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Acide Fumaric irashobora gukoreshwa nkigenzura rya acide

Acide Fumaric, izwi kandi nka acide fumaric, acide violet cyangwa acide lichenique, aribyo aside fumaric (izina rya IUPAC (E) -butenedioic aside), ni kirisiti itagira ibara, yaka umuriro igizwe na acide Carboxylic ikomoka kuri butene. Gutwika aside fumaric irekura imyuka ya anhydride yumugabo. Biryoha nk'imbuto kandi biboneka muri Corydalis, Boletus, Lichens, na Nori yo muri Islande.

    Ibisobanuro

    Acide Fumaric ikoreshwa mugukora ibisigazwa bya polyester idahagije. Ubu bwoko bwa resin burangwa no kurwanya imiti myiza no kurwanya ubushyuhe; copolymer ya aside fumaric na vinyl acetate ni nziza. Copolymer hamwe na styrene nibikoresho fatizo byo gukora FRP. Amashanyarazi yakozwe na aside fumaric ntabwo ari uburozi kandi arashobora gukoreshwa kuri vinyl acetate latex ahura nibiryo. Iki gicuruzwa ninziza nziza hagati yubuvuzi nubuvuzi bwa optique. Ikoreshwa mugukora aside irwanya antercote dimercaptosuccinic munganda zimiti. Acide fumaric itabangamiwe na karubone ya sodium kugirango ibone sodium fumarate ([17013-01-3]), hanyuma isimburwe na sulfate ferrous kugirango ibone fumarate, ikoreshwa mu kuvura amaraso make ya selile itukura hamwe n’imiti ikungahaye kuri fer. Iki gicuruzwa gikoreshwa nkibiryo byongera ibiryo-bikarishye, bikoreshwa mubinyobwa bisusurutsa, bombo yimbuto, jelly, ice cream, nibindi, ibyinshi muribyo bikoreshwa hamwe na acide citric acide. Umunyu wa monosodium wakozwe na reaction ya acide fumaric na hydroxide ya sodium, Irakoreshwa kandi nk'ikirungo gisharira kandi nkigihe cyo hagati ya resinike na mordant.

    ibisobanuro2

    Gusaba

    Mu biryo bikoreshwa cyane cyane mubikomoka ku nyama, gutunganya amafi nibindi. Acide Fumaric irashobora gukoreshwa nkigenzura rya acide, aside aside, antioxydeant, umunyu utera umunyu nibirungo. Iki gicuruzwa gifite ingaruka zikomeye kugirango igisubizo cyamazi kigere kuri pH3.0, kandi gifite uruhare runini mukurinda antibacterial na mildew, icyarimwe, gifite uburyohe butangaje, ni imwe muri acide ikomeye cyane ya acide, umuvuduko muke, kandi ifasha kwagura ubuzima bwibicuruzwa byifu. Iyo aside fumaric ihinduwe muri sodium fumarate, amazi meza hamwe nuburyohe nibyiza.
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    Ibisobanuro ku bicuruzwa

    Izina ryibicuruzwa

    Acide Fumaric

    URUBANZA

    110-17-8

    MF

    C4H4O4

    MW

    116.07

    EINECS

    203-743-0

    Acide Fumaric Imiterere yimiti

    ?

    Ingingo yo gushonga

    298-300 ° C (subl.) (Lit.)

    Ingingo yo guteka

    137.07 ° C (igereranya)

    ubucucike

    1.62

    umuvuduko w'umwuka

    1,7 mm Hg (165 ° C)

    FEMA

    2488 | ACID FUMARIC

    indangagaciro

    1.5260 (igereranya)

    Fp

    230 ° C.

    ububiko bwa temp.

    Ubike munsi ya + 30 ° C.

    gukemura

    95% Ethanol: gushonga0.46g / 10 mL, bisobanutse, bitagira ibara

    ifishi

    Ifu nziza ya Crystalline

    pka

    3.02, 4.38 (kuri 25oC)

    ibara

    Cyera

    PH

    2.1 (4.9g / l, H2O, 20oC)

    imipaka iturika

    40%

    Amazi meza

    0,63 g / 100 mL (25 oC)

    Umubare wa JECFA

    618

    Merk

    144.287

    BRN

    605763

    Igihagararo:

    Ihagaze ku bushyuhe bwicyumba. Yangirika hafi ya 230 C. Ntibishobora kubangikanya imbaraga zikomeye za okiside, shingiro, kugabanya ibintu. Yaka.

    InChIKey

    VZCYOOQTPOCHFL-OWOJBTEDSA-N

    CAS DataBase Reba

    110-17-8 (CAS DataBase Reba)

    Ubumenyi bwa NIST

    Acide Fumaric (110-17-8)

    Sisitemu yo Kwiyandikisha Ibintu

    Acide Fumaric (110-17-8)

    Ibintu

    Ibipimo

    Suzuma (%)

    ≥99.0

    Mesh

    Binyuze kuri 300 Mesh

    Nka PPM

    ≤3

    Ibyuma biremereye (Pb)

    ≤10

    Amazi (%)

    ≤0.3

    Acide ya kigabo (%)

    ≤0.1

    Ibara (Pt-Co)

    ≤15 Hazen

    Gushonga (oC)

    286-289

    Gukemura (25oC)

    ≥1.00g / 100ml Amazi

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