2-(Bromomethyl)-5-(trifluoromethyl)furan → HCID 59352746, compound

HRID 2385385Notes

Reaction equation

HRID 2385385 reaction equation
[NH:1]1[C:9]2[C:4](=[CH:5][CH:6]=[CH:7][CH:8]=2)[C:3]2([C:21]3[C:12](=[CH:13][C:14]4[O:19][CH2:18][CH2:17][O:16][C:15]=4[CH:20]=3)[O:11][CH2:10]2)[C:2]1=[O:22].CC1C2C=C3C4(C5C(=CC=CC=5)NC4=O)COC3=CC=2ON=1.Br[CH2:46][C:47]1[CH:48]=[CH:49][C:50]([NH:53][C:54](=[O:60])[O:55][C:56]([CH3:59])([CH3:58])[CH3:57])=[N:51][CH:52]=1.BrCC1OC(C(F)(F)F)=CC=1>>[O:22]=[C:2]1[C:3]2([C:21]3[C:12](=[CH:13][C:14]4[O:19][CH2:18][CH2:17][O:16][C:15]=4[CH:20]=3)[O:11][CH2:10]2)[C:4]2[C:9](=[CH:8][CH:7]=[CH:6][CH:5]=2)[N:1]1[CH2:46][C:47]1[CH:48]=[CH:49][C:50]([NH:53][C:54](=[O:60])[O:55][C:56]([CH3:58])([CH3:57])[CH3:59])=[N:51][CH:52]=1

Participants

5

Reactant 4

HCID 27946052-(Bromomethyl)-5-(trifluoromethyl)furanHCID 23030321tert-Butyl (5-(bromomethyl)pyridin-2-yl)carbamateHCID 58224164Spiro[furo[2,3-g]-1,4-benzodioxin-8(7H),3'-[3H]indol]-2'(1'H)-one, 2,3-dihydroHCID 593524533-methylspiro[furo[3,2-f][1,2]benzisoxazole-5,3'-indol]-2'(1H)-one

Product 1

HCID 59352746HCID 59352746, compound

Procedure

Following the procedure as described in EXAMPLE 9 and making non-critical variations using 2,3-dihydrospiro[furo[2,3-g][1,4]benzodioxine-8,3′-indol]-2′(1′H)-one to replace 3-methylspiro[furo[3,2-f][1,2]benzisoxazole-5,3′-indol]-2′(1′H)-one, and tert-butyl [5-(bromomethyl)pyridin-2-yl]carbamate to replace 2-(bromomethyl)-5-(trifluoromethyl)furan, tert-butyl {5-[(2′-oxo-2,3-dihydrospiro[furo[2,3-g][1,4]benzodioxine-8,3′-indol]-1′(2′H)-yl)methyl]pyridin-2-yl}carbamate was obtained (74%) as a colorless solid: mp 238-239° C.; 1H NMR (300 MHz, DMSO-d6) δ9.81 (s, 1H), 8.30-8.27 (m, 1H), 7.79-7.73 (m, 1H), 7.73-7.66 (m, 1H), 7.31-7.24 (m, 1H), 7.20-7.14 (m, 1H), 7.12-6.99 (m, 2H), 6.52 (s, 1H), 6.06 (s, 1H), 4.89 (ABq, J=22.9, 15.5 Hz, 2H), 4.74 (ABq, J=44.4, 9.3 Hz, 2H), 4.23-4.05 (m, 4H), 1.45 (s, 9H); 13C NMR (75 MHz, DMSO-d6) δ 176.7, 154.6, 152.6, 151.8, 146.9, 144.1, 141.8, 137.8, 137.2, 131.6, 128.7, 126.2, 123.6, 123.1, 121.1, 112.2, 110.8, 109.3, 98.8, 79.5, 79.3, 64.1, 63.5, 57.2, 27.9; MS (ES+) m/z 502.1 (M+1).

Sources & evidence

ORD record
ord-5ee8213e72494852a0494ab4025fdee8
Source dataset
uspto-grants-2012_09
Patent number
US08263606B2

Reaction notes

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