Trifluoroacetic acid → HCID 86689485, compound

HRID 1853749Notes

Reaction equation

[Cl:1][C:2]1[C:11]2[NH:10][C:9](=[O:12])[C:8]3[S:13][CH:14]=[CH:15][C:7]=3[C:6]=2[C:5]([C:16]2[CH:21]=[CH:20][C:19]([C@@H:22]([CH3:32])[CH2:23][NH:24]C(=O)OC(C)(C)C)=[CH:18][CH:17]=2)=[C:4]([O:33][CH3:34])[CH:3]=1.C(O)(C(F)(F)F)=O>>[ClH:1].[NH2:24][CH2:23][C@@H:22]([C:19]1[CH:18]=[CH:17][C:16]([C:5]2[C:6]3[C:7]4[CH:15]=[CH:14][S:13][C:8]=4[C:9](=[O:12])[NH:10][C:11]=3[C:2]([Cl:1])=[CH:3][C:4]=2[O:33][CH3:34])=[CH:21][CH:20]=1)[CH3:32]

Participants

Reactant 2

HCID 6422Trifluoroacetic acid

HCID 67450902HCID 67450902, compound

Product 1

HCID 86689485HCID 86689485, compoundYield 107.2%

Procedure

Following General Procedure C, (R)-tert-butyl 2-(4-(6-chloro-8-methoxy-4-oxo-4,5-dihydrothieno[2,3-c]quinolin-9-yl)phenyl)propylcarbamate (60 mg, 0.12 mmol) was reacted with TFA (4 mL) to afford the desired product (28 mg, 52%) as a yellow solid: 1H NMR (500 MHz, CD3OD) δ 7.61 (d, J=5.4 Hz, 1H), 7.54-7.50 (m, 2H), 7.48 (dd, J=7.8, 1.7 Hz, 1H), 7.32-7.25 (m, 2H), 5.97 (d, J=5.4 Hz, 1H), 3.76 (s, 1H), 3.29-3.17 (m, 3H), 1.48 (d, J=6.5 Hz, 2H); ESI MS m/z 399 [C21H19ClN2O2S+H]+; HPLC >99% (AUC), tR=9.65 min.

Sources & evidence

ORD record: ord-5059234433bc418cb83a118f3cb41140
Source dataset: uspto-grants-2015_02
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08962648B2

Reaction notes

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