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mankhwala

3-Fluorobenzaldehyde (CAS# 456-48-4)

Chemical Property:

Molecular Formula C7H5FO
Molar Misa 124.11
Kuchulukana 1.17g/mLat 25°C(lit.)
Melting Point 173 C
Boling Point 66-68°C20mm Hg(kuyatsa)
Pophulikira 134°F
Kusungunuka Chloroform, Methanol
Kuthamanga kwa Vapor 1.28mmHg pa 25°C
Maonekedwe Madzi
Specific Gravity 1.170
Mtundu Zoyera zopanda mtundu mpaka zachikasu
Mtengo wa BRN 970178
Mkhalidwe Wosungira Mpweya wozizira, 2-8 ° C
Zomverera Zosamva mpweya
Refractive Index n20/D 1.518(lit.)
Zakuthupi ndi Zamankhwala Malo otentha a 66-68 deg C (20mmHg), flash point 56 deg C, kachulukidwe wachibale wa 1.17.
Gwiritsani ntchito Amagwiritsidwa ntchito ngati mankhwala ophera tizilombo, intermediates mankhwala

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R37/38 - Zokwiyitsa dongosolo la kupuma ndi khungu.
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo 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.
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S27 - Chotsani nthawi yomweyo zovala zonse zowonongeka.
Ma ID a UN UN 1989 3/PG 3
WGK Germany 3
TSCA T
HS kodi 29130000
Zowopsa Zoyaka
Kalasi Yowopsa 3
Packing Group III

 

Mawu Oyamba

M-fluorobenzaldehyde. Zotsatirazi ndizofotokozera za katundu, ntchito, njira zokonzekera ndi chidziwitso cha chitetezo cha m-fluorobenzaldehyde:

 

Ubwino:

- Maonekedwe: M-fluorobenzaldehyde ndi madzi opanda mtundu kapena achikasu.

- Kusungunuka: Kusungunuka mu zosungunulira za organic monga ethers, alcohols ndi ether alcohols.

 

Gwiritsani ntchito:

- Mankhwala ophera tizilombo: M-fluorobenzaldehyde, monga kaphatikizidwe ka organic, amagwiritsidwa ntchito kwambiri m'munda waulimi kukonzekera mankhwala ophera tizilombo, monga COFLUOROETHYLENE kapena mankhwala ena ophera tizilombo.

- Kaphatikizidwe ka Chemical: M-fluorobenzaldehyde nthawi zambiri amagwiritsidwa ntchito ngati gawo lapakati pakupanga organic ndipo angagwiritsidwe ntchito pokonzekera mankhwala ena, monga m-fluorophenyl oxalate ndi camphor ethanol.

 

Njira:

- Pali njira ziwiri zokonzekera m-fluorobenzaldehyde: njira ya fluoride ndi fluorination. Mwa iwo, njira ya fluoride imapezeka pochita m-fluorophenylmagnesium fluoride ndi formaldehyde; Njira ya fluorination imapezedwa ndi hydrolysis ya p-toluene ndi antimoni trichloride mumlengalenga wa chlorine.

 

Zambiri Zachitetezo:

- Ndikofunikira kwambiri kuti m-fluorobenzaldehyde ndi chinthu chapoizoni ndipo iyenera kugwiritsidwa ntchito pamalo olowera mpweya wabwino komanso kuvala zida zoyenera zodzitetezera.

- Mukamagwiritsa ntchito kapena kusunga, pewani kusanganikirana ndi ma okosijeni amphamvu, mowa ndi zinthu zina kuti mupewe zoopsa.

- Sungani chidebecho chotsekedwa mwamphamvu komanso kutali ndi moto ndi kutentha pamene mukusunga.


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