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

CAS:497-23-4

Tātai ngota:C4H4O2

Taumaha ngota:84.07

EINECS:207-839-3

Ngā kupu taurite:γ-Crotonolactone, 2-Buten-1,4-olide; 2,5-Dihydrofuranone; 5-Oxo-2,5-dihydrofuran-3-yl ester; a,b-Crotonolactone; Waikawa Crotonic, 4-hydroxy-; 2,5-Dihydrofuran-2-one; 2(5H)-Furanone,γ-Crotonolactone, 2-Buten-1,4-olide2(5H)-Furanone 2-Oxo-2,5-dihydrofuran; 2(5H)-FURANONE MŌ; TE WHAKAHANGA 1 ML

Waiho tō karere

Taipitopito Hua

Tikiake

Ngā Tohu Hua

He aha te 2(5H)-Furanone CAS 497-23-4?

2 (5H) - He lactone te Furanone me ngā āhuatanga ester noa, pērā i te whakaitiiti me te ammonolysis; Kei roto ngā hononga takirua e honoa ana ki ngā esters, ka puta pea te tauhohenga tāpiri Michael; Nā tōna hononga ki te hāora me te pānga tango irahiko o ngā rōpū ester e tukuna ana mā roto i ngā hononga takirua, he waikawa tōna rōpū methylene, ā, ka taea te tango i te hauwai e ngā turanga kaha.

Whakatakotoranga

Taonga	Whakatakotoranga
Te pūwāhi koropupū	86-87 °C/12 mmHg (ipurangi)
Kiato	1.185 g/mL i te 25 °C (i roto i te rama)
Te pūwāhi rewa	4-5 °C (mārama)
te wairewatanga	Ka wairewa i roto i te chloroform
ātete	n20/D 1.469(whakamārama)
Ngā tikanga rokiroki	2-8°C

Tono

2 (5H) - Ko te Furanone he matū heterocyclic waro, ko te butenolide tino māmā, ka puta mai hei wai kore tae i te pāmahana rūma. Ko tōna tauira hanganga ko γ - crotonyl lactone, he rauemi matua mō te maha o ngā ngota ngota hohe i roto i ngā rongoā. Ko tōna hanganga e kitea whānuitia ana i roto i ngā ngota bioactive pērā i ngā paturopi, ngā patu huakita, ngā rongoā anti-pukupuku, me ngā rongoā antiviral.