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2-Chloro-5-fluoronicotinic acid (CAS# 38186-88-8)

Chemical Property:

Molecular Formula C6H3ClFNO2
Molar Misa 175.54
Kuchulukana 1.576±0.06 g/cm3(Zonenedweratu)
Melting Point 141-142 ° C
Boling Point 297.0±35.0 °C(Zonenedweratu)
Kuthamanga kwa Vapor 349mmHg pa 25°C
Maonekedwe Crystallization
pKa 1.67±0.25(Zonenedweratu)
Mkhalidwe Wosungira Pansi pa mpweya wa inert (nayitrogeni kapena Argon) pa 2-8 ° C
Refractive Index 1.313
MDL Mtengo wa MFCD03092932

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S7/9 -
S24/25 - Pewani kukhudzana ndi khungu ndi maso.
S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36/37 - Valani zovala zoyenera zodzitchinjiriza ndi magolovesi.
S38 - Ngati mulibe mpweya wokwanira, valani zida zoyenera zopumira.
S51 - Gwiritsani ntchito m'malo olowera mpweya wabwino.
WGK Germany 3
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

2-chloro-5-fluoronicotinic acid. Zotsatirazi ndizofotokozera za katundu, ntchito, njira zokonzekera ndi chitetezo cha 2-chloro-5-fluoronicotinic acid:

 

Ubwino:

- 2-Chloro-5-fluoronicotinic acid ndi olimba opanda mtundu.

- Kutentha kwapakati, kumakhala ndi kusungunuka kochepa komanso kusungunuka kochepa m'madzi.

- Ndi acidic kwambiri ndipo imatha kuchitapo kanthu ndi alkali kupanga mchere wofananira.

- 2-Chloro-5-fluoronicotinic acid ndi oxidizing kwambiri.

 

Gwiritsani ntchito:

- 2-Chloro-5-fluoronicotinic acid angagwiritsidwe ntchito ngati reagent yamphamvu zidulo monga asidi chothandizira mu organic synthesis zimachitikira.

- Itha kugwiritsidwa ntchito pakuchita kwa fluorinated mu kaphatikizidwe ka organic, monga fluorination ndi onunkhira cyclofluorination.

- 2-Chloro-5-fluoronicotinic acid itha kugwiritsidwanso ntchito ngati wapakatikati mu utoto ndi zowunikira za fulorosenti.

 

Njira:

- Njira yodziwika bwino yokonzekera 2-chloro-5-fluoronicotinic acid ndi pochita 2,5-diaminoalkynyl niacin ndi kuchuluka koyenera kwa hydrofluoric acid ndi chlorinating agents.

 

Zambiri Zachitetezo:

- 2-chloro-5-fluoronicotinic acid ndi organic pawiri yomwe imakwiyitsa ndipo imatha kukhala ndi zotsatira zoyipa pakhungu, maso, ndi kupuma. Valani zida zodzitchinjiriza zoyenera mukamagwiritsa ntchito ndikupewa kukhudza khungu ndi maso.

- Panthawi yogwira ntchito, mpweya wabwino uyenera kulimbikitsidwa kuti asapumedwe ndi nthunzi kuchokera pagululi.

- 2-Chloro-5-fluoronicotinic acid iyenera kusungidwa kutali ndi kutentha ndi zinthu zoyaka ndi kusungidwa pamalo owuma, ozizira.


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