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ibicuruzwa

Vanillin propyleneglycol acetal (CAS # 68527-74-2)

Umutungo wa Shimi:

Inzira ya molekulari C11H14O4
Misa 210.23
Ubucucike 1.184 ± 0.06 g / cm3 (Biteganijwe)
Ingingo ya Boling 333.1 ± 42.0 ° C (Biteganijwe)
Flash point 155.3 ° C.
Umubare wa JECFA 1882
Umwuka 7.21E-05mmHg kuri 25 ° C.
pKa 9.80 ± 0.35 (Byahanuwe)
Imiterere y'Ububiko 2-8 ° C.
Ironderero 1.529

Ibicuruzwa birambuye

Ibicuruzwa

 

Intangiriro

Vanillin propyl glycol acetal nikintu kama.

 

Ubwiza:

Vanillin propylene glycol acetal ni ibara ritagira ibara ryumuhondo hamwe nimpumuro idasanzwe isa nimpumuro ya vanilla. Irashobora gushonga muri alcool na ether solvents kandi ntishobora gushonga mumazi.

 

Koresha:

 

Uburyo:

Vanillin propylene glycol acetal irashobora kuboneka mugihe reaction ya vanillin na propylene glycol acetal mubihe bya alkaline. Mugihe cya alkaline, vanillin ifata acetal ya propylene glycol kugirango ikore acetal ya vanillin propylene glycol.

 

Amakuru yumutekano:

Byumvikane ko vanillin propylene glycol acetal muri rusange ifite umutekano mugihe gikoreshwa bisanzwe, ariko ibintu bikurikira bigomba kwitonderwa:

Irinde guhura na vanillin, propylene glycol, acetal ifite uruhu, amaso hamwe na membrane.

Wambare ingamba zikwiye zo kurinda, nka gants na gogles, mugihe uyikoresha.

Mugihe cyo kubika no gutunganya, birakenewe kwirinda gutwikwa nubushyuhe bwo hejuru kugirango birinde gutwikwa cyangwa guturika.

 


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