRID 2385481 reaction equation
[F:1][C:2]([F:11])([F:10])[C:3]1[CH:9]=[CH:8][CH:7]=[CH:6][C:4]=1[NH2:5].C1(CN)CCCCC1.[O:20]=[C:21]1[C:29]2([CH2:33][O:32][C:31]3[CH:34]=[C:35]4[C:39](=[CH:40][C:30]2=3)[CH2:38][CH2:37][O:36]4)[C:28]2[C:23](=[CH:24][CH:25]=[CH:26][CH:27]=2)[N:22]1[CH2:41][C:42]1[CH:50]=[CH:49][C:45]([C:46](O)=[O:47])=[CH:44][CH:43]=1.O=C1C2(COC3C=C4C(=CC2=3)CCO4)C2C(=CC=CC=2)N1CC1C=C(C=CC=1)C(O)=O>>[O:20]=[C:21]1[C:29]2([CH2:33][O:32][C:31]3[CH:34]=[C:35]4[C:39](=[CH:40][C:30]2=3)[CH2:38][CH2:37][O:36]4)[C:28]2[C:23](=[CH:24][CH:25]=[CH:26][CH:27]=2)[N:22]1[CH2:41][C:42]1[CH:43]=[CH:44][C:45]([C:46]([NH:5][C:4]2[CH:6]=[CH:7][CH:8]=[CH:9][C:3]=2[C:2]([F:10])([F:11])[F:1])=[O:47])=[CH:49][CH:50]=1

Participants

5

Reactant 4

HCID 69222-(Trifluoromethyl)anilineHCID 76688CyclohexanemethylamineHCID 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 593521604-[(2'-oxo-5,6-dihydrospiro[benzo[1,2-b:5,4-b']difuran-3,3'-indol]-1'(2'H)-yl)methyl]-N-[2-(trifluoromethyl)phenyl]benzamide

Procedure

Following the procedure as described in EXAMPLE 12 and making non-critical variations using 2-(trifluoromethyl)aniline 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-(trifluoromethyl)phenyl]benzamide was obtained (53%) as a colorless solid: 1H NMR (300 MHz, CDCl3) δ8.39 (d, J=8.2 Hz, 1H), 8.17 (s, 1H), 7.85 (d, J=8.2 Hz, 2H), 7.62 (dd, J=15.9, 7.9 Hz, 2H), 7.48 (d, J=8.2 Hz, 2H), 7.31-7.14 (m, 4H), 7.04 (dd, J=7.6, 7.6, 0.7 Hz, 1H), 6.76 (d, J=7.7 Hz, 1H), 6.47 (s, 1H), 6.43 (s, 1H), 5.02 (ABq, 2H), 4.85 (ABq, 2H), 4.54 (t, J=8.7 Hz, 2H), 3.10-2.90 (m, 2H); 13C NMR (75 MHz, CDCl3) δ178.0, 164.9, 161.9, 161.3, 142.6, 141.7, 140.4, 133.8, 133.1, 132.7, 128.8, 128.0, 127.7, 126.2, 124.6, 124.1 (2C), 123.7, 120.0, 118.8, 109.0, 93.3, 80.6, 72.4, 57.7, 43.8, 29.0; MS (ES+) m/z 557.1 (M+1).

Sources & evidence

ORD record
ord-18994b7e98e24e6aa6ef2d0f626ae69a
Source dataset
uspto-grants-2012_09
Patent number
US08263606B2

Reaction notes

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