Table 1.

2D-heteronuclear multiple quantum coherence (HMQC) correlation of ¹³C nuclear magnetic resonance (NMR) and ¹H-NMR signals for pyrogallol derivative.

Carbon	Chemical Shift (ppm)		1H-NMR Signal
	13C-NMR	1H-NMR
a	14.271	0.873	t, 3H
b	22.766	1.225–1.307	m, 2H
c	25.809		m, 2H
d	29.303		m, 2H
l	31.712		m, 2H
m	29.773		m, 2H
n	29.533		m, 2H
o	27.373		m, 2H
p	25.127		m, 2H
e	27.373	2.025	q, 2H
k	27.373		q, 2H
q	34.303	2.290	t, 2H
f	128.092	5.288–5.383	m, 1H
g	128.227		m, 1H
h	130.242		m, 1H
i	130.415		m, 1H
r	174.656	No proton	-
s	51.696	3.653	s, 3H
u	108.175	6.435	d, 1H
w			d, 1H
y	144.362	No proton	-
v	120.308	6.634	t, 1H
j	58.742	3.682–3.724	q, 1H
x	Not detected	Not detected	s, OH
t			s, OH