iphepha_ibhena

imveliso

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

Ipropati yeMichiza:

Ifomula yeemolekyuli C5H6O2
IMisa yeMolar 98.1
Ukuxinana 1.092g/mLat 25°C(lit.)
Indawo yokunyibilika 13-17°C(lit.)
Indawo yeBoling 55-56°C12mm Hg(lit.)
Indawo yokuflasha 155°F
Inombolo yeJECFA 221
Ukunyibilika kwamanzi 5 g/100 mL (25 ºC)
Ukunyibilika Inyibilika nge-ethanol, inyibilika kancinane emanzini
Uxinzelelo loMphunga 0.023mmHg ku-25°C
Imbonakalo Ulwelo olucacileyo
Ubunzima obuthile 1.101.092
Umbala UKhanya oLumthubi olucacileyo
Merck 14,647
I-BRN 108394
pKa pK1:4.3 (25°C)
Imeko yoGcino 2-8°C
Refractive Index n20/D 1.448(lit.)
MDL MFCD00005375
IiPropati zoMzimba kunye nezeMichiza Lulwelo olucacileyo oluqaqambileyo ukuya kolutyheli. Ivumba elimnandi leherbal necuba aftertaste. Indawo yokunyibilika i-18 °c, iqondo lokubila li-167~170 °c okanye 55~56 °c (1600Pa). Inyibilika kwi-ethanol, inyibilika kancinane emanzini. Iimveliso zendalo zifumaneka kwi-Cranberry, i-currants, i-blackberries evuthayo, isonka, i-hydrolyzed soy protein, kunye ne-licorice.
Sebenzisa Isetyenziswa njengesiqholo

Iinkcukacha zeMveliso

Iithegi zeMveliso

Inkcazelo yoKhuseleko 24/25-Kuphephe ukudibana nolusu kunye namehlo.
Izazisi ze-UN NA 1993 / PGIII
WGK eJamani 2
RTECS LU5075000
FLUKA BRAND F IIKHOWUDI 10-21
I-TSCA Ewe
Ikhowudi ye-HS 29322090
Ubutyhefu I-LD50 orl-mus: 2800 mg/kg DCTODJ 3,249,80

 

Intshayelelo

I-α-Angelica lactone i-organic compound kunye negama lekhemikhali (Z) -3-butenoic acid-4- (2'-hydroxy-3'-methylbutenyl) -ester. Oku kulandelayo kukwazisa kwiipropati, ukusetyenziswa, iindlela zokulungiselela kunye nolwazi lokhuseleko lwe-α-Angelica lactone:

 

Umgangatho:

- Imbonakalo: Ikristale emhlophe eqinileyo

-Ukunyibilika: Inyibilika kancinane emanzini, inyibilika kwizinyibilikisi eziphilayo ezifana ne-ethanol kunye nechloroform

 

Sebenzisa:

- I-Chemical synthesis: I-α-Angelica lactone ingasetyenziselwa kwintsimi ye-organic synthesis njengento yokubhekisela okanye ephakathi.

 

Indlela:

Okwangoku, indlela yokulungiselela i-α-angelica lactone ifumaneka ikakhulu ngokuxutywa kweekhemikhali. Indlela yokudibanisa esetyenziswa ngokuqhelekileyo kukuvelisa i-α-angelica lactones ngokuphendula i-cyclopentadienic acid molecules kunye ne-3-methyl-2-buten-1-ol molecules phantsi kweemeko ezifanelekileyo zokuphendula.

 

Ulwazi ngoKhuseleko:

- I-α-Angelica lactone ikhuselekile ukusetyenziswa rhoqo, kodwa kusabalulekile ukulandela iindlela zokhuseleko lwebhubhoratri jikelele.

- Gwema ukudibana ngokuthe ngqo kwesikhumba kwaye uhlambulule ngamanzi amaninzi ukuba kukho ukudibanisa.

- Qaphela ukunqanda umlilo kunye nobushushu obuphezulu ngexesha lokugcinwa kunye nokuphatha.

- Kwimeko yokuphefumla ngempazamo okanye ukungenwa ngengozi, funa unyango ngokukhawuleza.


  • Ngaphambili:
  • Okulandelayo:

  • Bhala umyalezo wakho apha kwaye uwuthumele kuthi