tsamba_banner

mankhwala

2-Chloro-4-bromopyridine (CAS# 73583-37-6)

Chemical Property:

Molecular Formula Mtengo wa C5H3BrClN
Misa ya Molar 192.44
Kuchulukana 1.7336g/mLat 25°C(lit.)
Melting Point 27 C
Boling Point 70 °C / 3mmHg
Pophulikira 225 ° F
Kusungunuka kwamadzi Osati miscible kapena zovuta kusakaniza m'madzi.
Kuthamanga kwa Vapor 0.122mmHg pa 25°C
Maonekedwe Koyera ngati kristalo
Specific Gravity 1.7336
Mtundu Yellow
pKa 0.24±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Pansi pa mpweya wa inert (nayitrogeni kapena Argon) pa 2-8 ° C
Refractive Index n20/D 1.5900(lit.)
MDL Mtengo wa MFCD03840756

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R22 - Zowopsa ngati zitamezedwa
R37/38 - Zokwiyitsa dongosolo la kupuma ndi khungu.
R41 - Kuopsa kwa kuwonongeka kwakukulu kwa maso
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
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.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
WGK Germany 3
HS kodi 29333990
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

4-Bromo-2-chloropyridine, yomwe imadziwikanso kuti bromochloropyridine, ndi mankhwala a halopyridine. Zotsatirazi ndizofotokozera mwachidule za katundu, ntchito, njira zokonzekera, ndi chidziwitso cha chitetezo cha pawiri:

 

Ubwino:

- Mawonekedwe: Makhiristo opanda mtundu kapena opepuka achikasu

 

Gwiritsani ntchito:

- 4-Bromo-2-chloropyridine ndi reagent yomwe imagwiritsidwa ntchito kwambiri mu organic synthesis

- Itha kugwiritsidwa ntchito ngati mankhwala ophera tizirombo ndi tizirombo

 

Njira:

4-Bromo-2-chloropyridine ikhoza kukonzedwa ndi:

2-chloropyridine imayendetsedwa ndi bromine kuti ipeze mankhwalawa

 

Zambiri Zachitetezo:

- 4-Bromo-2-chloropyridine imakwiyitsa komanso yovulaza

- Pewani kukhudza khungu, maso, ndi kupuma

- Valani magolovesi oteteza, maso, ndi zida zopumira moyenera mukamagwiritsa ntchito

- Gwirani ntchito pamalo olowera mpweya wabwino

- Sungani kutali ndi kuwala, kowuma, kolowera mpweya, komanso kutali ndi zoyaka zoyaka ndi ma okosijeni

Khalani otetezeka nthawi zonse mukamagwiritsa ntchito komanso pogwira mankhwala.


  • Zam'mbuyo:
  • Ena:

  • Lembani uthenga wanu apa ndikutumiza kwa ife