Triethylamine → 4-(4-Methanesulfonyl-phenoxy)-1-[1-(5-methyl-isoxazol-3-ylmethyl)-piperidin-4-yl]-1H-pyrazolo[3,4-d]pyrimidine

HRID 1931773Notes

Reaction equation

HRID 1931773 reaction equation
FC(F)(F)C(O)=O.[CH3:8][S:9]([C:12]1[CH:33]=[CH:32][C:15]([O:16][C:17]2[N:22]=[CH:21][N:20]=[C:19]3[N:23]([CH:26]4[CH2:31][CH2:30][NH:29][CH2:28][CH2:27]4)[N:24]=[CH:25][C:18]=23)=[CH:14][CH:13]=1)(=[O:11])=[O:10].[CH3:34][C:35]1[O:39][N:38]=[C:37]([CH:40]=O)[CH:36]=1.C(N(CC)CC)C.C(O[BH-](OC(=O)C)OC(=O)C)(=O)C.[Na+]>ClCCCl>[CH3:8][S:9]([C:12]1[CH:13]=[CH:14][C:15]([O:16][C:17]2[N:22]=[CH:21][N:20]=[C:19]3[N:23]([CH:26]4[CH2:27][CH2:28][N:29]([CH2:40][C:37]5[CH:36]=[C:35]([CH3:34])[O:39][N:38]=5)[CH2:30][CH2:31]4)[N:24]=[CH:25][C:18]=23)=[CH:32][CH:33]=1)(=[O:11])=[O:10]

Participants

6

Reactant 4

HCID 8471TriethylamineHCID 27952225-Methyl-1,2-oxazole-3-carbaldehydeHCID 5049666Sodium triacetoxyborohydrideHCID 669153264-(4-methanesulfonyl-phenoxy)-1-piperidin-4-yl-1H-pyrazolo[3,4-d]pyrimidine trifluoroacetate salt2×

Product 1

HCID 579650504-(4-Methanesulfonyl-phenoxy)-1-[1-(5-methyl-isoxazol-3-ylmethyl)-piperidin-4-yl]-1H-pyrazolo[3,4-d]pyrimidine

Reagents, catalysts & solvents 1

HCID 111,2-DichloroethaneSolvent

Procedure

4-(4-Methanesulfonyl-phenoxy)-1-[1-(5-methyl-isoxazol-3-ylmethyl)-piperidin-4-yl]-1H-pyrazolo[3,4-d]pyrimidine was prepared according to General Procedure H by the reaction of 4-(4-methanesulfonyl-phenoxy)-1-piperidin-4-yl-1H-pyrazolo[3,4-d]pyrimidine trifluoroacetate salt (Intermediate 27) with 5-methylisoxazole-3-carboxaldehyde (available from Aldrich Chemical Company, Inc., Milwaukee, Wis., USA), triethylamine, and sodium triacetoxyborohydride in 1,2-dichloroethane. 1H NMR (400 MHz, DMSO-d6) δ 1.92-1.95 (m, 2H), 2.17-2.33 (m, 4H), 2.40 (s, 2H), 2.95-2.97 (m, 2H), 3.30 (methyl sulfonyl and water peak), 3.57 (s, 2H), 4.74-4.80 (m, 1H), 6.24 (s, 1H), 7.62-7.64 (m, 2H), 8.04-8.07 (m, 2H), 8.37 (s, 1H), 8.55 (s, 1H). Mass spectrum MH+=469.

Sources & evidence

ORD record
ord-24ae96b84dc94a74aee17a6ba7f6c935
Source dataset
uspto-grants-2012_05
Patent number
US08188098B2

Reaction notes

Loading…