2-[(5-hydroxy-1-phenyl-3-methylpyrazol-4-yl)(5-oxo-1,5-dihydro-4-phenyl-2-methylpyrazol-4-ylidene)methyl]benzoic acid 、
二叔丁基二氯化锡 在
N(CH
2CH
3)3 作用下,
以
乙腈 为溶剂,
以96%的产率得到bis(2-[(5-oxy-1-phenyl-3-methylpyrazol-4-yl)(5-oxo-1,5-dihydro-4-phenyl-2-methylpyrazol-4-ylidene)methyl]benzoate di-tert-butyltin(IV))