Table 4. Group III click products of azides 73–87 and acetylenes 25–27.
| |
Compound | Yield a (%) |
90, R1 = phenyl, R2 = 3-triazolyl, R3, R4 = ethyl | 76 |
91, R1 = phenyl, R2 = 4-triazolyl, R3, R4 = ethyl | 90 |
92, R1 = 4-fluorophenyl, R2 = 3-triazolyl, R3, R4 = ethyl | 48 |
93, R1 = 4-fluorophenyl, R2 = 4-triazolyl, R3, R4 = ethyl | 45 |
94, R1 = 4-chlorophenyl, R2 = 3-triazolyl, R3, R4 = ethyl | 52 |
95, R1 = 4-chlorophenyl, R2 = 4-triazolyl, R3, R4 = ethyl | 57 |
96, R1 = 4-methoxyphenyl, R2 = 3-triazolyl, R3, R4 = ethyl | 53 |
97, R1 = 4-methoxyphenyl, R2 = 4-triazolyl, R3, R4 = ethyl | 63 |
98, R1 = 2-furyl, R2 = 3-triazolyl, R3, R4 = ethyl | 52 |
99, R1 = 2-furyl, R2 = 4-triazolyl, R3, R4 = ethyl | 46 |
100, R1 = phenyl, R2 = 3-triazolyl, R3 = 2-fluorophenyl, R4 = H | 80 |
101, R1 = phenyl, R2 = 4-triazolyl, R3 = 2-fluorophenyl, R4 = H | 65 |
102, R1 = 4-fluorophenyl, R2 = 3-triazolyl, R3 = 2-fluorophenyl, R4 = H | 95 |
103, R1 = 4-fluorophenyl, R2 = 4-triazolyl, R3 = 2-fluorophenyl, R4 = H | 77 |
104, R1 = 4-chlorophenyl, R2 = 3-triazolyl, R3 = 2-fluorophenyl, R4 = H | 70 |
105, R1 = 4-chlorophenyl, R2 = 4-triazolyl, R3 = 2-fluorophenyl, R4 = H | 69 |
106, R1 = 4-methoxyphenyl, R2 = 3-triazolyl, R3 = 2-fluorophenyl, R4 = H | 66 |
107, R1 = 4-methoxyphenyl, R2 = 4-triazolyl, R3 = 2-fluorophenyl, R4 = H | 75 |
108, R1 = 2-furyl, R2 = 3-triazolyl, R3 = 2-fluorophenyl, R4 = H | 69 |
109, R1 = 2-furyl, R2 = 4-triazolyl, R3 = 2-fluorophenyl, R4 = H | 83 |
110, R1 = phenyl, R2 = 2-triazolyl, R3 = 4-fluorophenyl, R4 = H | 30 |
111, R1 = phenyl, R2 = 3-triazolyl, R3 = 4-fluorophenyl, R4 = H | 82 |
112, R1 = phenyl, R2 = 4-triazolyl, R3 = 4-fluorophenyl, R4 = H | 48 |
113, R1 = 4-fluorophenyl, R2 = 2-triazolyl, R3 = 4-fluorophenyl, R4 = H | 77 |
114, R1 = 4-fluorophenyl, R2 = 3-triazolyl, R3 = 4-fluorophenyl, R4 = H | 87 |
115, R1 = 4-fluorophenyl, R2 = 4-triazolyl, R3 = 4-fluorophenyl, R4 = H | 26 |
116, R1 = 4-chlorophenyl, R2 = 2-triazolyl, R3 = 4-fluorophenyl, R4 = H | 83 |
117, R1 = 4-chlorophenyl, R2 = 3-triazolyl, R3 = 4-fluorophenyl, R4 = H | 55 |
118, R1 = 4-chlorophenyl, R2 = 4-triazolyl, R3 = 4-fluorophenyl, R4 = H | 51 |
119, R1 = 4-methoxyphenyl, R2 = 2-triazolyl, R3 = 4-fluorophenyl, R4 = H | 43 |
120, R1 = 4-methoxyphenyl, R2 = 3-triazolyl, R3 = 4-fluorophenyl, R4 = H | 77 |
121, R1 = 4-methoxyphenyl, R2 = 4-triazolyl, R3 = 4-fluorophenyl, R4 = H | 67 |
122, R1 = 2-furyl, R2 = 2-triazolyl, R3 = 4-fluorophenyl, R4 = H | 49 |
123, R1 = 2-furyl, R2 = 3-triazolyl, R3 = 4-fluorophenyl, R4 = H | 69 |
124, R1 = 2-furyl, R2 = 4-triazolyl, R3 = 4-fluorophenyl, R4 = H | 68 |
aYields are for isolated purified compounds.