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umkhiqizo

I-Alpha-Angelica Lactone (CAS#591-12-8)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H6O2
I-Molar Mass 98.1
Ukuminyana 1.092g/mLat 25°C(lit.)
I-Melting Point 13-17°C(lit.)
I-Boling Point 55-56°C12mm Hg(lit.)
I-Flash Point 155°F
Inombolo ye-JECFA 221
Ukuncibilika kwamanzi 5 g/100 mL (25 ºC)
Ukuncibilika Incibilika nge-ethanol, inyibilika kancane emanzini
I-Vapor Presure 0.023mmHg ku-25°C
Ukubukeka Uketshezi olusobala
I-Gravity ethize 1.101.092
Umbala Okuphuzi Okukhanyayo
I-Merck 14,647
I-BRN 108394
pKa pK1:4.3 (25°C)
Isimo Sesitoreji 2-8°C
I-Refractive Index n20/D 1.448(lit.)
I-MDL I-MFCD00005375
Izakhiwo Zomzimba Nezamakhemikhali Sula uketshezi oluphuzi ngokukhanyayo ukuya kophuzi ngokukhanyayo. Iphunga elimnandi le-herbal eline-aftertaste kagwayi. Iphuzu Elincibilikayo 18 °c, iphoyinti elibilayo 167~170 °c noma 55~56 °c (1600Pa). Incibilika ku-ethanol, inyibilika kancane emanzini. Imikhiqizo yemvelo itholakala ku-Cranberry, ama-currants, amajikijolo ashisayo, isinkwa, amaprotheni e-soy e-hydrolyzed, kanye ne-licorice.
Sebenzisa Isetshenziswa njengesinongo

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Incazelo Yokuphepha 24/25 - Gwema ukuthintana nesikhumba namehlo.
Ama-ID e-UN NA 1993 / PGIII
I-WGK Germany 2
I-RTECS LU5075000
AMAKHODI E-FLUKA BRAND F 10-21
I-TSCA Yebo
Ikhodi ye-HS 29322090
Ubuthi I-LD50 orl-mus: 2800 mg/kg DCTODJ 3,249,80

 

Isingeniso

I-α-Angelica lactone iyinhlanganisela yemvelo enegama lamakhemikhali (Z) -3-butenoic acid-4-(2′-hydroxy-3′-methylbutenyl)-ester. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-α-Angelica lactone:

 

Ikhwalithi:

- Ukubukeka: Okuqinile kwekristalu emhlophe

- Ukunyibilika: Kuncibilika kancane emanzini, kuncibilika kuzincibilikisi zemvelo ezifana ne-ethanol ne-chloroform

 

Sebenzisa:

- Chemical synthesis: α-Angelica lactone ingasetshenziswa emkhakheni synthesis organic njengento inkomba noma Lesisemkhatsini.

 

Indlela:

Njengamanje, indlela yokulungiselela i-α-angelica lactone itholakala ngokuyinhloko ngokuhlanganiswa kwamakhemikhali. Indlela yokuhlanganisa evame ukusetshenziswa ukukhiqiza i-α-angelica lactones ngokusabela ama-molecule e-cyclopentadienic acid nama-molecule angu-3-methyl-2-buten-1-ol ngaphansi kwezimo zokusabela ezifanele.

 

Ulwazi Lokuphepha:

- I-α-Angelica lactone iphephile ukusetshenziswa okujwayelekile, kodwa kusabalulekile ukulandela izinqubo ezijwayelekile zokuphepha zaselabhorethri.

- Gwema ukuthintana ngqo kwesikhumba futhi ugeze ngamanzi amaningi uma kukhona ukuxhumana.

- Qaphela ukugwema umlilo kanye namazinga okushisa aphezulu ngesikhathi sokugcina nokuphatha.

- Uma kwenzeka uhogela umoya ngephutha noma ukumuncela ngephutha, funa usizo lwezokwelapha ngokushesha.


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