Download (8Mb) - Etheses - Saurashtra University

3.9 Spectral Characterization
1-Cyclododecyl-5-phenyl-1H-imidazol-2-amine (BS-042)
H 2N
N
N
Yield: 42 %. Mp: 228-230 ° C. 1 H NMR (300 MHz, CDCl3): δ = 7.38 (m, 5H), 6.59 (s,
1H), 4.16 (m, 1H), 3.98 (br, 2H), 1.88 (m, 5H), 1.22(m, 14H), 0.90 (m, 3H). 13 C NMR
(75.5 MHz, CDCl3): δ =148.4, 131.4, 131.2, 129.8 (× 2), 128.3 (×2), 127.5, 122.1,
50.0, 29.1(×2), 24.0 (×2), 23.9 (×2), 22.6 (×2), 21.9 (×2), 21.5. HRMS (EI):C21H31N3,
calcd 325.2518, found: 325.2511.
1-Cyclooctyl-5-phenyl-1H-imidazol-2-amine (BS-045)
H 2N
N
N
Yield: 53 %. Mp: 152-154 ° C. 1 H NMR (300 MHz, CDCl3): δ = 7.43-7.28 (m, 5H),
6.60 (s, 1H), 4.24 (m, 1H), 3.98 (br, 2H), 2.11 (m, 2H), 1.87 (m, 4H), 1.50 (m, 7H),
1.25 (m, 1H). 13 C NMR (75.5 MHz, CDCl3): δ =148.1, 131.2, 129.5, 129.0 (×2),
128.4 (×2), 127.3, 122.7, 54.5, 33.1(×2), 26.2, 25.8 (×2), 25.3 (×2). HRMS (EI):
C17H23N3, calcd 269.1892, found: 269.1893.
1-Cycloheptyl-5-phenyl-1H-imidazol-2-amine (BS-048)
H 2N
N
N
Yield: 54 %. Mp: 180-182 ° C. 1 H NMR (300 MHz, CDCl3): δ = 7.43-7.29 (m, 5H),
6.59 (s, 1H), 4.09 (m, 3H), 2.13 (m, 2H), 1.95 (m, 2H), 1.73 (m, 2H), 1.54 (m, 6H).
13 C NMR (75.5 MHz, CDCl3): δ =148.2, 131.1, 129.6, 128.9 (×2), 128.5 (×2), 127.3,