izindaba

I-Trifluoromethanesulfonic acid (TFMS, TFSA, HOTf noma TfOH) inokusetshenziswa okubanzi, ikakhulukazi ngenxa ye-asidi yayo enamandla, ukuqina kokushisa kanye nokuqina kwamakhemikhali. Lokhu okulandelayo ukusetshenziswa okuyinhloko kwe-trifluoromethanesulfonic acid:

‌1. Ukufakwa esikhundleni kwama-asidi angaphili endabuko:
Ezimweni eziningi, i-trifluoromethanesulfonic acid ingathatha indawo yama-asidi angavamile ajwayelekile njenge-sulfuric acid kanye ne-hydrochloric acid ukuze ithuthukise futhi ithuthukise izinqubo. I-asidi yayo enamandla kanye nokuqina kwayo kwenza isebenze kahle ezinhlobonhlobo zezindlela zamakhemikhali.

‌2. I-Catalyst:
I-Trifluoromethanesulfonic acid isetshenziswa njengesikhuthazi ekufundweni kokusabela kwe-esterification. I-asidi yayo enamandla ingasheshisa izinga lokusabela futhi yandise isivuno.
Emikhakheni yemithi kanye ne-organic synthetic chemistry, i-trifluoromethanesulfonic acid ingakhuthaza ukusabela okuhlukahlukene kwamakhemikhali okuyinkimbinkimbi njenge-catalyst.

‌3. Insimu yezemithi:
I-Trifluoromethanesulfonic acid isetshenziswa kabanzi emkhakheni wezokwelapha ukukhiqiza izinto zokusetshenziswa eziphakathi kwemithi ezifana ne-nucleosides, ama-antibiotic, ama-steroid, ama-glycosides namavithamini.
Ingasetshenziswa futhi njengesikhuthazo sokubamba iqhaza enqubweni yokwenziwa kwemithi ukuthuthukisa ukusebenza kahle kokwenziwa kanye nobumsulwa bemithi.

4. Amakhemikhali kanye neminye imikhakha:
Embonini yamakhemikhali, i-trifluoromethanesulfonic acid kanye nemikhiqizo yayo ehlobene nayo njenge-trifluoromethanesulfonic anhydride kanye ne-trimethylsilyl trifluoromethanesulfonate zinobungani nemvelo futhi zinemiphumela enamandla yokuvuselela. Zisetshenziswa kabanzi ezimbonini ezifana ne-silicone, amakhemikhali kaphethroli, irabha, ukunambitheka namaphunga, kanye nezibulala-zinambuzane.
Ngaphezu kwalokho, i-trifluoromethanesulfonic acid isetshenziswa futhi ekuhlanganiseni nasekucwaningeni kwezinto ezintsha zamandla, njenge-hydrofluoric acid fuel cells.
Ngamafuphi, i-trifluoromethanesulfonic acid inezinhlobo eziningi zezicelo emikhakheni eminingi ngenxa yezakhiwo zayo zamakhemikhali ezihlukile futhi yaziwa ngokuthi “ithuluzi lokwenziwa elijwayelekile”.
Okulandelayo umbono jikelele wezindawo zayo eziyinhloko zokusetshenziswa:
Insimu yezemithi:
I-Trifluoromethanesulfonic acid isetshenziswa kabanzi ekukhiqizweni kwezinto zokusetshenziswa eziphakathi kwemithi ezifana ne-nucleosides, ama-antibiotic, ama-steroid, ama-glycosides namavithamini.
Ingasetshenziswa futhi njengesikhuthazo sokubamba iqhaza enqubweni yokwenziwa kwemithi ukuthuthukisa ukusebenza kahle kokwenziwa kanye nobumsulwa bemithi.
Insimu yamakhemikhali:
I-Trifluoromethanesulfonic acid kanye nemikhiqizo yayo ehlobene, njenge-trifluoromethanesulfonic anhydride kanye ne-trimethylsilyl trifluoromethanesulfonate, inobungani nemvelo futhi inemiphumela enamandla yokuvuselela.
I-Trifluoromethanesulfonic acid nayo idlala indima ebalulekile ezimbonini ezifana ne-silicone, amakhemikhali kaphethroli, irabha, ama-flavour namaphunga, kanye nezibulala-zinambuzane.
Insimu ye-chemistry ye-elekthronikhi:
I-anhydride ye-Trifluoromethanesulfonic (eyenziwe nge-trifluoromethanesulfonic acid njengezinto eziyinhloko zokusetshenziswa) ingasetshenziswa ukukhiqiza ama-polymer aqhuba ngogesi.
Ezinye izindawo:
Emkhakheni wezibulala-zinambuzane, i-trifluoromethanesulfonic anhydride ingasetshenziswa ukukhiqiza izibulala-zinambuzane.
Emkhakheni wepulasitiki, i-trifluoromethanesulfonic anhydride ingasetshenziswa ekuguqulweni kwepulasitiki.
Ngenxa ye-asidi yayo enamandla kanye nokuqina, i-trifluoromethanesulfonic acid ingathatha indawo ye-asidi yendabuko ye-inorganic njenge-sulfuric acid kanye ne-hydrochloric acid ezikhathini eziningi, idlala indima ekwenzeni ngcono kanye nokuthuthukisa izinqubo.
Ngamafuphi, i-trifluoromethanesulfonic acid idlala indima ebalulekile ezimbonini eziningi ngenxa yezakhiwo zayo zamakhemikhali ezihlukile kanye nobubanzi bezicelo zayo.

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Izakhiwo Zamakhemikhali ze-Trifluoromethanesulfonic acid
Iphuzu lokuncibilika -40 °C
Iphuzu lokubila 162 °C (elikhanyayo)
ukuminyana 1.696 g/mL ku-25 °C (ngokukhanya)
ubuningi bomusi 5.2 (uma kuqhathaniswa nomoya)
umfutho womusi 8 mm Hg (25 °C)
inkomba yokubuyisa n20/D 1.327(lit.)
I-RTECS PB2771000
Akukho-Fp
izinga lokushisa lokugcina. Gcina ngaphansi kuka-+30°C.
ukuncibilika Okuxubile ku- H2O
i-pka -14(ku-25℃)
ifomu le-Fuming Liquid
Amandla Adonsela Phansi Aqondile 1.696
umbala onsundu kancane
I-PH <1 (H2O)
Ukuncibilika Kwamanzi OKUNXULUMEKILE
I-Hygroscopic Ezwelayo
I-Merck 14,9676
I-BRN 1812100
Ukuzinza: Kuzinzile. Akuhambelani nama-asidi, ama-alkali, nezinsimbi.
I-InChIKey ITMCEJHCFYSIIV-UHFFFAOYSA-N
I-LogP 0.3 ku-25℃

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Isikhathi sokuthunyelwe: Mashi-31-2025