N-[(S)-2-Amino-2-(3-fluoro-4-trifluoromethyl-phenyl)-ethyl]-N-methyl-4-nitro-benzenesulfonamide hydrochloride → 4-[(S)-1-(3-Fluoro-4-trifluoromethyl-phenyl)-2-methylamino-ethylamino]-pyrido[3,2-d]pyrimidine-8-carboxylic acid amide

HRID 59984Notes

Reaction equation

HRID 59984 reaction equation
O[C:2]1[C:3]2[N:11]=[CH:10][CH:9]=[C:8]([C:12]([NH2:14])=[O:13])[C:4]=2[N:5]=[CH:6][N:7]=1.Cl.[NH2:16][C@@H:17]([C:33]1[CH:38]=[CH:37][C:36]([C:39]([F:42])([F:41])[F:40])=[C:35]([F:43])[CH:34]=1)[CH2:18][N:19]([CH3:32])S(C1C=CC([N+]([O-])=O)=CC=1)(=O)=O>>[F:43][C:35]1[CH:34]=[C:33]([C@H:17]([NH:16][C:2]2[C:3]3[N:11]=[CH:10][CH:9]=[C:8]([C:12]([NH2:14])=[O:13])[C:4]=3[N:5]=[CH:6][N:7]=2)[CH2:18][NH:19][CH3:32])[CH:38]=[CH:37][C:36]=1[C:39]([F:42])([F:41])[F:40]

Participants

3

Reactant 2

HCID 90190047N-[(S)-2-Amino-2-(3-fluoro-4-trifluoromethyl-phenyl)-ethyl]-N-methyl-4-nitro-benzenesulfonamide hydrochlorideHCID 1785136844-oxo-1H-pyrido[3,2-d]pyrimidine-8-carboxamide

Product 1

HCID 760730284-[(S)-1-(3-Fluoro-4-trifluoromethyl-phenyl)-2-methylamino-ethylamino]-pyrido[3,2-d]pyrimidine-8-carboxylic acid amide

Procedure

Compound 26 was prepared following general synthesis scheme 8 wherein 4-hydroxypyrido[3,2-d]pyrimidine-8-carboxamide (G) was reacted with N—[(S)-2-Amino-2-(3-fluoro-4-trifluoromethyl-phenyl)-ethyl]-N-methyl-4-nitro-benzenesulfonamide hydrochloride to give the title compound as a white solid. LC/MS [409 (M+H)]; 1H NMR (400 MHz, DMSO-d6) δ 9.92 (s, 1H), 9.20 (s, 1H), 9.01 (dd, J=4.7, 1.7 Hz, 1H), 8.54 (d, J=1.7 Hz, 1H), 8.45-8.34 (m, 1H), 8.25-8.10 (m, 1H), 7.72 (t, J=7.8 Hz, 1H), 7.61 (d, J=12.1 Hz, 1H), 7.49 (d, J=8.1 Hz, 1H), 5.53 (t, J=6.5 Hz, 1H), 3.21-3.08 (m, 1H), 3.05-2.88 (m, 1H), 2.30 (s, 3H), 2.01 (s, 1H).

Workup

  1. customCompound 26 was prepared

Sources & evidence

ORD record
ord-047320a881d94fa1b3e0dd93ea190dd6
Source dataset
uspto-grants-2016_09
Patent number
US09440968B2

Reaction notes

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