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mankhwala

2-Bromo-5-chlorobenzotrifluoride (CAS# 344-65-0)

Chemical Property:

Molecular Formula C7H3BrClF3
Molar Misa 259.45
Kuchulukana 1.759 g/mL pa 25 °C (kuyatsa)
Melting Point 18-20 ° C
Boling Point 179-180 ° C (kuyatsa)
Pophulikira 198°C
Kuthamanga kwa Vapor 0.779mmHg pa 25°C
Maonekedwe madzi oyera
Mtundu Zopanda mtundu mpaka pafupifupi zopanda mtundu
Mtengo wa BRN 2448030
Mkhalidwe Wosungira Sungani pamalo amdima, Osindikizidwa owuma, Kutentha kwachipinda
Refractive Index n20/D 1.5080(lit.)
MDL Chithunzi cha MFCD00010308

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S36 - Valani zovala zoyenera zodzitetezera.
S37 - Valani magolovesi oyenera.
S23 - Osapuma mpweya.
WGK Germany 3
HS kodi 29039990
Zowopsa Zokwiyitsa

 

Mawu Oyamba

Ndi organic pawiri ndi mankhwala formula wa C7H2BrClF3 ndi molecular kulemera kwa 233.45g/mol. Ndi madzi achikasu okhala ndi fungo loipa. Izi ndi zina mwazinthu, ntchito, kukonzekera ndi chidziwitso chachitetezo cha pawiri:

 

Chilengedwe:

-Posungunuka: -10 ℃

- Malo otentha: 204-205 ℃

-Kuchulukana: 1.82g/cm³

-Kusungunuka: Kusungunuka pang'ono m'madzi, kusungunuka muzosungunulira zambiri

-Kukhazikika: Kukhazikika pazikhalidwe zina, koma kuphulika kumatha kuchitika mukakumana ndi kutentha kwakukulu, zoyaka kapena malawi otseguka.

 

Gwiritsani ntchito:

-ndi organic synthesis yapakatikati yomwe ingagwiritsidwe ntchito popanga mankhwala ophera tizilombo, mankhwala ndi mankhwala ena.

-Itha kugwiritsidwa ntchito ngati chothandizira, chosungunulira, chowonjezera pakupangira zokutira, ndi zina.

 

Njira Yokonzekera:

Kukonzekera kwa mapiritsi nthawi zambiri kumachitika motere:

1. gwiritsani ntchito 2-bromo-5-chlorobenzene ndi trifluoromethane kuti mupeze phenol.

 

Zambiri Zachitetezo:

-Imakwiyitsa ndipo imayenera kupewa kukhudza khungu, maso ndi kupuma.

-Valani zida zodzitetezera zoyenera monga magalasi, magolovesi ndi zopumira mukamagwiritsa ntchito.

- Sungani kutali ndi moto ndi malo otentha kwambiri.

-Panthawi yogwiritsira ntchito ndikugwira, ndikofunikira kutsatira malamulo oyendetsera chitetezo ndikutsata malamulo amderalo.


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