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mankhwala

4-bromo-2-(trifluoromethyl)aniline (CAS# 445-02-3)

Chemical Property:

Molecular Formula C7H5BrF3N
Molar Misa 240.02
Kuchulukana 1.71g/mLat 25°C(lit.)
Melting Point 84 ~ 86 ℃ / 5mm
Boling Point 84-86°C5mm Hg(kuyatsa)
Pophulikira 225 ° F
Kuthamanga kwa Vapor 0.0955mmHg pa 25°C
Maonekedwe madzi oyera
Specific Gravity 1.71
Mtundu Yellow yopepuka mpaka Yellow kupita ku Orange
Mtengo wa BRN 2211504
pKa 0.76±0.10 (Zonenedweratu)
Mkhalidwe Wosungira pansi pa mpweya wa inert (nayitrogeni kapena Argon) pa 2-8 °C
Refractive Index n20/D 1.532(lit.)
MDL Mtengo wa MFCD00064393
Zakuthupi ndi Zamankhwala Yellow Crystal
Gwiritsani ntchito Amagwiritsidwa ntchito ngati mankhwala, mankhwala ophera tizilombo

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R20/21/22 - Zowopsa pokoka mpweya, kukhudzana ndi khungu komanso kumeza.
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R34 - Imayambitsa kuyaka
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S45 - Pakachitika ngozi kapena ngati simukumva bwino, funsani upangiri wachipatala nthawi yomweyo (onetsani chizindikirocho ngati kuli kotheka.)
S27 - Chotsani nthawi yomweyo zovala zonse zowonongeka.
WGK Germany 3
TSCA T
HS kodi 29214300
Zowopsa Zokwiyitsa
Kalasi Yowopsa 6.1

 

Mawu Oyamba

2-Amino-5-bromotrifluorotoluene. Zotsatirazi ndizofotokozera za katundu wake, ntchito, njira zopangira ndi chitetezo:

 

Ubwino:

2-Amino-5-bromotrifluorotoluene ndi kristalo wachikasu mpaka lalanje. Lili ndi fungo lamphamvu ndipo silisungunuka m'madzi koma limasungunuka mu zosungunulira za organic monga ethanol ndi dimethyl sulfoxide.

 

Ntchito: Amagwiritsidwanso ntchito kwambiri m'gawo laulimi kupanga mankhwala ophera tizilombo ndi herbicides.

 

Njira:

2-Amino-5-bromotrifluorotoluene nthawi zambiri imakonzedwa ndi kaphatikizidwe ka mankhwala. A kaphatikizidwe kaŵirikaŵiri njira ndi kuchitapo 2-amino-5-bromotrifluorotoluenylsilane ndi sodium nitrite kupanga wapakatikati, ndiyeno desilicate kupeza chomaliza mankhwala.

 

Chidziwitso Chachitetezo: Zitha kuyambitsa kuyabwa m'maso, pakhungu, ndi m'mapumu. Kuwonekera kwa nthawi yayitali kapena kwakukulu kumatha kuwononga thanzi la munthu. Zida zodzitetezera zoyenerera monga magolovesi, zovala zodzitetezera m'maso, ndi zida zodzitetezera pa kupuma ziyenera kuvalidwa panthawi yogwira ntchito. Kuonjezera apo, ziyenera kusungidwa mu chidebe chopanda mpweya kuti zisagwirizane ndi zinthu monga ma okosijeni ndi ma asidi amphamvu. Ngati ndi kotheka, iyenera kugwiritsidwa ntchito pamalo abwino mpweya wabwino ndikupewa kutulutsa nthunzi yake. Mukamagwiritsa ntchito kapena kugwiritsa ntchito mankhwalawa, tsatirani njira zoyendetsera chitetezo.


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