isibhengezo_sekhasi

umkhiqizo

1 3-Bis(trifluoromethyl)benzene (CAS# 402-31-3)

Isakhiwo Samakhemikhali:

I-Molecular Formula C8H4F6
I-Molar Mass 214.11
Ukuminyana 1.378g/mLat 25°C(lit.)
I-Melting Point -35°C
I-Boling Point 116-116.3°C(lit.)
I-Flash Point 26 °C
Ukuncibilika kwamanzi Ayincibiliki emanzini. Incibilika otshwaleni, ether, benzene.
I-Vapor Presure 0.183mmHg ku-25°C
Ukubukeka uketshezi olucacile
I-Gravity ethize 1.378
Umbala Ayinambala ukuya kokuphuzi ngokukhanyayo ukuya kokuwolintshi okhanyayo
I-BRN 2052589
Isimo Sesitoreji Ivalwe endaweni eyomile, engu-2-8°C
I-Refractive Index n20/D 1.379(lit.)
I-MDL I-MFCD00000392
Izakhiwo Zomzimba Nezamakhemikhali Uketshezi olukhanyayo olungenambala. I-Melting Point -34.7 °c, ukuminyana kwesihlobo ngu-1.394, iphoyinti elibilayo 115.8 °c, iphoyinti elikhanyayo 26.1 °c, inkomba ye-refractive 1.379.
Sebenzisa Isetshenziswa njengemithi, i-pesticide intermediate

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi U-R10 – Uyavutha
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
Ama-ID e-UN UN 1993 3/PG 3
I-WGK Germany 3
I-TSCA T
Ikhodi ye-HS 29039990
Inothi Lengozi Okuvutha umlilo
I-Hazard Class 3
Iqembu Lokupakisha III

 

Isingeniso

I-1,3-Bis(trifluoromethyl)benzene iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwale nhlanganisela:

 

Ikhwalithi:

- Ukubukeka: Uketshezi olungenambala noma oluqinile.

- Ukunyibilika: Kuncibilika kuzincibilikisi zemvelo, cishe ezingancibiliki emanzini.

- Ubuthi: Inobuthi obuthile.

 

Sebenzisa:

I-1,3-Bis(trifluoromethyl)benzene inezinhlelo zokusebenza ezibalulekile ku-organic synthesis:

- Njenge-reagent: isetshenziswa ekuphenduleni kwe-trifluoromethylation ekuphenduleni kwe-organic synthesis.

 

Indlela:

Kunezindlela ezimbili eziyinhloko zokulungiselela i-1,3-bis(trifluoromethyl)benzene:

- Ukusabela kwe-Fluorination: I-1,3-bis(trifluoromethyl)benzene itholakala ngokusabela kwe-benzene ne-trifluoromethane eyenziwa yi-chromium chloride (CrCl3).

- Ukusabela kwe-iodization: I-1,3-bis(trifluoromethyl)benzene ilungiswa ngokusabela nge-trifluoromethane phambi kwe-iodide yensimbi (FeI2) ngo-1,3-bis(iodomethyl)benzene.

 

Ulwazi Lokuphepha:

I-1,3-Bis(trifluoromethyl)benzene iyinhlanganisela yezinto eziphilayo, futhi lezi zinyathelo zokuphepha ezilandelayo kufanele zinakwe lapho uyisebenzisa:

- Ubuthi: Inhlanganisela inobuthi obuthile futhi kufanele igwenywe ukuthintana nesikhumba, ukuhogela, noma ukungeniswa.

- Ingozi yomlilo: I-1,3-bis(trifluoromethyl)benzene yinto evuthayo futhi kufanele igcinwe kude namalangabi avulekile kanye namazinga okushisa aphezulu, futhi igcinwe endaweni epholile, nengenamoya.

- Ukuzivikela komuntu siqu: Amagilavu ​​okuzivikela afanelekile, izibuko nezingubo zokuzivikela kufanele zigqokwe ngesikhathi sokusetshenziswa.

- Ukulahlwa kwemfucuza: Lapho kulahlwa imfucuza, kufanele kuthathwe izinyathelo ezifanele zokugaywa kabusha, ukwelashwa noma ukulahlwa okuphephile ukugwema ukungcoliswa kwemvelo.


  • Okwedlule:
  • Olandelayo:

  • Bhala umyalezo wakho lapha futhi usithumelele wona