ORGANIC SPECTROSCOPY INTERNATIONAL: (±)-Methyl 2-[hydroxy(2-nitrophenyl)methyl]prop-2-enoate

¹H NMR (500 MHz, CDCl₃):
δ 7.94 (dd, J 1.2/8.2 Hz, 1H),
7.78 (d, 1H, J 7.9 Hz),
7.61-7.67 (m, 1H),
7.41-7.48 (m, 1H),
6.36 (s, 1H),
6.20 (s, 1H),
5.72 (s, 1H),
3.73 (s, 3H),
3.08 (s, 1H, OH);

¹³C NMR (125 MHz, CDCl₃):
δ 166.3,
148.2,
140.7,
136.0,
133.4,
128.8,
128.6,
126.4,
124.5,
67.6,
52.1;

(±)-Methyl 2-[hydroxy(2-nitrophenyl)methyl]prop-2-enoate (3): 92% yield, pale yellow oil; IR (film) ν_max/cm^-1: 3469, 1716, 1630, 1528, 1352;

¹H NMR (500 MHz, CDCl₃): δ 7.94 (dd, J 1.2/8.2 Hz, 1H), 7.78 (d, 1H, J 7.9 Hz), 7.61-7.67 (m, 1H), 7.41-7.48 (m, 1H), 6.36 (s, 1H), 6.20 (s, 1H), 5.72 (s, 1H), 3.73 (s, 3H), 3.08 (s, 1H, OH);

¹³C NMR (125 MHz, CDCl₃): δ 166.3, 148.2, 140.7, 136.0, 133.4, 128.8, 128.6, 126.4, 124.5, 67.6, 52.1;

HRMS (ESI TOF)

Calcd. for C₁₁H₁₁NO₅[M + Na⁺]: 260.0529. Found: 260.0530.