isibhengezo_sekhasi

umkhiqizo

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

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H5FO
I-Molar Mass 124.11
Ukuminyana 1.157 g/mL ku-25 °C (lit.)
I-Melting Point -10 °C (okukhanya)
I-Boling Point 181 °C/758 mmHg (okhanyisiwe)
I-Flash Point 134°F
Ukuncibilika kwamanzi I-IMMISCIBLE
Ukuncibilika I-Chloroform, iMethanol
I-Vapor Presure 19 hPa (70 °C)
Ukubukeka Uketshezi
I-Gravity ethize 1.157
Umbala Kucace kungenambala ukuya kokuphuzi
I-BRN 385857
Isimo Sesitoreji Gcina ngaphansi kuka +30°C.
Ukuzinza Kuyazwela emoyeni
Kuyazwela Kuyazwela emoyeni
I-Refractive Index n20/D 1.521(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Ukuminyana 1.157
izinga lokuncibilika -10°C
indawo yokubilisa 181 ° C (758 mmHg)
inkomba ye-refractive 1.5195-1.5215
iphoyinti elikhanyayo 56°C
encibilikayo emanzini IMMISCIBLE
Sebenzisa Isetshenziswa njenge-pesticide, i-intermediate yezemithi

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi 36/37/38 - Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36 – Gqoka izingubo ezifanele zokuzivikela.
I-S37/39 – Gqoka amagilavu ​​afanelekile kanye nokuvikela iso/ubuso
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
S27 – Khumula ngokushesha zonke izingubo ezingcolile.
Ama-ID e-UN UN 1989 3/PG 3
I-WGK Germany 2
AMAKHODI E-FLUKA BRAND F 9-23
I-TSCA T
Ikhodi ye-HS 29130000
Inothi Lengozi Okuvutha umlilo
I-Hazard Class 3.2
Iqembu Lokupakisha III

 

Isingeniso

I-Fluorobenzaldehyde) iyinhlanganisela yemvelo eyingxenye yenhlanganisela ye-aldehyde enamakha. Iphuma e-fluorinated ye-benzaldehyde futhi ineringi ye-benzene ne-athomu ye-fluorine exhunywe kukhabhoni efanayo.

 

Mayelana nezakhiwo zayo, i-fluorobenzaldehyde iwuketshezi olungenambala olunokunambitheka okunephunga elimnandi ekamelweni lokushisa. Inokuncibilika okuhle futhi iyancibilika ezinhlobonhlobo zezincibilikisi eziphilayo ezifana notshwala, ama-ether nama-ketone.

 

I-Fluorobenzaldehyde isetshenziswa kabanzi emkhakheni we-organic synthesis. I-fluorobenzaldehyde iphinde isetshenziswe ekukhiqizeni izinto zokumboza, amapulasitiki, irabha, nezinye izinto.

 

Kunezindlela eziningana zokulungisa i-fluorobenzaldehyde. Indlela evamile itholakala ngokusabela nge-benzaldehyde nge-reagent fluorinating. Enye indlela i-fluoroalkylation, lapho i-fluoralkane ihlangana ne-benzaldehyde ukukhiqiza i-fluorobenzaldehyde. Indlela ethize yokulungiselela ingakhethwa ngokwezidingo zakho.

I-fluorobenzaldehyde inephunga elimnandi futhi ingase icasule amehlo, isikhumba, nendlela yokuphefumula. Izimpahla zokuzivikela ezifanele kufanele zigqokwe lapho zisetshenziswa futhi ukuxhumana okuqondile kufanele kugwenywe. Gwema ukuhogela amagesi noma izixazululo. Kufanele isetshenziswe endaweni enomoya omuhle, kude nomlilo.

 


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