Ethyl 3-(3,4-dihydroxy-benzamido)benzoate (3): Material 3 was synthesized according to the standard process using dos2 (0
0six g, 0.13 mmol) and was obtained as a white solid (0.03 g, 0.11 mmol, 81 %). 1 H NMR (500 MHz, [D6]DMSO): ?= (s, 1H), 9.63 (br s, 1H), 9.27 (br s, 1H), 8.42 (s, 1H), 8.04 (d, J=8.0 Hz, 1H), 7.65 (d, J=7.7 Hz, 1H), 7.46 (t, J=7.9 Hz, 1H), 7.41 (s, 1H), 7.38 (dd, J=8.2, 1.9 Hz, 1H), 6.83 (d, J=8.2 Hz, 1H), 4.32 (q, J=7.1 Hz, 2H), 1.33 (t, J=7.1 Hz, 3H); 13 C NMR (126 MHz, [D6]DMSO): ?=, , , , , , , , , , , , , , , ; HRMS (ESI + ) [M+H] + CsixteenH165 calculated Da, found: m/z.
Ethyl 3-(3,5-dihydroxy-benzamido)benzoate (6): Compound 6 was synthesized according to the general procedure using 23 (0.09 g, 0.18 mmol) and was obtained as a grey solid (0.05 g, 0.15 mmol, 86 %). 1 H NMR (500 MHz, [D6]DMSO): ?= (s, 1H), 9.57 (s, 2H), 8.44 (t, J=1.9 Hz, 1H), 8.04 (ddd, J=8.2, 2.2, 1.0 Hz, 1H), 7.67 (dt, J=7.7, 1.3 Hz, 1H), 7.47 (t, J=8.0 Hz, 1H), 6.80 (d, J=2.2 Hz, 2H), 6.43 (t, J=2.2 Hz, 1H), 4.33 (q, J=7.1 Hz, 2H), 1.33 (t, J=7.1 Hz, 3H). 13 C NMR (126 MHz, [D6]DMSO): ?=, , , , , , , , , , , , , ; Anal. (more…)
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Unfortunately, I never asked his term otherwise got their picture, however, believe me he was an extremely Breathtaking man inside and you can out! He was my personal protector angel! Prior to he kept, I told him exactly why I found myself to your Goose Island and i most wanted to acquire some birds so you can photograph. The guy asked, “Do you see the giving stations? I started initially to push but try a while concerned (to put it mildly) when i watched the courses was indeed in addition to snow-covered…. I watched many bird hobby on left front of one’s street, and so i pulled over and you may deterred the automobile. (more…)
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