Taw qhia ntawm CAS: 147300-08-1|1,2-Benzenediol,4,5-difluoro-(9CI)
4, 5-Difluorobenzene-1, 2-diol (DFBD) yog ib qho organic compound uas belongs rau chav kawm ntawm difluorobenzene-1, 2-diols. Nws yog ib tug tsis muaj kob, volatile kua nrog ib tug tsw tsw. Nws yog qhov sib xyaw ua ke ntawm cov polar siab heev, thiab nws cov qauv yog tsim los ntawm ob lub nplhaib benzene nrog ob pawg hydroxyl txuas rau 1 thiab 2 txoj haujlwm. DFBD tau siv los ua cov khoom pib hauv ntau yam kev hloov pauv ntawm cov organic chemistry, thiab nws tau kawm txog nws cov peev txheej hauv kev tshawb fawb tshawb fawb.
Specification of CAS: 147300-08-1|1,2-Benzenediol,4,5-difluoro-(9CI)
|
Yam khoom |
SPECIFICATION |
|
Boiling point |
288.1 ± 35. 0 degree (Predicted) |
|
Purity |
97% |
|
Qhov ntom |
1.542 ± 0.06 g / cm3 (Tshaj tawm) |
|
Acidity coefficient (pKa) |
8.53 ± 0.23 (Tshaj tawm) |
|
Kev cia khoom |
nyob rau hauv inert gas (nitrogen los yog Argon) ntawm 2-8 degree |
Kev Tshawb Fawb Daim Ntawv Thov CAS: 147300-08-1|1,2-Benzenediol,4,5-difluoro-(9CI)
Organometallic Chemistry thiab Catalysis
4,5-Difluorobenzene-1,2-diol, ua ib feem ntawm tsev neeg fluorobenzene, tau lees paub rau nws lub luag haujlwm hauv organometallic chemistry thiab hloov pauv-hlau-raws li catalysis. Lub xub ntiag ntawm cov khoom siv fluorine txo qis lub peev xwm pub dawb π-electron ntom ntawm lub arene, ua rau tsis muaj zog khi rau cov chaw hlau. Qhov no tso cai rau fluorobenzenes ua raws li qhov tseem ceeb uas tsis yog kev sib koom ua ke cov kuab tshuaj los yog cov ligands uas yooj yim hloov chaw. Fluorobenzenes, suav nrog 1,2-difluorobenzene, ua kom pom cov tshuaj lom neeg muaj zog ntau dua piv rau lawv cov tshuaj fluorinated heev. Txawm li cas los xij, kev hloov pauv ntawm cov hlau tshwj xeeb tuaj yeem ua rau CH thiab CF daim ntawv cog lus ua kom muaj kev cuam tshuam, paving txoj hauv kev rau lawv siv hauv cov organic synthesis (Pike, Crimmin, & Chaplin, 2017).
Biodegradation thiab Environmental Impact
Lub biodegradation ntawm difluorobenzenes, uas suav nrog cov tebchaw xws li 4, 5-difluorobenzene-1, 2-diol, yog qhov txaus siab heev vim lawv siv los ua intermediates hauv kev lag luam synthesis ntawm kws tshuaj thiab tshuaj ua liaj ua teb. Ib hom kab mob microbial, Labrys portucalensis, tau kawm txog nws lub peev xwm los degrade difluorobenzenes. Nws qhia tau hais tias muaj peev xwm siv 1,3-difluorobenzene ua cov pa roj carbon monoxide thiab lub zog, ua rau kom muaj nuj nqis ntawm cov tshuaj fluoride, qhia txog txoj hauv kev rau kev degradation ib puag ncig thiab muaj peev xwm siv hauv bioremediation (Moreira, Amorim, Carvalho, & Castro, 2009).


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