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2-Bromo-5-fluorobenzotrifluoride (CAS# 40161-55-5)

Chemical Property:

Molecular Formula C7H3BrF4
Molar Misa 243
Kuchulukana 1.695g/mLat 25°C(lat.)
Boling Point 136-143°C(kuyatsa)
Pophulikira 147°F
Kuthamanga kwa Vapor 3.1mmHg pa 25°C
Mtengo wa BRN 2643544
Mkhalidwe Wosungira Osindikizidwa muuma, Kutentha Kwapachipinda
Refractive Index n20/D 1.465(lit.)

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R20/21/22 - Zowopsa pokoka mpweya, kukhudzana ndi khungu komanso kumeza.
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.
S37 - Valani magolovesi oyenera.
S36 - Valani zovala zoyenera zodzitetezera.
WGK Germany 3
HS kodi 29039990
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

2-Bromo-5-fluorotrifluorotoluene ndi organic pawiri.

 

Ili ndi mphamvu ya hydrophobicity ndi solubility, ndipo imakhala yokhazikika kwambiri. Angagwiritsidwe ntchito ngati reagent mu zimachitikira mankhwala ndipo nthawi zambiri ntchito m'malo zimachitikira ndi lumikiza zimachitikira mu kaphatikizidwe organic.

 

Njira yokonzekera ya 2-bromo-5-fluorotrifluorotoluene nthawi zambiri imatha kuchitidwa pochita trifluorotoluene ndi 2-bromophenylfluoride. Zomwe zimatha kuchitidwa pansi pa acidic kapena zamchere, ndipo hydrofluoric acid kapena hydrobromic acid opangidwa ndi zomwe angachite akhoza kubwezeretsedwanso kapena kutayidwa ndi chithandizo cha neutralization.

Ndi madzi oyaka moto ndi fungo lopweteka lomwe lingayambitse kuyabwa ndi kuyaka pokhudzana ndi khungu ndi maso. Valani zida zoyenera zodzitetezera pochita opaleshoni ndipo pewani kukhudzana ndi khungu ndi maso. Pewani kukhudzana ndi moto wotseguka kapena malo otentha kwambiri. Panthawi yosungira ndikugwiritsa ntchito, iyenera kusindikizidwa kuti isawonongeke komanso kutayikira komwe kumachitika chifukwa cha mpweya. Ngati pali kutayikira, njira zoyenera ziyenera kuchitidwa kuti ziyeretsedwe ndi kuzitaya. Potaya zinyalala, zimayenera kutayidwa motsatira malamulo amderalo.

 


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