isibhengezo_sekhasi

umkhiqizo

2-Bromo-5-nitrobenzotrifluoride (CAS# 367-67-9)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H3BrF3NO2
I-Molar Mass 270
Ukuminyana 1.7750 (isilinganiso)
I-Melting Point 41-44 °C (okhanyisiwe)
I-Boling Point 87-88 °C/3 mmHg (okhanyisiwe)
I-Flash Point >230°F
Ukuncibilika encibilikayo ku-Methanol
I-Vapor Presure 0.141mmHg ku-25°C
Ukubukeka Ikristalu ephuzi
Umbala Okumhlophe kuya kokuphuzi ngokukhanyayo ukuya kokuluhlaza
Umkhawulo Wokuchayeka ACGIH: TWA 2.5 mg/m3NIOSH: IDLH 250 mg/m3
I-BRN 2460260
Isimo Sesitoreji Kuvalwe endaweni eyomile, Ngezinga lokushisa Legumbi
I-Refractive Index 1.514
I-MDL I-MFCD00014707

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
R20/21/22 – Kuyingozi ngokuhogela umoya, ukuthintana nesikhumba futhi uma ukugwinyile.
Incazelo Yokuphepha I-S37/39 – Gqoka amagilavu ​​afanelekile kanye nokuvikela iso/ubuso
S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
Ama-ID e-UN 2306
I-WGK Germany 3
Ikhodi ye-HS 29049090
I-Hazard Class I-IRRITANT

 

Isingeniso

I-2-Bromo-5-nitrotrifluorotoluene iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sobunjalo bayo, ukusetshenziswa, indlela yokulungiselela kanye nolwazi lokuphepha:

 

Ikhwalithi:

I-2-Bromo-5-nitrotrifluorotoluene iqinile engenambala nephunga elimnandi. Inoncibilika kancane futhi iyancibilika kuzincibilikisi zemvelo njenge-ether ne-acetone.

 

Sebenzisa:

I-2-bromo-5-nitrotrifluorotoluene isetshenziswa kakhulu njenge-reagent ekuphenduleni kwe-organic synthesis. Ivamise ukusetshenziswa ekuhlanganiseni inhlanganisela yephunga elimnandi futhi inendima ebalulekile emaphakathi neluhlaza.

 

Indlela:

I-2-Bromo-5-nitrotrifluorotoluene ingatholwa nge-bromination ye-p-3-nitro-p-trifluorotoluene. Okokuqala, i-3-nitro-p-trifluorotoluene incibilika ku-solvent yemvelo efana ne-ether, i-bromide iyengezwa, futhi umkhiqizo 2-bromo-5-nitrotrifluorotoluene ukhiqizwa ngemva kokuba ukusabela kudlule ezingeni lokushisa elifanele nesikhathi.

 

Ulwazi Lokuphepha:

I-2-Bromo-5-nitrotrifluorotoluene kufanele igcinwe kude nokushisa okunamandla namalangabi avulekile, futhi igweme ukuthintana nesikhumba, amehlo kanye nomgudu wokuphefumula. Izinto zokuzivikela ezifanele ezifana namagilavu, izibuko, nezinto zokuvikela ukuphefumula kufanele zigqokwe ngesikhathi sokusetshenziswa. Ngesikhathi sokugcina, kufanele igcinwe kude nama-oxidants nezinto ezivuthayo. Uma uhogele umoya noma udliwe, funa usizo lwezokwelapha ngokushesha. Izinqubo zokuphepha ezifanele kufanele zilandelwe lapho kusingathwa inhlanganisela futhi kufanele kuboniswane nama-data sheet afanele okuphepha.


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