nkhani

N, N-diethylaniline imagwiritsa ntchito zinthu zotsatirazi:

Kupanga utoto: Amagwiritsidwa ntchito makamaka popanga utoto wa azo ndi utoto wa triphenylmethane, ndipo amatha kupanga mitundu yosiyanasiyana ya utoto monga wobiriwira wowala, violet wowala, buluu wamadzi amchere amchere amchere, ndi zina zotero.
Mankhwala ndi mankhwala ophera tizilombo: Monga kampani yapakati pamakampani opanga mankhwala ndi opanga mafilimu amitundu, ili ndi ntchito zosiyanasiyana.
Kusanthula kwa Chemical: Itha kugwiritsidwa ntchito ngati chothandizira kuzindikira zinthu zachitsulo monga zinc ndi manganese.
Kuchiritsa kwa epoxy resin: Kumagwira ntchito yolimbikitsa komanso yothandiza mu dongosolo la kuchiritsa kwa epoxy resin, kuthandiza kutsegula gulu la epoxy ndikupangitsa kuti epoxy resin ichitike ndi electrophilic.
Ntchito zina: Pakupanga kwenikweni, N,N-diethylaniline imagwiritsidwanso ntchito kwambiri ngati chomangira asidi mu zochita za acylation.
N, N-diethylaniline ndi chinthu chofunikira kwambiri chachilengedwe chomwe chimagwiritsidwa ntchito kwambiri m'magawo ambiri ndipo chimapereka chithandizo chofunikira pakukula kwa mafakitale ogwirizana.

 

Pali njira zambiri zopangira N,N-diethylaniline. Njira zitatu zazikulu zopangira N ndi izi:

Njira 1:

Zipangizo zopangira: dppe, nBu2O, Karstedt catalyst, PhSiH3, aniline, n-hexadecane, CH3CO2H.
Gawo: Sungunulani dppe mu nBu2O youma, onjezerani catalyst, sakanizani kenako onjezerani zinthu zina zopangira, sakanizani kutentha kwa chipinda kwa maola 18. Pambuyo pomaliza, idasungunuka ndi ethyl acetate, idasakanizidwa kwa maola atatu, kenako idatsukidwa ndi silica gel column chromatography kuti mupeze mankhwalawa.
Njira 2:

Zinthu zopangira: sodium bis-(trimethylsilyl)amide, triethylamine, bromobenzene.
Gawo: Sakanizani zosakanizazo, zitentheni mpaka zitawira, ndipo ziwiritseni kwa maola 8 mukusakaniza. Pambuyo pozitsuka kuchokera ku solvent, zotsalirazo zimasungunuka pansi pa mphamvu yochepa kuti zipezeke.

Njira iliyonse ili ndi makhalidwe akeake, ndipo njira zoyenera zopangira zitha kusankhidwa malinga ndi zosowa ndi mikhalidwe inayake.

浅黄色液体

Katundu wa Mankhwala a N,N-Diethylaniline
Malo osungunuka -38 °C
Kutentha kwa madzi 217 °C (lit.)
kuchulukana 0.938 g/mL pa 25 °C (lit.)
kuchuluka kwa nthunzi 5.2 (poyerekeza ndi mpweya)
kupanikizika kwa nthunzi 1 mm Hg (49.7 °C)
chizindikiro cha refractive n20/D 1.542(lit.)
Fp 208 °F
Sungani kutentha kosachepera +30°C.
Madzi osungunuka: sungunuka 1g mu 70ml pa 12°C
pka 6.61 (pa 22℃)
mawonekedwe a Madzi
mtundu Wachikasu choyera
PH 8 (0.1g/l, H2O, 20℃)
malire ophulika 1.1-5.3%(V)
Kusungunuka kwa Madzi 14 g/L (12 ºC)
Merck 14,3114
BRN 742483
Dielectric nthawi zonse 5.5(19℃)
Kukhazikika: Kokhazikika. Koyaka. Kosagwirizana ndi zinthu zamphamvu zopangitsa kuti zinthu ziwonongeke, ma asidi amphamvu.
LogP 3.904 pa 25℃
Chilolezo cha CAS DataBase 91-66-7 (Chilolezo cha CAS DataBase)
NIST Chemistry Reference Benzenamine, N,N-diethyl-(91-66-7)
Dongosolo Lolembetsa Mankhwala a EPA N,N-Diethylaniline (91-66-7)

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Nthawi yotumizira: Okutobala-21-2024