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process for producing 2,4-dichlorobenzotrifluoride
verfahren zur herstellung von 2,4-dichlorobenzofluorid
Ultimo aggiornamento 2014-11-28
Frequenza di utilizzo: 2
Qualità:
a method according to claim 1 wherein said compound is 3,4-dichlorobenzotrifluoride.
verfahren nach anspruch 1, wobei die verbindung 3,4-dichlorbenzotrifluorid ist.
Ultimo aggiornamento 2014-12-05
Frequenza di utilizzo: 2
Qualità:
process for the production of 4-amino-3,5-dichlorobenzotrifluoride with high purity commercial products being obtained in parallel
verfahren zur parallelherstellung von 4-amino-3,5-dichloro-benzotrifluorid und hochreinen kommerziellen produkten
Ultimo aggiornamento 2014-11-28
Frequenza di utilizzo: 2
Qualità:
a method according to claim 1 wherein said compound is a mixture of about 20 to about 30 wt% chloroform and about 70 to about 80 wt% 3,4-dichlorobenzotrifluoride.
verfahren nach anspruch 1, wobei die verbindung ein gemisch aus etwa 20 bis etwa 30 gew.-% chloroform und etwa 70 bis etwa 80 gew.-% 3,4-dichlorbenzotrifluorid ist.
Ultimo aggiornamento 2014-12-05
Frequenza di utilizzo: 2
Qualità:
after nitrogen had been blown through for 3 hours, 157 parts by weight of a reaction mixture of the following gas chromatographically ascertained composition were obtained: 0.8% by weight of dichlorobenzotrifluorides, 13.5% by weight of trichlorobenzotrifluorides, 74.1% by weight of 2,3,4,5-tetrachlorobenzotrifluoride and 8.0% by weight of pentachlorobenzotrifluoride.
nach 3-stündigem ausblasen mit stickstoff erhielt man 150 gew.-teile eines reaktionsgemisches folgender gaschromatografisch ermittelter zusammensetzung: 1,2 gew.-% dichlorbenzotrifluoride, 13,8 gew.-% trichlorbenzotrifluoride, 73,4 gew.-% 2,3,4,5-tetrachlorbenzotrifluorid und 7,1 gew.-% pentachlorbenzotrifluorid.
Ultimo aggiornamento 2014-12-03
Frequenza di utilizzo: 2
Qualità: