5-Diethylaminomethyl-4-methyl-thiophene-2-carboxylic acid → HCID 136377329, compound

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The title compound (20 mg) is prepared starting from 5-diethylaminomethyl-4-methyl-thiophene-2-carboxylic acid (30 mg, 130 μmol) and 4,N-dihydroxy-3-propyl-5-methyl-benzamidine (24 mg, 117 μmol) according to Method A; LC-MS: tR=0.64 min; [M+1]+=400.22; 1H NMR (D6-DMSO): δ0.94 (t, J=7.3 Hz, 3H), 1.03 (t, J=7.0 Hz, 6H), 1.53-1.64 (m, 2H), 2.22 (s, 3H), 2.26 (s, 2H), 2.57 (q, J=7.0 Hz, 4H), 2.61-2.66 (m, 2H), 3.73 (s, 2H), 7.59-7.62 (m, 1H), 7.62-7.65 (m, 1H), 7.78 (s, 1H), 8.88 (s br, 1H).

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