5-Methoxy-2-pyrazinecarboxylic acid → N-(3-((4aS,5S,7aS)-2-amino-5-(trifluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-7a-yl)-4,5-difluorophenyl)-5-methoxypyrazine-2-carboxamide

HRID 1429642Notes

Reaction equation

HRID 1429642 reaction equation
C(OC(=O)[NH:7][C:8]1[S:9][CH2:10][C@@H:11]2[C@@H:16]([C:17]([F:20])([F:19])[F:18])[O:15][CH2:14][C@:12]2([C:21]2[CH:26]=[C:25]([NH2:27])[CH:24]=[C:23]([F:28])[C:22]=2[F:29])[N:13]=1)(C)(C)C.[CH3:31][O:32][C:33]1[N:34]=[CH:35][C:36]([C:39](O)=[O:40])=[N:37][CH:38]=1>>[NH2:7][C:8]1[S:9][CH2:10][C@@H:11]2[C@@H:16]([C:17]([F:20])([F:19])[F:18])[O:15][CH2:14][C@:12]2([C:21]2[CH:26]=[C:25]([NH:27][C:39]([C:36]3[CH:35]=[N:34][C:33]([O:32][CH3:31])=[CH:38][N:37]=3)=[O:40])[CH:24]=[C:23]([F:28])[C:22]=2[F:29])[N:13]=1

Participants

3

Reactant 2

HCID 457898115-Methoxy-2-pyrazinecarboxylic acidHCID 68171526tert-butyl [(4aS,5S,7aS)-7a-(5-amino-2,3-difluorophenyl)-5-trifluoromethyl-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl]carbamate

Product 1

HCID 57523870N-(3-((4aS,5S,7aS)-2-amino-5-(trifluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-7a-yl)-4,5-difluorophenyl)-5-methoxypyrazine-2-carboxamide

Procedure

Synthesized from tert-butyl[(4aS,5S,7aS)-7a-(5-amino-2,3-difluorophenyl)-5-trifluoromethyl-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl]carbamate and 5-methoxypyrazine-2-carboxylic acid according to the general procedure. 1H NMR (400 MHz, CDCl3+MeOD) δ ppm 2.83 (dd, J=13.9, 3.8 Hz, 1 H), 3.14 (dd, J=13.9, 3.0 Hz, 1 H), 3.29-3.39 (m, 1 H), 3.87 (d, J=8.3 Hz, 1 H), 4.04 (s, 3 H), 4.60 (d, J=8.3 Hz, 1H), 4.67 (quin, J=6.3 Hz, 1 H), 7.11-7.21 (m, 1 H), 8.03 (ddd, J=11.6, 6.9, 2.7 Hz, 1H), 8.15 (d, J=1.3 Hz, 1 H), 8.96 (d, J=1.3 Hz, 1 H)

Sources & evidence

ORD record
ord-4268f66ca8a94146b03dfae85b6dfea8
Source dataset
uspto-grants-2015_01
Patent number
US08940734B2

Reaction notes

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