Sodium Carbonate → Gsk-1292263

HRID 423548Notes

Reaction equation

HRID 423548 reaction equation
Br[C:2]1[CH:7]=[CH:6][C:5]([O:8][CH2:9][CH:10]2[CH2:15][CH2:14][N:13]([C:16]3[O:20][N:19]=[C:18]([CH:21]([CH3:23])[CH3:22])[N:17]=3)[CH2:12][CH2:11]2)=[CH:4][N:3]=1.[CH3:24][S:25]([C:28]1[CH:33]=[CH:32][C:31](B(O)O)=[CH:30][CH:29]=1)(=[O:27])=[O:26].C([O-])([O-])=O.[Na+].[Na+]>C1C=CC([P]([Pd]([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)[P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1.COCCOC>[CH3:22][CH:21]([C:18]1[N:17]=[C:16]([N:13]2[CH2:14][CH2:15][CH:10]([CH2:9][O:8][C:5]3[CH:6]=[CH:7][C:2]([C:31]4[CH:32]=[CH:33][C:28]([S:25]([CH3:24])(=[O:27])=[O:26])=[CH:29][CH:30]=4)=[N:3][CH:4]=3)[CH2:11][CH2:12]2)[O:20][N:19]=1)[CH3:23]

Participants

6

Reactant 3

HCID 10340Sodium CarbonateHCID 27343644-(Methanesulfonyl)phenylboronic acidHCID 866387382-Bromo-5-[({1-[3-(1-methylethyl)-1,2,4-oxadiazol-5-yl]-4-piperidinyl}methyl)oxy]pyridine

Product 1

HCID 24996872Gsk-1292263Yield 21.5%

Reagents, catalysts & solvents 2

HCID 178418397HCID 178418397, compoundCatalystHCID 80711,2-DimethoxyethaneSolvent

Procedure

5-[({1-[3-(1-Methylethyl)-1,2,4-oxadiazol-5-yl]-4-piperidinyl}methyl)oxy]-2-[4-(methylsulfonyl)phenyl]pyridine (51 mg, 21%) was prepared from 2-bromo-5-[({1-[3-(1-methylethyl)-1,2,4-oxadiazol-5-yl]-4-piperidinyl}methyl)oxy]pyridine (220 mg, 0.52 mmol), [4-(methylsulfonyl)phenyl]boronic acid (105 mg, 0.52 mmol), 2M Na2CO3 (5 mL), Pd(PPh3)4 (50 mg, 0.04 mmol) and DME (5 mL) in a manner similar to Example 21, Step 3.

Sources & evidence

ORD record
ord-0af5ca091ff84d48b6f36e03501d366d
Source dataset
uspto-grants-2012_01
Patent number
US08101634B2

Reaction notes

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