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mankhwala

4-Fluorobenzaldehyde (CAS# 459-57-4)

Chemical Property:

Molecular Formula C7H5FO
Molar Misa 124.11
Kuchulukana 1.157 g/mL pa 25 °C (kuyatsa)
Melting Point -10 °C (kuyatsa)
Boling Point 181 °C/758 mmHg (kuyatsa)
Pophulikira 134°F
Kusungunuka kwamadzi ZOSAVUTA
Kusungunuka Chloroform, Methanol
Kuthamanga kwa Vapor 19 hPa (70 °C)
Maonekedwe Madzi
Specific Gravity 1.157
Mtundu Zoyera zopanda mtundu mpaka zachikasu
Mtengo wa BRN 385857
Mkhalidwe Wosungira Sungani pansi +30 ° C.
Kukhazikika Zosamva mpweya
Zomverera Zosamva mpweya
Refractive Index n20/D 1.521(lit.)
Zakuthupi ndi Zamankhwala Kachulukidwe 1.157
malo osungunuka -10 ° C
kuwira 181 ° C (758 mmHg)
refractive index 1.5195-1.5215
kutentha kwa 56 ° C
madzi osungunuka IMMISCIBLE
Gwiritsani ntchito Amagwiritsidwa ntchito ngati mankhwala ophera tizilombo, intermediates mankhwala

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
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 2
FLUKA BRAND F CODES 9-23
TSCA T
HS kodi 29130000
Zowopsa Zoyaka
Kalasi Yowopsa 3.2
Packing Group III

 

Mawu Oyamba

Fluorobenzaldehyde) ndi mankhwala achilengedwe omwe ali m'gulu lonunkhira la aldehyde la mankhwala. Ndilochokera ku benzaldehyde ya fluorinated ndipo ili ndi mphete ya benzene ndi atomu ya fluorine yolumikizidwa ku carbon yemweyo.

 

Kumbali ya katundu wake, fluorobenzaldehyde ndi colorless madzi ndi onunkhira kununkhira firiji. Ili ndi kusungunuka kwabwino ndipo imasungunuka mumitundu yosiyanasiyana yamadzimadzi monga ma alcohols, ethers ndi ketones.

 

Fluorobenzaldehyde imagwiritsidwa ntchito kwambiri popanga organic synthesis. Fluorobenzaldehyde amagwiritsidwanso ntchito popanga zokutira, mapulasitiki, mphira, ndi zinthu zina.

 

Pali njira zingapo zopangira fluorobenzaldehyde. Njira yodziwika bwino imapezedwa pochita ndi benzaldehyde ndi fluorinating reagent. Njira ina ndi fluoroalkylation, momwe fluoralkane imakhudzidwa ndi benzaldehyde kupanga fluorobenzaldehyde. Njira yeniyeni yokonzekera ikhoza kusankhidwa malinga ndi zosowa zanu.

Fluorobenzaldehyde ili ndi fungo lopweteka ndipo imatha kukwiyitsa maso, khungu, ndi kupuma. Zida zodzitetezera zoyenera ziyenera kuvala zikagwiritsidwa ntchito komanso kukhudzana mwachindunji kuyenera kupewedwa. Pewani kutulutsa mpweya kapena madzi. Iyenera kugwiritsidwa ntchito pamalo abwino mpweya wabwino, kutali ndi moto.

 


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