Diisopropylethylamine → 6-(2,3-difluorophenyl)-3-[1-({4-[(4aR,10bR)-9-ethoxy-8-methoxy-3,4,4a,10b-tetrahydro-1H-thiopyrano[4,3-c]isoquinolin-6-yl]phenyl}carbonyl)piperidin-4-yl]-1-[(2-ethyl-2H-tetrazol-5-yl)methyl]thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione

HRID 1476552Notes

Reaction equation

HRID 1476552 reaction equation
Cl.[F:2][C:3]1[C:8]([F:9])=[CH:7][CH:6]=[CH:5][C:4]=1[C:10]1[S:18][C:17]2[C:16](=[O:19])[N:15]([CH:20]3[CH2:25][CH2:24][NH:23][CH2:22][CH2:21]3)[C:14](=[O:26])[N:13]([CH2:27][C:28]3[N:29]=[N:30][N:31]([CH2:33][CH3:34])[N:32]=3)[C:12]=2[CH:11]=1.[CH2:35]([O:37][C:38]1[C:47]([O:48][CH3:49])=[CH:46][C:45]2[C:44]([C:50]3[CH:58]=[CH:57][C:53]([C:54](O)=[O:55])=[CH:52][CH:51]=3)=[N:43][C@@H:42]3[CH2:59][CH2:60][S:61][CH2:62][C@@H:41]3[C:40]=2[CH:39]=1)[CH3:36].CN(C(ON1N=NC2C=CC=CC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.CCN(C(C)C)C(C)C>C(Cl)Cl.CN(C=O)C>[F:2][C:3]1[C:8]([F:9])=[CH:7][CH:6]=[CH:5][C:4]=1[C:10]1[S:18][C:17]2[C:16](=[O:19])[N:15]([CH:20]3[CH2:21][CH2:22][N:23]([C:54]([C:53]4[CH:57]=[CH:58][C:50]([C:44]5[C:45]6[CH:46]=[C:47]([O:48][CH3:49])[C:38]([O:37][CH2:35][CH3:36])=[CH:39][C:40]=6[C@H:41]6[CH2:62][S:61][CH2:60][CH2:59][C@H:42]6[N:43]=5)=[CH:51][CH:52]=4)=[O:55])[CH2:24][CH2:25]3)[C:14](=[O:26])[N:13]([CH2:27][C:28]3[N:29]=[N:30][N:31]([CH2:33][CH3:34])[N:32]=3)[C:12]=2[CH:11]=1

Participants

6

Reactant 4

HCID 81531DiisopropylethylamineHCID 2733084Methanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 672581586-(2,3-difluorophenyl)-1-[(2-ethyl-2H-tetrazol-5-yl)methyl]-3-(piperidin-4-yl)thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione hydrochlorideHCID 672590924-[(4aR,10bR)-9-ethoxy-8-methoxy-3,4,4a,10b-tetrahydro-1H-thiopyrano[4,3-c]isoquinolin-6-yl]benzoic acid

Product 1

HCID 708924546-(2,3-difluorophenyl)-3-[1-({4-[(4aR,10bR)-9-ethoxy-8-methoxy-3,4,4a,10b-tetrahydro-1H-thiopyrano[4,3-c]isoquinolin-6-yl]phenyl}carbonyl)piperidin-4-yl]-1-[(2-ethyl-2H-tetrazol-5-yl)methyl]thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione

Reagents, catalysts & solvents 1

HCID 22350042dichloromethane N,N-dimethylformamideSolvent

Procedure

6-(2,3-difluorophenyl)-1-[(2-ethyl-2H-tetrazol-5-yl)methyl]-3-(piperidin-4-yl)thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione hydrochloride (40 mg; compound B83) is reacted with 4-[(4aR,10bR)-9-ethoxy-8-methoxy-3,4,4a,10b-tetrahydro-1H-thiopyrano[4,3-c]isoquinolin-6-yl]benzoic acid (31 mg; compound C10) and HBTU (33 mg) in DCM/DMF (15 ml/1 ml) in the presence of DIPEA (41 mg) according to the procedure described in example 2 to afford the title compound after purification by flash column chromatography [amino phase silica gel, eluation gradient: Cyclohexane/EtOAc/DCM, 100/0/0 to 65/30/5 to 30/60/10 to 0/90/10 (v/v/v)] and by preparative TLC [20×20 cm TLC plates with 0.5 mm thickness, eluation gradient: EtOAc/methanol/triethylamine, 91/5/4 (v/v/v)] as a solid.

Sources & evidence

ORD record
ord-9d1456d104e34adab6cef5ed21aed84c
Source dataset
uspto-grants-2015_04
Patent number
US09018175B2

Reaction notes

Loading…