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mankhwala

2 5-Dichloropyridine (CAS# 16110-09-1)

Chemical Property:

Physicochemical Properties

Molecular Formula Mtengo wa C5H3Cl2N
Molar Misa 147.99
Kuchulukana 1.5159 (kuyerekeza movutikira)
Melting Point 59-62 °C (kuyatsa)
Boling Point 190-191 ° C
Pophulikira 112 ° C
Kusungunuka kwamadzi osasungunuka
Kuthamanga kwa Vapor 0.904mmHg pa 25°C
Maonekedwe White ufa
Mtundu Zoyera mpaka zachikasu pang'ono
Mtengo wa BRN 108886
pKa -2.25±0.10(Zonenedweratu)
Mkhalidwe Wosungira M'mlengalenga, Kutentha kwa Zipinda
Refractive Index 1.5500 (chiyerekezo)
MDL Mtengo wa MFCD00006239
Zakuthupi ndi Zamankhwala White ufa

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Ngozi ndi Chitetezo

Zizindikiro Zowopsa R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R22 - Zowopsa ngati zitamezedwa
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
S36 - Valani zovala zoyenera zodzitetezera.
Ma ID a UN UN 2811
WGK Germany 3
Mtengo wa RTECS US8225000
HS kodi 29333990
Zowopsa Zovulaza
Kalasi Yowopsa ZOKWIYA

2 5-Dichloropyridine (CAS# 16110-09-1) Chiyambi

2,5-dichloropyridine ndi organic pawiri ndi mankhwala chilinganizo C7H4Cl2N. Zotsatirazi ndikuyambitsa zina mwazinthu zake, kagwiritsidwe ntchito, njira ndi chidziwitso chachitetezo:Chilengedwe:
-Mawonekedwe: Opanda utoto mpaka kuwala kowala wachikasu kapena madzi.
-Kusungunuka: Kusungunuka mu zosungunulira za organic monga ethanol, chloroform ndi dichloromethane, zosasungunuka m'madzi.
-Posungunuka: Pafupifupi -11 ℃.
-Powotchera: Pafupifupi 139-142 ℃.
-Kuchulukana: pafupifupi 1.36g/cm³.
-Monga chothandizira kapena zosungunulira mu zochita mankhwala.
- amagwiritsidwa ntchito ngati zopangira mu kaphatikizidwe ka organic, monga kukonza zinthu zina.
-angagwiritsidwe ntchito ngati wapakatikati mu mankhwala synthesis.Method:
- 2,5-dichloropyridine ikhoza kukonzedwa ndi chlorination wa pyridine.
-2,5-dichloropyridine ndi organic pawiri ndi kawopsedwe zina ndipo ayenera kugwiritsidwa ntchito mosamala.
-Pewani kukhudzana ndi khungu, maso ndi mucous nembanemba. Mukakhudzana, muzimutsuka nthawi yomweyo ndi madzi ambiri.
- Zida zodzitetezera zoyenerera monga magalasi otetezera chitetezo, magolovesi ndi zovala zodzitetezera ziyenera kuperekedwa zikagwiritsidwa ntchito.
- yosungirako, iyenera kusindikizidwa, pamalo ozizira, owuma, kutali ndi zoyaka ndi zowonjezera.

Chonde dziwani kuti mawonekedwe enieni, kagwiritsidwe ntchito ndi chitetezo cha 2,5-dichloropyridine amatha kusiyanasiyana pang'ono kutengera komwe akuchokera ndikugwiritsa ntchito. Musanagwiritse ntchito mwachindunji, ma sheet ofunikira otetezedwa ndi chitetezo (MSDS) ndi zolemba zoyendetsera ntchito ziyenera kufufuzidwa mosamala, ndikutsata njira zolondola zotetezera labotale.


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