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5-Chloro-2-fluorobenzoic acid (CAS# 394-30-9)

Chemical Property:

Molecular Formula C7H4ClFO2
Molar Misa 174.56
Kuchulukana 1.477±0.06 g/cm3(Zonenedweratu)
Melting Point 152-157 ° C (kuyatsa)
Boling Point 274.7±20.0 °C(Zonenedweratu)
Pophulikira 120 ° C
Kusungunuka DMSO, Methanol
Kuthamanga kwa Vapor 0.00257mmHg pa 25°C
Maonekedwe Zolimba
Mtundu Choyera
Mtengo wa BRN 2614286
pKa 2.90±0.10(Zonenedweratu)
Mkhalidwe Wosungira Osindikizidwa muuma, Kutentha Kwapachipinda
MDL Mtengo wa MFCD00665762
Zakuthupi ndi Zamankhwala White crystalline ufa.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Ngozi ndi Chitetezo

Zizindikiro Zowopsa R36 - Zokhumudwitsa m'maso
R37/38 - Zokwiyitsa dongosolo la kupuma ndi khungu.
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R20/21/22 - Zowopsa pokoka mpweya, kukhudzana ndi khungu komanso kumeza.
Kufotokozera Zachitetezo S22 - Osapumira fumbi.
S24/25 - Pewani kukhudzana ndi khungu ndi maso.
S37 - Valani magolovesi oyenera.
S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
WGK Germany 3
Kalasi Yowopsa ZOKWIYA

 

5-Chloro-2-fluorobenzoic acid(CAS#394-30-9) Chiyambi

2-Fluoro-5-chlorobenzoic acid ndi organic pawiri. Zotsatirazi ndizofotokozera za katundu, ntchito, njira zokonzekera ndi chidziwitso cha chitetezo cha gululi:

Katundu:

2-Fluoro-5-chlorobenzoic acid ndi cholimba choyera chokhala ndi fungo lapadera. Izo sizisungunuka m'madzi kutentha, koma zimasungunuka mu zosungunulira za organic monga ethanol ndi ether.

Zogwiritsa:

Njira zokonzekera:

Pali njira zambiri zopangira 2-Fluoro-5-chlorobenzoic acid. Imodzi mwa njira zomwe zimagwiritsidwa ntchito kwambiri ndi zomwe 2-Fluoro-5-chlorobenzaldehyde ndi zinki, ndi carboxylation reaction pansi pa acidic kuti apeze 2-Fluoro-5-chlorobenzoic acid.

Zambiri zachitetezo:

Pogwira 2-Fluoro-5-chlorobenzoic acid, chisamaliro chiyenera kutengedwa kuti musakhudze khungu ndi maso komanso kupewa kutulutsa mpweya wake. Valani magolovesi oteteza ndi magalasi oyenera mukamagwira ntchito ndikuwonetsetsa kuti malo ogwirira ntchito ali ndi mpweya wabwino. Chosakanizacho chiyenera kusungidwa pamalo ouma, ozizira kutali ndi moto ndi okosijeni.

 


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