isibhengezo_sekhasi

umkhiqizo

4 4 5 5 5-Pentafluoro-1-pentanethiol (CAS# 148757-88-4)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H7F5S
I-Molar Mass 194.17
Ukuminyana 1.273±0.06 g/cm3(Kubikezelwe)
I-Boling Point 113.2±40.0 °C(Kubikezelwe)
I-Flash Point 30.306°C
I-Vapor Presure 24.887mmHg ku-25°C
pKa 10.08±0.10(Okubikezelwe)
I-Refractive Index 1.363

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

I-Pentafluoropentanethiol iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela, nolwazi lokuphepha lwe-pentafluoropentanethiol:

imvelo:
1. Ukubukeka: Uketshezi olungenambala;
3. Ukuminyana: 1.45 amagremu ngemililitha ngayinye;
4. Ukuncibilika: kuncibilika kuzincibilikisi zemvelo njenge-ethanol ne-ether;
5. Ukuzinza: Izinzile, kodwa iyazwela kumoya-mpilo nokukhanya kwelanga.

Inhloso:
1. I-Pentafluoropentanethiol iyikhemikhali ebalulekile ephakathi esetshenziswa ekuphenduleni kwe-fluorination ku-organic synthesis;
2. Njenge-solvent yama-superconductors, izinto zebhethri, nama-electrolyte oketshezini olunezinga lokushisa eliphezulu;
3. Isetshenziselwa ukuhlanganiswa kwama-surfactants, ama-lubricant, ama-polymers, njll.

Indlela yokukhiqiza:
Ukulungiswa kwe-pentafluoropentanethiol ngokuvamile kusebenzisa izindlela ezilandelayo:
1. I-Pentafluorohexanethiol itholakala ngokuphendula i-pentafluorosulfoxide nge-propanethiol, ilandelwa ukusabela kwe-hydrogenation.
CF3SO3F + HS(CH2)3SH → (CF3S)2CH(CH2)3SH
(CF3S)2CH(CH2)3SH + H2 → CF3(CH2)4SH + H2S

Ulwazi lokuphepha:
1. I-Pentafluoropentanethiol inobuthi kakhulu, iyacasula, futhi iyagqwala, futhi kufanele igwenywe ukuthintana nesikhumba, amehlo, kanye nomgudu wokuphefumula;
2. Uma usebenzisa, kufanele kugqokwe amagilavu ​​okuzivikela, izibuko, kanye nezifihla-buso;
3. Gcina kude nemithombo yomlilo nomoya-mpilo ukuze ugweme ingozi yomlilo nokuqhuma;
4. Uma igcinwe, kufanele ivalwe futhi igcinwe kude nemithombo yokushisa, izinto ezivuthayo, nama-oxidants;
5. Lapho kulahlwa imfucuza, imithetho yendawo yendawo kufanele ilandelwe futhi akufanele ihlanganiswe nezinto ezine-asidi ukuze zilahlwe.


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