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mankhwala

Whisky Lactone (CAS#39212-23-2)

Chemical Property:

Molecular Formula C9H16O2
Molar Misa 156.22
Kuchulukana 0.952g/mLat 25°C(lat.)
Boling Point 93-94°C5mm Hg(kuyatsa)
Pophulikira >230°F
Nambala ya JECFA 437
Kuthamanga kwa Vapor 0.027mmHg pa 25°C
Maonekedwe madzi oyera
Mtundu Zopanda mtundu mpaka pafupifupi zopanda mtundu
Refractive Index n20/D 1.4454(lit.)
Zakuthupi ndi Zamankhwala Madzi opanda mtundu. Zili mu kukoma kwa vinyo, monga kununkhira kwa vinyo ndi kukoma kwa coumarin, kokonati, nkhuni, mtedza ndi zina zotero. Malo otentha a 93 ~ 94 deg C. Kusungunuka mu Madzi <0.1%; Kusungunuka mu hexane> 50%. Zinthu zachilengedwe zimapezeka mu vinyo, ramu, matalala ndi vinyo.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
WGK Germany 2

 

Mawu Oyamba

Whisky lactone ndi mankhwala omwe amadziwikanso kuti 2,3-butanediol lacone.

 

Ubwino:

Whisky lactone ndi madzi achikasu opepuka opanda utoto komanso fungo lapadera lofanana ndi kununkhira kwa kachasu. Ndiwochepa sungunuka kuposa madzi kutentha firiji, koma mosavuta sungunuka mu organic solvents monga Mowa ndi ether.

 

Ma lactones a whisky amapangidwa makamaka ndi mankhwala. Njira yokonzekera yodziwika bwino ndiyo kupeza ma whiskey lactones ndi esterification ya 2,3-butanediol ndi acetic anhydride pansi pa zochitika.

 

Chidziwitso Chachitetezo: Ma lactones a whisky nthawi zambiri amawonedwa ngati otetezeka kwa anthu, koma amatha kuyambitsa kugaya chakudya monga kukhumudwa m'mimba akamwedwa mopitilira muyeso. Ndikofunikira kuwongolera kuchuluka koyenera mukamagwiritsa ntchito ndikupewa kugwiritsa ntchito mopitirira muyeso. Kwa anthu omwe ali ndi ziwengo, pali kuthekera kwa ziwengo, kotero kuyezetsa koyenera koyenera kumayenera kuchitidwa musanagwiritse ntchito. Ma lactones a whiskey ayenera kupewedwa kuti asakhudzidwe ndi maso ndi khungu, ndikutsukidwa ndi madzi nthawi yomweyo ngati atakhudza mosadziwa. Posunga, iyenera kuyikidwa pamalo ozizira, owuma kuti pasakhale kutentha kwambiri ndi moto.


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