Hydrochloric Acid → (R)-9-(4-(1-Aminopropan-2-yl)-3-fluorophenyl)-8-methoxy-6-methylthieno[2,3-c]quinolin-4(5H)-one Hydrochloride

HRID 1853696Notes

Reaction equation

HRID 1853696 reaction equation
[F:1][C:2]1[CH:7]=[C:6]([C:8]2[C:9]3[C:10]4[CH:24]=[CH:23][S:22][C:11]=4[C:12](=[O:21])[NH:13][C:14]=3[C:15]([CH3:20])=[CH:16][C:17]=2[O:18][CH3:19])[CH:5]=[CH:4][C:3]=1[C@@H:25]([CH3:35])[CH2:26][NH:27]C(=O)OC(C)(C)C.[ClH:36]>CCOCC>[ClH:36].[NH2:27][CH2:26][C@@H:25]([C:3]1[CH:4]=[CH:5][C:6]([C:8]2[C:9]3[C:10]4[CH:24]=[CH:23][S:22][C:11]=4[C:12](=[O:21])[NH:13][C:14]=3[C:15]([CH3:20])=[CH:16][C:17]=2[O:18][CH3:19])=[CH:7][C:2]=1[F:1])[CH3:35]

Participants

4

Reactant 2

HCID 313Hydrochloric AcidHCID 67448685HCID 67448685, compound

Product 1

HCID 86689462(R)-9-(4-(1-Aminopropan-2-yl)-3-fluorophenyl)-8-methoxy-6-methylthieno[2,3-c]quinolin-4(5H)-one HydrochlorideYield 81%

Reagents, catalysts & solvents 1

HCID 3283Diethyl EtherSolvent

Procedure

Following General Procedure D1, (R)-tert-butyl 2-(2-fluoro-4-(8-methoxy-6-methyl-4-oxo-4,5-dihydrothieno[2,3-c]quinolin-9-yl)phenyl)propylcarbamate (150 mg, 0.30 mmol) was reacted with HCl in ether (15 mL) to afford the desired product (105 mg, 81%) as an off-white solid: 1H NMR (500 MHz, MeOD) δ 7.63 (dd, J=5.4, 2.4 Hz, 1H), 7.52 (dt, J=24.8, 7.8 Hz, 1H), 7.30 (s, 1H), 7.09 (m, 2H), 6.11 (dd, J=26.4, 5.4 Hz, 1H), 3.76 (s, 3H), 3.63-3.43 (m, 1H), 3.42-3.16 (m, 2H), 2.64 (s, 3H), 1.51 (d, J=7.0 Hz, 3H). ESI MS m/z 397 [C22H21FN2O2S+H]+; HPLC >99% (AUC), tR=11.57 min.

Sources & evidence

ORD record
ord-13679ccf70cc46819910c7759f80276c
Source dataset
uspto-grants-2015_02
Patent number
US08962648B2

Reaction notes

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