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mankhwala

2-Chloronicotinic acid (CAS# 2942-59-8)

Chemical Property:

Molecular Formula C6H4ClNO2
Molar Misa 157.55
Kuchulukana 1.470±0.06 g/cm3(Zonenedweratu)
Melting Point 176-178°C (dec.)(lit.)
Boling Point 316.8±22.0 °C(Zonenedweratu)
Pophulikira 145.4°C
Kusungunuka DMSO, Ethyl Acetate (Pang'ono)
Kuthamanga kwa Vapor 0.000168mmHg pa 25°C
Maonekedwe White ufa
Mtundu Zoyera mpaka zonona
Mtengo wa BRN 119023
pKa 2.07±0.25(Zonenedweratu)
Mkhalidwe Wosungira 2-8 ° C
MDL Chithunzi cha MFCD00006236
Zakuthupi ndi Zamankhwala White kapena choyambirira woyera crystalline ufa
malo osungunuka 286-288 ° C
malo ocheperako 145-148°C
kusinthasintha kwapadera kwa 15.4 ° (c = 4, 6N HCl)
madzi osungunuka 22.4g/L (20 C)Izi ndi zolimba zopanda mtundu, MP> 175 ℃ (kuvunda), osasungunuka m'madzi, sungunuka mu benzene, toluene ndi zosungunulira zina.
Gwiritsani ntchito Ntchito ngati mankhwala wapakatikati, ntchito kupanga niacin asidi, asidi niacin, etc.; Mankhwala opha tizilombo, omwe amagwiritsidwa ntchito popanga nicosulfuron, pyrazlor, etc.; 2-chloro-3-pyridinecarboxylic acid ndi herbicide nicosulfuron, wapakatikati wa pyrifloxamide.; Mankhwala ndi mankhwala ophera tizilombo.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S22 - Osapumira fumbi.
S24/25 - Pewani kukhudzana ndi khungu ndi maso.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
WGK Germany 3
TSCA T
HS kodi 29333999
Kalasi Yowopsa ZOKWIYA

 

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