中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 4-(4-methoxyphenyl)-5-(methylthio)-1,3-diphenyl-1H-pyrazole | 1296269-73-2 | C23H20N2OS | 372.491 |
1,3-二苯基-5-甲基硫代-1H-吡唑 | 1,3-diphenyl-5-(methylthio)-1H-pyrazole | 66040-87-7 | C16H14N2S | 266.367 |
—— | 4-iodo-5-(methylthio)-1,3-diphenyl-1H-pyrazole | 1296269-70-9 | C16H13IN2S | 392.263 |
A highly efficient potassium carbonate-mediated [3 + 2] cycloaddition reaction of hydrazonoyl chlorides with cinnamic aldehydes to furnish multi-substituted pyrazoles under nontoxic and mild conditions has been developed.