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mankhwala

3-Chloro-2-fluorobenzoic acid (CAS# 161957-55-7)

Chemical Property:

Physicochemical Properties

Molecular Formula C7H4ClFO2
Molar Misa 174.56
Kuchulukana 1.477±0.06 g/cm3(Zonenedweratu)
Melting Point 177-180 ° C (kuyatsa)
Boling Point 278.9±20.0 °C(Zonenedweratu)
Pophulikira 122.5 ° C
Kuthamanga kwa Vapor 0.00198mmHg pa 25°C
Maonekedwe ufa wonyezimira woyera mpaka wachikasu
Mtengo wa BRN 7127637
pKa 2.90±0.10(Zonenedweratu)
Mkhalidwe Wosungira Osindikizidwa muuma, Kutentha Kwapachipinda
MDL Chithunzi cha MFCD00042506
Zakuthupi ndi Zamankhwala WGK Germany: 3

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Ngozi ndi Chitetezo

Zizindikiro Zowopsa R20/21/22 - Zowopsa pokoka mpweya, kukhudzana ndi khungu komanso kumeza.
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S22 - Osapumira fumbi.
S24/25 - Pewani kukhudzana ndi khungu ndi maso.
S36 - Valani zovala zoyenera zodzitetezera.
S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
WGK Germany 3
HS kodi 29163990
Kalasi Yowopsa ZOKWIYA

3-Chloro-2-fluorobenzoic acid (CAS# 161957-55-7) Chiyambi

3-choro-2-fluorobenzoic Acid ndi organic pawiri ndi mankhwala formula C7H4ClFO2. Zotsatirazi ndizofotokozera zamtundu, kagwiritsidwe, kukonzekera ndi chitetezo cha 3-Chloro-2-Fluorobenzoic Acid:Chilengedwe:
1. Maonekedwe: 3-chloroo-2-fluorobenzoic Acid ndi kristalo wopanda mtundu kapena ufa woyera.
2. Kusungunuka: Kusungunuka kwake m'madzi kumakhala kochepa, koma kusungunuka kwake mu zosungunulira za organic kumakhala bwino.
3. Kukhazikika: kukhazikika pa kutentha kwa chipinda, koma pewani kukhudzana ndi ma okosijeni amphamvu ndi ma asidi amphamvu kuti mupewe zochitika zosatetezeka.
1. Mankhwala opangira mankhwala: 3-Chloro-2-Fluorobenzoic Acid angagwiritsidwe ntchito popanga mankhwala ena achilengedwe ndipo ndi mankhwala ofunika kwambiri.
2. Mankhwala ophera tizilombo: Amagwiritsidwanso ntchito ngati pakati pa mankhwala ena ophera tizilombo ndipo amagwira nawo ntchito popanga mankhwala ophera tizilombo.

Njira:
Kukonzekera kofala kwa 3-Chloro-2-Fluorobenzoic Acid kumaphatikizapo izi:
1.2,3-difluorobenzoic acid imakumana ndi phosphorous chloride kupanga 2-chloro -3-fluorobenzoyl chloride.
2. Pangani 2-chloro-3-fluorobenzoyl chloride ndi chloroacetic Acid kuti mupange 3-chloroo-2-fluorobenzoic Acid.

Zambiri Zachitetezo:
1. Kupuma, kuyamwa ndi kukhudzana ndi khungu la 3-choro-2-fluorobenzoic Acid kuyenera kupewedwa. Valani zodzitetezera zoyenera mukamagwiritsa ntchito, monga kuvala magolovesi oteteza ndi zopumira.
2. Panthawi yogwira ntchito ndi kusungirako, ziyenera kukhala kutali ndi gwero la moto ndi malo otentha kwambiri kuti ateteze kuyaka kapena ngozi za kuphulika.
3. Kutaya zinyalala: kutaya zinyalala moyenerera motsatira malamulo ndi malamulo oyenera kuteteza chilengedwe ndi thanzi.

Chonde dziwani kuti zomwe zili pamwambazi ndizongogwiritsa ntchito. Ngati mukufuna kugwiritsa ntchito 3-choro-2-fluorobenzoic Acid, chonde tsatirani njira ndi malamulo oyendetsera chitetezo, ndipo perekani ziganizo zolondola malinga ndi momwe zilili.


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