5-(Fluoromethyl)pyrazine-2-carboxylic 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-(fluoromethyl)-pyrazine-2-carboxamide

HRID 2195785Notes

Reaction equation

[NH2:1][C:2]1[CH:3]=[C:4]([F:30])[C:5]([F:29])=[C:6]([C@:8]23[CH2:16][O:15][C@H:14]([C:17]([F:20])([F:19])[F:18])[C@H:13]2[CH2:12][S:11][C:10]([NH:21]C(=O)OC(C)(C)C)=[N:9]3)[CH:7]=1.[F:31][CH2:32][C:33]1[N:34]=[CH:35][C:36]([C:39](O)=[O:40])=[N:37][CH:38]=1>>[NH2:21][C:10]1[S:11][CH2:12][C@@H:13]2[C@@H:14]([C:17]([F:19])([F:18])[F:20])[O:15][CH2:16][C@:8]2([C:6]2[CH:7]=[C:2]([NH:1][C:39]([C:36]3[CH:35]=[N:34][C:33]([CH2:32][F:31])=[CH:38][N:37]=3)=[O:40])[CH:3]=[C:4]([F:30])[C:5]=2[F:29])[N:9]=1

Participants

Reactant 2

HCID 668695845-(Fluoromethyl)pyrazine-2-carboxylic acid

HCID 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 57523872N-(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-(fluoromethyl)-pyrazine-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-(fluoromethyl)pyrazine-2-carboxylic acid according to the general procedure. 1H NMR (400 MHz, CDCl3) δ ppm 2.89 (dd, J=13.6, 3.8 Hz, 1 H), 3.19 (dd, J=13.6, 3.0 Hz, 1 H), 3.43 (dd, J=7.5, 3.4 Hz, 1 H), 3.86-3.99 (m, 1 H), 4.39-4.67 (m, 3 H), 4.74 (quin, J=7.1 Hz, 1 H), 5.76 (d, J=45.5 Hz, 2 H), 8.10 (ddd, J=11.4, 6.8, 2.8 Hz, 1 H), 8.77 (s, 1 H), 9.46 (s, 1H), 9.69 (s, 1 H)

Sources & evidence

ORD record: ord-0609d9c308f543dcbc9ac69f13a6cf5b
Source dataset: uspto-grants-2012_12
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08338407B2

Reaction notes

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