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Benzotrifluoride (CAS# 98-08-8)

Hantida Kiimikada:

Qaanuunka molecular C7H5F3
Molar Mass 146.11
Cufnaanta 1.19g/mLat 20°C(iftiin)
Meesha dhalaalaysa -29°C ( shid)
Boling Point 102°C( shid)
Barta Fiishka 54°F
Biyuhu milmayn <0.1 g/100 ml at 21ºC
Solubility 0.45g/l Hydrolysis
Uumiga Uumiga 53 hp (25 ° C)
Cufnaanta uumiga 5.04
Muuqashada Dareere
Cufis-jiidad gaar ah 1.199
Midabka Cad midab lahayn
ur ur udgoon
Xadka Muujinta ACGIH: TWA 2.5 mg/m3NIOSH: IDLH 250 mg/m3
Merck 14,1110
BRN 1906908
Xaalada Kaydinta Ku kaydi meel ka hooseysa +30°C.
Xasilooni Deggan Aad u guban kara Aan ku habboonayn wakiilada oksaydhiyeyaasha xooggan, saldhigyada xooggan, wakiilada yaraynta xooggan.
Xadka Qaraxyada 1.4-9.3% (V)
Tusmada Dib-u-celinta n20/D 1.414 (lit.)

Faahfaahinta Alaabta

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Khatarta iyo Badbaadada

Xeerarka Khatarta R45 – Waxa uu keeni karaa kansar
R46 - Waxa laga yaabaa inay keento dhaawac hidde ah oo la iska dhaxlo
R11 - Aad u guban kara
R36/38 - Waxay ka xanaajisaa indhaha iyo maqaarka.
R48/23/24/25 -
R65 – Waxyeelo leh: Waxay sababi kartaa dhaawac sambabada haddii la liqo
R51/53 - Sun ku leh noolaha biyaha, waxay u keeni kartaa saameyn xun muddo dheer deegaanka biyaha.
R39/23/24/25 -
R23/24/25 - Sunta neefsashada, taabashada maqaarka iyo haddii la liqo.
R48/20/22 -
R40 - Caddayn xaddidan ee saamaynta kansarka
R38 - Cuncun maqaarka
R22 - Waxyeelo leh haddii la liqo
Sharaxaada Badbaadada S53 - Iska ilaali soo-gaadhista - hel tilmaamo gaar ah kahor isticmaalka.
S26 - Haddii ay dhacdo in indhaha la taabto, isla markiiba ku raaci biyo badan oo raadso talo caafimaad.
S36/37 - Xidho dhar difaac ku haboon iyo galoofyada.
S45 - Haddii ay dhacdo shil ama haddii aad dareento xanuun, raadso talo caafimaad isla markiiba (tus calaamadda mar kasta oo ay suurtagal tahay.)
S62 - Haddii la liqo, ha keenin matag; isla markiiba raadso talo caafimaad oo tus weelkan ama calaamaddan.
S61 - Iska ilaali in lagu sii daayo deegaanka. Tixraac tilmaamaha gaarka ah / xaashiyaha xogta badbaadada.
S23 - Ha neefsan uumiga.
S16 - Ka fogow ilaha dabka.
Aqoonsiga UN-ka UN 2338 3/PG 2
WGK Germany 3
RTECS XT9450000
TSCA Haa
Koodhka HS 29049090
Xusuusin Khatarta Dab guban karo/Dabakhsan karo
Heerka khatarta 3
Kooxda Baakadaha II
Sunta LD50 afka ah ee Bakaylaha: 15000 mg/kg LD50 dermal Rat> 2000 mg/kg

 

 

