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2-Cyano-5-fluorobenzotrifluoride(CAS# 194853-86-6)

Āhuatanga matū:

Tātai rāpoi C8H3F4N
Molar Mass 189.11
Kiato 1,35 g/cm3
Te Whakarewa 43-45°C
Piro Pouri 53°C 15mm
Tohu Kohiko 194-196°C
Wairewa wai Karekau ki te wai. Ko te wairewa i roto i te mewaro he tata marama.
Wairewa Chloroform (He iti noa), Methanol (He iti)
Kohu Kohu 0.269mmHg i te 25°C
Te ahua He kiripiri ma, he ma-ma ranei
Te taumahatanga motuhake 1.350
Tae Ma ki Off-White Iti-Rewa
Tikanga Rokiroki I hiri ki te maroke, Te Pawera o te rūma
Taurangi Refactive 1.443
MDL MCD00061283

Taipitopito Hua

Tohu Hua

Morearea me te Haumaru

Waehere Morearea R20/21/22 – He kino ma te horomia, ka pa ki te kiri me te horomia.
R36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri.
R22 – He kino ki te horomia
Whakaahuatanga Haumaru S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
S36/37/39 – Mau kakahu whakamarumaru tika, karapu me te whakamarumaru kanohi/kanohi.
S45 – Ki te puta he aitua, ki te kore ranei koe e pai, rapu wawe i nga tohutohu hauora (whakaatuhia te tapanga ina taea.)
S36 – Mau kakahu whakamarumaru tika.
S36/37 – Mau kakahu whakamarumaru me nga karapu tika.
S23 – Kaua e hau kohu.
S9 – Puritia te ipu ki te waahi whai hau pai.
UN ID 3276
Waehere HS 29269090
Tuhipoka morearea paitini
Te akomanga morearea 6.1
Roopu Tarapi III

 

 

2-Cyano-5-fluorobenzotrifluoride(CAS# 194853-86-6) Kupu Whakataki

4-fluoro-2-(trifluoromethyl) benzontril, tātai matū C8H4F4N, he pūhui waro. Ko nga korero e whai ake nei mo tona ahuatanga, te whakamahinga, te whakarite me nga korero haumaru:Nature:
Ko te 4-fluoro-2-(trifluoromethyl)benzonitrile he karaihe taekore, he totoka ranei me te kakara kakara kaha. He pai te pumau me te waiariki i te pāmahana o te rūma, he koretake ki te wai, engari ka whakarewahia i roto i te maha o nga whakarewa pararopi.

Whakamahia:
Ko te 4-fluoro-2-(trifluoromethyl)benzonitril he takawaenga waro nui e whai waahi nui ana ki te whakahiato o nga raau taero, pesticides me nga matū motuhake. Ka taea te whakamahi i roto i te whakahiato o nga raau taero, fungicides, antioxidants me etahi atu pūhui, engari ka taea hoki te whakamahi hei tae me te whakangawari rauemi mata.

Tikanga:
Ko te tikanga noa mo te whakarite i te 4-fluoro-2-(trifluoromethyl)benzonitrile ka tutuki ma te tauhohenga fluorination me te tauhohenga cyanation. Ko tetahi tikanga ko te tauhohe i te 2,4-difluoro-1-chlorobenzene me te trifluoronitril hei hoatu i te hua.

Mōhiohio Haumaru:
Kia mau i nga karapu whakamarumaru matū, he mohiti me nga kakahu whakamarumaru ina whakahaere i te 4-fluoro-2-(trifluoromethyl)benzonitril. A ape i te pa ki te kiri me te ngongo o te kohu. Mena ka pa mai, ka horoi tonu me te nui o te wai ka rapu awhina hauora. I te wa e rongoa ana, me waiho ki tetahi waahi maroke, hauhautanga, hau, kia matara atu i te ahi me te waikura. Whaia nga tikanga me nga aratohu haumaru e tika ana.


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