Hydrogen chloride-ethyl acetate → 6-Methyl-7-propyl-5,7,13-triazatetracyclo[9.3.1.02,10,04,8]pentadeca-2(10),3,5,8-tetraene hydrochloride

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Reaction Conditions

Reaction Steps

6-Methyl-7-propyl-5,7,13-triazatetracyclo[9.3.1.02,10.04,8]pentadeca-2(10),3,5,8-tetraene-13-carboxylic acid tert-butyl ester (90 mg, 0.253 mmol) was dissolved in 3N HCl EtOAc (5 mL) and warmed to 100° C. for ½ hour. The mixture was cooled, concentrated, stirred in EtOAc, and filtered to provide a white solid (25 mg, 34%). 1H NMR (400 MHz, DMSO-d6) δ 9.56 (s, NH), 7.91 (s, 1H), 7.83 (br m, NH), 7.74 (s, 1H), 4.38 (m, 2H), 3.48 (m, 2H), 3.32 (m, 2H), 3.10 (m, 2H), 2.87 (s, 3H), 2.28 (m, 1H), 2.15 (d, J=11.0 Hz, 1H), 1.85 (m, 2H), 0.97 (m, 3H). mp 147-150° C.

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