7-fluoro-3-(6-hydroxy-1,3-benzodioxol-5-yl)-3-(hydroxymethyl)-1-{[5-(trifluoromethyl)-2-furyl]methyl}-1,3-dihydro-2H-indol-2-one → 7'-fluoro-1'-{[5-(trifluoromethyl)-2-furyl]methyl}spiro[furo[2,3-f][1,3]benzodioxole-7,3'-indol]-2'(1'H)-one

HRID 545859Notes

Reaction equation

HRID 545859 reaction equation
[F:1][C:2]1[CH:3]=[CH:4][CH:5]=[C:6]2[C:10]=1[N:9]([CH2:11][C:12]1[O:13][C:14]([C:17]([F:20])([F:19])[F:18])=[CH:15][CH:16]=1)[C:8](=[O:21])[C:7]2([C:24]1[C:32](O)=[CH:31][C:27]2[O:28][CH2:29][O:30][C:26]=2[CH:25]=1)[CH2:22][OH:23].C1(CCN2C3C(=CC=CC=3)C(C3C(O)=CC4OCOC=4C=3)(CO)C2=O)CC1>>[F:1][C:2]1[CH:3]=[CH:4][CH:5]=[C:6]2[C:10]=1[N:9]([CH2:11][C:12]1[O:13][C:14]([C:17]([F:20])([F:19])[F:18])=[CH:15][CH:16]=1)[C:8](=[O:21])[C:7]12[C:24]2=[CH:25][C:26]3[O:30][CH2:29][O:28][C:27]=3[CH:31]=[C:32]2[O:23][CH2:22]1

Participants

3

Reactant 2

HCID 588724597-fluoro-3-(6-hydroxy-1,3-benzodioxol-5-yl)-3-(hydroxymethyl)-1-{[5-(trifluoromethyl)-2-furyl]methyl}-1,3-dihydro-2H-indol-2-oneHCID 666425671-(2-cyclopropylethyl)-3-(6-hydroxy-1,3-benzodioxol-5-yl)-3-(hydroxymethyl)-1,3-dihydro-2H-indol-2-one

Product 1

HCID 592634667'-fluoro-1'-{[5-(trifluoromethyl)-2-furyl]methyl}spiro[furo[2,3-f][1,3]benzodioxole-7,3'-indol]-2'(1'H)-one

Procedure

Following the procedure described in EXAMPLE 1, and making non-critical variations using 7-fluoro-3-(6-hydroxy-1,3-benzodioxol-5-yl)-3-(hydroxymethyl)-1-{[5-(trifluoromethyl)-2-furyl]methyl}-1,3-dihydro-2H-indol-2-one to replace 1-(2-cyclopropylethyl)-3-(6-hydroxy-1,3-benzodioxol-5-yl)-3-(hydroxymethyl)-1,3-dihydro-2H-indol-2-one, the title compound was obtained (32%) as a white solid: mp 116-118° C.; 1H NMR (300 MHz, DMSO-d6) δ 7.36-6.88 (m, 4H), 6.67 (s, 1H), 6.62 (d, 1H), 6.19 (s, 1H), 5.90 (d, 2H), 5.07 (q, 2H), 4.75 (dd, 2H); 13C NMR (75 MHz, DMSO-d6) δ176.9, 155.8, 154.1, 149.1, 148.8, 145.6, 142.4, 140.9, 140.3, 139.2, 139.2, 135.2, 135.2, 128.5, 128.4, 124.9, 128.4, 124.9, 124.8, 124.7, 121.2, 120.4, 120.4, 119.8, 117.6, 117.2, 117.0, 114.5, 114.5, 109.5, 103.2, 102.0, 93.8, 80.1, 58.3, 58.2, 39.0, 38.9; MS (ES+) m/z 448.3 (M+1).

Sources & evidence

ORD record
ord-48a37fb318ad4f848c183b560d1735ff
Source dataset
uspto-grants-2011_05
Patent number
US07935721B2

Reaction notes

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