Xog

diyaarinta toluene trifluoride waa dhexdhexaad dabiici ah, kaas oo laga heli karo toluene sida walxo ceeriin by chlorination ka dibna fluorine.
Talaabada kowaad, koloriin, toluene iyo kicin ayaa lagu qasi jiray falcelinta koloriinta; Heerkulka falcelinta koloriin-ku wuxuu ahaa 60 ℃ cadaadiska falcelintuna wuxuu ahaa 2Mpa;
Talaabada labaad, hydrogen fluoride iyo kicinta ayaa lagu daray isku dhafka nitrated ee tallaabada ugu horreysa ee falcelinta fluorine; Heerkulka falcelinta fluorine wuxuu ahaa 60 ℃ cadaadiska falcelintuna wuxuu ahaa 2MPa;
Talaabada saddexaad, isku dhafka ka dib falcelinta fluorine-ka labaad ayaa lagu sameeyay daaweynta dib u habeynta si loo helo trifluorotoluene.
adeegsada loo isticmaalo: samaynta dawooyinka, midabaynta, oo loo isticmaalo sida wakiilka daawoyinka, sunta cayayaanka, iwm.
trifluoromethylbenzene waa dhexdhexaad muhiim ah oo ku jira kiimikada fluorine, taas oo loo isticmaali karo in lagu diyaariyo herbicides sida fluuron, fluralone, iyo pyrifluramine. Sidoo kale waa dhexdhexaadiye muhiim u ah daawada.
dhexdhexaadinta daawada iyo dheeha, dareeraha. Oo loo isticmaalo sidii wakiil dawo ah iyo soo saarista saliid daaha.
dhex dhexaad u ah isku dhafka dabiiciga ah iyo midabaynta, daawooyinka, wakiilada daaweynta, dardar-geliyayaasha, iyo soo saarista saliidaha dahaarka. Waxaa loo isticmaali karaa go'aaminta qiimaha calorific ee shidaalka, diyaarinta wakiilka dab-demiska budada ah, iyo wax lagu daro caag ah oo sawir leh.
habka wax soo saarka 1. Ka soo jeeda is dhexgalka ω,ω,ω-trichlorotoluene oo leh foloraydh hydrogen ah oo anhydrous ah. Saamiga molarka ee ω,ω,ω-trichlorotoluene iyo anhydrous hydrogen fluoride waa 1:3.88, falcelinta waxaa lagu sameeyaa heerkul ah 80-104 ° C. Cadaadiska 1.67-1.77MPA 2-3 saacadood. Wax-soo-saarku wuxuu ahaa 72.1%. Sababtoo ah fluoride anhydrous-ka ah waa mid raqiis ah oo sahlan in la helo, qalabku waa sahlan yahay in la xalliyo, ma jiro bir gaar ah, qiimo jaban, oo ku habboon warshadaynta. Ka soo jeeda isdhexgalka ω,ω,ω-toluene trifluoride leh antimony trifluoride. The ω ω ω trifluorotoluene iyo antimony trifluoride waa la kululeeyaa oo lagu nadiifiyaa dheriga falcelinta, iyo distillate waa trifluoromethylbenzene cayriin. Isku darka waxaa lagu dhaqay 5% hydrochloric acid, oo ay ku xigto 5% sodium hydroxide xal, oo kuleyl si aad u ururiso jajabka 80-105 °c. Dareeraha lakabka sare waa la kala soocay, iyo dareeraha lakabka hoose waxaa lagu qallajiyey calcium chloride anhydrous waxaana la sifeeyay si loo helo trifluoromethylbenzene. Wax-soo-saarku wuxuu ahaa 75%. Habkani wuxuu cunaa antimonide, qiimuhu wuu sarreeyaa, guud ahaan kaliya xaaladaha shaybaarka iyadoo la adeegsanayo ka sii habboon.
Habka diyaarinta waa in loo isticmaalo toluene sida alaabta ceeriin, marka hore isticmaal gaaska chlorine joogitaanka chlorination dhinaca kiciya si aad u hesho α, α, α-trichlorotoluene, ka dibna falcelin la hydrogen fluoride si aad u hesho alaabta.

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