2(5H)-Furanone CAS 497-23-4

CAS:497-23-4

Cov mis molecular:C4H4O2

Qhov Hnyav Molecular:84.07

EINECS:207-839-3

Cov lus txhais:γ-Crotonolactone, 2-Buten-1,4-olide; 2,5-Dihydrofuranone; 5-Oxo-2,5-dihydrofuran-3-yl ester; a,b-Crotonolactone; Crotonic acid, 4-hydroxy-; 2,5-Dihydrofuran-2-ib; 2(5H)-Furanone,γ-Crotonolactone, 2-Buten-1,4-olide2(5H)-Furanone 2-Oxo-2,5-dihydrofuran; 2(5H)-FURANONE RAU; SYNTHESIS 1 ML

Sau Koj Cov Lus

Cov Khoom Qhia Txog Khoom

Rub tawm

Cov Cim Npe Khoom

2(5H)-Furanone CAS 497-23-4 yog dab tsi?

2 (5H) - Furanone yog ib qho lactone nrog cov khoom ester ib txwm muaj, xws li kev txo qis thiab ammonolysis; Muaj cov khoom sib txuas ob npaug nrog esters, Michael ntxiv cov tshuaj tiv thaiv tuaj yeem tshwm sim; Vim nws txoj kev sib txuas nrog oxygen thiab cov nyhuv rho tawm electron ntawm cov pab pawg ester xa mus los ntawm cov khoom sib txuas ob npaug, nws cov pab pawg methylene muaj acidity thiab tuaj yeem raug hydrogen deprived los ntawm cov hauv paus muaj zog.

Cov Lus Qhia Tshwj Xeeb

Khoom	Cov Lus Qhia Tshwj Xeeb
Kub taw tes	86-87 °C/12 mmHg (lit.)
Qhov Ceev	1.185 g/mL ntawm 25 °C (lit.)
Qhov kub yaj	4-5 ° C (lit.)
kev yaj tau	Yaj hauv chloroform
kev tiv taus	n20/D 1.469(lit.)
Cov xwm txheej cia khoom	2-8°C

Daim Ntawv Thov

2 (5H) - Furanone yog ib qho organic heterocyclic compound, qhov yooj yim tshaj plaws butenolide, uas tshwm sim ua kua tsis muaj xim ntawm chav tsev kub. Nws cov qauv mis yog γ - crotonyl lactone, uas yog cov khoom siv ua ntej rau ntau cov tshuaj nquag hauv cov tshuaj. Nws cov qauv feem ntau pom muaj nyob rau hauv cov tshuaj bioactive xws li tshuaj tua kab mob, tshuaj tua kab mob, tshuaj tiv thaiv qog, thiab tshuaj tua kab mob.