3-Chloro-4-fluorophenylboronic Acid (contains varying amounts of Anhydride) → 6'-(3-Chloro-4-fluorophenyl)-5-methyl-2'',3'',5'',6''-tetrahydro-3'H-dispiro[imidazole-2,1 indene-2',4''-pyran]-4-amine
Reaction equation
Br[C:2]1[CH:15]=[C:14]2[C:5]([CH2:6][C:7]3([C:13]42[N:19]=[C:18]([NH2:20])[C:17]([CH3:21])=[N:16]4)[CH2:12][CH2:11][O:10][CH2:9][CH2:8]3)=[CH:4][CH:3]=1.[Cl:22][C:23]1[CH:24]=[C:25](B(O)O)[CH:26]=[CH:27][C:28]=1[F:29]>>[Cl:22][C:23]1[CH:24]=[C:25]([C:2]2[CH:15]=[C:14]3[C:5]([CH2:6][C:7]4([C:13]53[N:19]=[C:18]([NH2:20])[C:17]([CH3:21])=[N:16]5)[CH2:8][CH2:9][O:10][CH2:11][CH2:12]4)=[CH:4][CH:3]=2)[CH:26]=[CH:27][C:28]=1[F:29]Participants
3
Reactant 2
Product 1
Procedure
The title compound was synthesized as described for Example 26a in 42% yield, starting from 6′-bromo-5-methyl-2″,3″,5″,6″-tetrahydro-3′H-dispiro[imidazole-2,1′-indene-2′,4″-pyran]-4-amine (Example 25, 75 mg, 0.22 mmol) and 3-chloro-4-fluorobenzeneboronic acid (45.1 mg, 0.26 mmol); 1H NMR (400 MHz, DMSO-d6) δ ppm 7.72 (dd, 1H), 7.52 (m, 2H), 7.42 (m, 2H), 6.80 (d, 1H), 6.60 (br. s, 1H), 3.66 (m, 2H), 3.48 (t, 1H), 3.40 (m, 1H), 3.20 (m, 1H), 3.07 (m, 1H), 2.19 (s, 3H), 1.71 (td, 1H), 1.23 (m, 3H); MS (ES+) m/z 398 [M+H]+.
Sources & evidence
- ORD record
- ord-c1ea6329d3f84f4986ab540763236c4e
- Source dataset
- uspto-grants-2016_02
- Patent number
- US09248129B2
Reaction notes
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