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2-Bromo-3-chloro-5-(trifluoromethyl)pyridine (CAS# 75806-84-7)

Chemical Property:

Molecular Formula C6H2BrClF3N
Misa ya Molar 260.44
Kuchulukana 1.83
Boling Point 88 °C
Pophulikira 68.4°C
Kuthamanga kwa Vapor 0.783mmHg pa 25°C
Maonekedwe Cholimba chachikasu chowala
Mtundu Yellow yopepuka mpaka Yellow kupita ku Orange
pKa -3.92±0.20(Zonenedweratu)
Mkhalidwe Wosungira pansi pa mpweya wa inert (nayitrogeni kapena Argon) pa 2-8 °C
Refractive Index Kuchokera 1.4990 mpaka 1.5030
MDL Mtengo wa MFCD00153072

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R36/38 - Zokwiyitsa maso ndi khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
S37 - Valani magolovesi oyenera.
HS kodi 29333990
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

2-bromo-3-chroo-5-(trifluoromethyl)pyridine ndi organic pawiri ndi chilinganizo C6H2BrClF3N. Ndi madzi achikasu otumbululuka opanda mtundu ndipo amanunkhiza kotentha kwambiri.

 

Kapangidwe kameneka kali ndi ntchito zambiri m'munda wa chemistry. Itha kugwiritsidwa ntchito ngati mankhwala apakatikati popanga mankhwala aulimi monga mankhwala ophera tizirombo, fungicides ndi herbicides. Kuphatikiza apo, itha kugwiritsidwanso ntchito muzochita za organic synthesis ngati chinthu chofunikira kwambiri.

 

The 2-bromo-3-chloro-5-(trifluoromethyl)pyridine nthawi zambiri amapangidwa ndi kaphatikizidwe ka mankhwala. Njira yeniyeni imaphatikizapo kuchita 3-chloro-5-(trifluoromethyl) pyridine ndi lithiamu bromide mu ethanol kuti mupeze mankhwala omwe mukufuna.

 

Pankhani ya chitetezo, mankhwalawa amakwiyitsa komanso akuwononga. Pogwira ntchito, njira zotetezera zoyenera, monga kuvala magolovesi otetezera ndi magalasi, ziyenera kuchitidwa kuti zitsimikizidwe kuti ntchitoyi ikuchitika pamalo abwino mpweya wabwino. Pa nthawi yomweyo, kupewa kukhudzana ndi khungu, maso ndi kupuma thirakiti. Panthawi yosungira ndi kusamalira, njira zoyenera zotetezera ziyenera kuwonedwa mosamalitsa.


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