isibhengezo_sekhasi

umkhiqizo

2-Chlorotoluene (CAS# 95-49-8)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H7Cl
I-Molar Mass 126.58
Ukuminyana 1.083 g/mL ku-25 °C (lit.)
I-Melting Point -36 °C (ukukhanya)
I-Boling Point 157-159 °C (okhanyisiwe)
I-Flash Point 117°F
Ukuncibilika kwamanzi encibilikayo kancane
Ukuncibilika I-H2O: incibilika kancane0.047g/L ku-20°C
I-Vapor Presure 10 mm Hg (43 °C)
I-Vapor Density 4.38 (vs air)
Ukubukeka Uketshezi
Umbala Kucace
Umkhawulo Wokuchayeka ACGIH: TWA 50 ppmNIOSH: TWA 50 ppm(250 mg/m3); I-STEL 75 ppm(375 mg/m3)
I-Merck 14,2171
I-BRN 1904175
Isimo Sesitoreji 0-6°C
Umkhawulo Oqhumayo 1.0-12.6%(V)
I-Refractive Index n20/D 1.525(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Umlingiswa: uketshezi olungenambala.
indawo encibilikayo -35.45 ℃
iphoyinti abilayo 158.5 ℃
ukuminyana kwesihlobo 1.0826
inkomba ye-refractive 1.5268
iphoyinti elikhanyayo 52.2 ℃
ukuncibilika kancane emanzini, kuncibilika otshwaleni, ether, benzene ne-chloroform.
Sebenzisa Ukuze kwenziwe imithi, imikhiqizo yezibulala-zinambuzane

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R20 – Kuyingozi ngokuhogela umoya
R51/53 – Ukuba nobuthi ezintweni eziphila emanzini, kungabangela imiphumela emibi yesikhathi eside endaweni yasemanzini.
R39/23/24/25 -
R23/24/25 – Kunobuthi ngokuhogela, ukuthintana nesikhumba futhi uma ugwinywe.
I-R11 – Ivutha Kakhulu
Incazelo Yokuphepha I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
I-S61 - Gwema ukudedelwa endaweni. Bheka imiyalelo ekhethekile / amaphepha edatha okuphepha.
S45 – Uma kwenzeka ingozi noma uzizwa ungaphilile, funa iseluleko sezokwelapha ngokushesha (bonisa ilebula noma nini lapho kunokwenzeka.)
I-S36/37 – Gqoka izingubo zokuzivikela ezifanele namagilavu.
S16 – Zigcine kude nemithombo yokuthungela.
I-S7 – Gcina isitsha sivalwe ngokuqinile.
Ama-ID e-UN UN 2238 3/PG 3
I-WGK Germany 2
I-RTECS XS9000000
I-TSCA Yebo
Ikhodi ye-HS 29036990
Inothi Lengozi Iyacasula/Ivutha
I-Hazard Class 3
Iqembu Lokupakisha III

 

Isingeniso

I-O-chlorotoluene iyinhlanganisela yezinto eziphilayo. Iwuketshezi olungenambala olunephunga elikhethekile futhi luncibilika kuzincibilikisi eziningi eziphilayo.

 

Ukusetshenziswa okuyinhloko kwe-o-chlorotoluene kunjenge-solvent kanye nokusabela okuphakathi. Ingasetshenziswa ekuphenduleni kwe-alkylation, chlorination kanye ne-halogenation ku-organic synthesis. I-O-chlorotoluene iphinde isetshenziswe ekukhiqizeni oyinki bokuphrinta, izingulube, amapulasitiki, irabha, nodayi.

 

Kunezindlela ezintathu eziyinhloko zokulungiselela i-o-chlorotoluene:

1. I-O-chlorotoluene ingalungiswa ngokusabela kwe-chlorosulfonic acid ne-toluene.

2. Ingatholakala futhi ngokusabela kwe-chloroformic acid ne-toluene.

3. Ngaphezu kwalokho, i-o-chlorotoluene nayo ingatholakala ngokusabela kwe-o-dichlorobenzene ne-methanol phambi kwe-ammonia.

 

1. I-O-chlorotoluene iyacasula futhi inobuthi, ukuthintana kwesikhumba nokuhogela kufanele kugwenywe. Amagilavu ​​okuzivikela, izibuko kanye nemishini yokuvikela ukuphefumula kufanele kugqokwe ngesikhathi sokusebenza.

2. Gwema ukuthintana nama-oxidants aqinile nama-asidi aqinile ukuze ugweme ukusabela okuyingozi.

3. Kufanele igcinwe endaweni enomoya omuhle futhi kude namalangabi avulekile namazinga okushisa aphezulu.

4. Imfucuza kufanele ilahlwe ngokuhambisana nemithetho yendawo futhi akufanele ilahlwe endaweni yemvelo.

 


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