triethyl borane; oxygen; tri-n-butyl-tin hydride in benzene Ambient temperatureradical deoxigenation with various dinitration conditions; Product distribution;

2-(tert-butyl)-1,1,3,3-tetramethylguanidine; trifluoroacetic acid in chloroform-d1 T=80°C; 24 h; effect of acid added, temperature, reaction time on olefin formation; Product distributionMechanism;

2-(tert-butyl)-1,1,3,3-tetramethylguanidine; trifluoroacetic acid in chloroform-d1 T=80°C; 24 h; effect of acid added, temperature, reaction time on olefin formation; Product distributionMechanism;

triethyl borane; oxygen; tri-n-butyl-tin hydride in benzene Ambient temperatureradical deoxigenation with various dinitration conditions; Product distribution;