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ibicuruzwa

3-methyl-2-oxobutyric aside (CAS # 759-05-7)

Umutungo wa Shimi:

Inzira ya molekulari C5H8O3
Misa 116.12
Ubucucike 0.9968
Ingingo yo gushonga 31.5 ℃
Ingingo ya Boling 170.5 ℃
Umubare wa JECFA 631
Amazi meza 400.6g / L (20 ºC)
pKa 2.57 ± 0.54 (Biteganijwe)
Imiterere y'Ububiko 2-8 ° C.
Ironderero 1.3850
Mu bushakashatsi bwa vitro 3-Methyl-2-oxobutanoic aside (alpha-Ketoisovaleric aside) ibanziriza aside pantothenike muri coli ya Escherichia. 3-Methyl-2-oxobutanoic aside (alpha-Ketoisovaleric aside) yongerera aside alpha-ketoisocaproic aside na alpha-keto-beta-methyl-n-valeric aside, ariko igabanya aside amine ihuye nayo, kandi igatera kugabanuka kwa ornithine hakiri kare hamwe na a gutinda kwiyongera kwa plasma arginine.
Mu bushakashatsi bwa vivo 3-Methyl-2-oxobutanoic aside (alpha-Ketoisovaleric aside) itera guhungabana binyuze muri GABAergic na glutamatergic mumbeba.

Ibicuruzwa birambuye

Ibicuruzwa

 

Intangiriro

3-Methyl-2-oxobutyric aside, izwi kandi nka tert-butoxypropionic aside, TBAOH, ni ifumbire mvaruganda.

 

Ubwiza:

3-Methyl-2-oxobutyric aside ni ibara ritagira ibara ryumuhondo wijimye kandi ufite impumuro idasanzwe. Irashobora gushonga mumazi hamwe nudukoko twinshi twinshi, ariko ntigishobora gushonga mumashanyarazi adafite inkingi nka peteroli.

 

Koresha:

3-Methyl-2-oxobutyric aside ikoreshwa kenshi nka catalizike ya alkali muri synthesis organique, cyane cyane muburyo bwo gusimbuza. Irashobora guhagarika reaction nka esterification, etherification, amidation, olefin yongeyeho, nibindi. Irashobora kandi gukoreshwa nkumusemburo wamazi wamazi kugirango uhagarike reaction nka okiside, hydrogenation, na alkydation.

 

Uburyo:

3-Methyl-2-oxobutyric aside irashobora kuboneka mugukora propanol hamwe na sodium tert-butoxide (cyangwa tert-butanol na hydroxide ya sodium). Intambwe yihariye nugukora propanol hamwe na tert-butyl sodium oxyde ku bushyuhe bukwiye, hanyuma ibicuruzwa bikaboneka mugukuraho.

 

Amakuru yumutekano:

3-Methyl-2-oxobutyric aside irakaza kandi ikabora kandi igomba kwirinda guhura nuruhu, amaso, hamwe nubuhumekero. Uturindantoki turinda, amadarubindi, na masike bigomba kwambara mugihe cyo gukoresha. Mugihe uhuye nimpanuka, kwoza amazi menshi hanyuma uhite witabaza. Igomba kubikwa ahantu hakonje, ihumeka, kure yumuriro na okiside.


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