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mankhwala

2 4 6-Trifluorobenzoic acid (CAS# 28314-80-9)

Chemical Property:

Molecular Formula C7H3F3O2
Molar Misa 176.09
Kuchulukana 1.4362 (chiyerekezo)
Melting Point 142-145 °C (kuyatsa)
Boling Point 218.2±35.0 °C(Zonenedweratu)
Pophulikira 25.9°C
Kusungunuka sungunuka mu Methanol
Kuthamanga kwa Vapor 51.5mmHg pa 25°C
Maonekedwe Mwala woyera
Mtundu Kuyera mpaka Kuwala kwachikasu
Mtengo wa BRN 1958300
pKa 2.28±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Osindikizidwa muuma, Kutentha Kwapachipinda
Refractive Index 1.383
MDL Mtengo wa MFCD00042398
Zakuthupi ndi Zamankhwala Khalidwe loyera loyera kapena ufa wa crystalline, wokhala ndi chitsulo chotsatira ndi kristalo wapinki. Hygroscopic.
malo osungunuka 198 ℃ (kuwonongeka)
sungunuka m'madzi ndi ethanol, sungunuka mu etha, nthawi zambiri sungunuka mu zosungunulira polar.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
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.
WGK Germany 3
HS kodi 29163990
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

2,4,6-Trifluorobenzoic acid ndi organic pawiri. Zotsatirazi ndi zina zokhudza katundu, ntchito, njira zokonzekera ndi chitetezo cha 2,4,6-trifluorobenzoic acid:

 

Ubwino:

- Maonekedwe: 2,4,6-trifluorobenzoic acid ndi woyera mpaka kuwala wachikasu makristalo olimba.

- Kusungunuka: 2,4,6-trifluorobenzoic acid imasungunuka mu zosungunulira zina monga ethanol ndi methyl chloride.

 

Gwiritsani ntchito:

- Chemical synthesis: 2,4,6-trifluorobenzoic acid angagwiritsidwe ntchito ngati wapakatikati mu kaphatikizidwe organic ndi amachita monga chothandizira kapena reagent zina zimachitikira.

- Mankhwala ophera tizilombo: 2,4,6-trifluorobenzoic acid angagwiritsidwe ntchito popanga mankhwala ena ophera tizilombo ndi tizilombo towononga tizirombo ndi udzu pa mbewu.

 

Njira:

2,4,6-Trifluorobenzoic asidi akhoza apanga ndi:

- Fluorination: Benzoic acid imachitidwa ndi fluorinating agent (mwachitsanzo, boron trifluoride) kuti apereke 2,4,6-trifluorobenzoic acid.

- Oxidation reaction: 2,4,6-trifluorophenylethanol imapangidwa ndi okosijeni kuti ipeze 2,4,6-trifluorobenzoic acid.

 

Zambiri Zachitetezo:

- 2,4,6-Trifluorobenzoic acid ikhoza kukwiyitsa maso, khungu, ndi kupuma, ndipo chisamaliro chiyenera kutengedwa kuti musagwirizane ndi ntchito.

- Zida zodzitetezera monga magolovesi ndi magalasi ziyenera kugwiritsidwa ntchito pogwira ntchito.

- 2,4,6-trifluorobenzoic acid iyenera kusungidwa mu chidebe chopanda mpweya, kutali ndi moto ndi zinthu zoyaka moto.

- Ngati mwangozi wakuwalira m'maso kapena pakhungu, muzimutsuka nthawi yomweyo ndi madzi ambiri ndikupita kuchipatala.


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