Answers are grounded in this paper and cite their sources.
Triphenyl phosphite reacts smoothly with dialkyl acetylenedicarboxylates and hexachloroacetone to produce alkyl 2‐(dichloromethylene)‐2,5‐dihydro‐5‐oxo‐4‐(trichloromethyl)furan‐3‐carboxylates in good yields.
No takes yet. Share an insight, caveat, or question.
Yavari et al. (2008) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: