Acidul Malic E296
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Transcript of Acidul Malic E296
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Acidul malic este un compus organic ce se gasete n mod natural n fructe ca mere, struguri,ananas, fructe de pdure etc.
A fost izolat pentru prima data din suc de mere n 1785, iar n 1787 a primit denumirea de acidmalic.
Acidul malic este un compus important ce crete nivelul de energie din organism i rezistena laefort fizic.
Ca aditiv se oine prin sintez c!imic saudin fructe. Cea mai mare parte a acidului malic prezent n alimente se oine prin sintez c!imicdin acidul maleic.
"#$% este folosit n industria alimentar ca acidifiant sau ca arom.
"ste folosit i ca supliment alimentar, mpreun cu magneziul, pentru tratarea ooselii cornice i afiromilagiei.
Efectele consumului de alimente ce conin acid malic (E296)Acidul malic este un acid mai puternic decat acidul citriciacidul lactici de aceea este folositpentru a da alimentelor un gust acru, intens. &in aceasta cauz alimentele ce l contin pot iritasistemul digestiv.
'n anumit tip de dulciuri produse n ('A )conin o cantitate mare de acid malic* prezint peamala+ avertismentul consumul e-cesiv poate irita cavitatea ucal.
Ca i ceilali doi acizi menionai anterior, acidul malic se gsete n foarte multe alimentedestinate copiilor, ceea ce duce la efecte negative mai puternice n cazul acestora )afeciunidigestive, distrugerea smalului dentar*.
"#$% poate produce i n cazul adultilor afeciuni digestive )crampe, alonare* i distrugereasmalului dentar dac acetia consum frecvent uturi sau / i dulciuri ce conin acid malic.
Atunci cand consumai suplimente ce conin acid malic este recomandat s o facei mpreun cuo cantitate suficient de ap. 0entru a primi toate informaiile necesare, nainte de ncepereatratamentului, consultai un medic specialist.
http://cesamancam.ro/magneziu.htmlhttp://cesamancam.ro/acid-citric-e330.htmlhttp://cesamancam.ro/acid-lactic-e270.htmlhttp://cesamancam.ro/acid-lactic-e270.htmlhttp://cesamancam.ro/wp-content/uploads/2013/12/acid-malic.jpghttp://cesamancam.ro/magneziu.htmlhttp://cesamancam.ro/acid-citric-e330.htmlhttp://cesamancam.ro/acid-lactic-e270.html -
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Cosmeticele ce conin acid malic pot produce, n cazul persoanelor sensiile, diferite reaciialergice )nroirea pielii, nepturi, senzaie de arsur*.
"#$% poate reduce tensiunea arterial i nu este recomandat persoanelor !ipotensive sau careurmeaz un tratament n scopul reducerii acesteia.
Consumul ndelungat de acid malic poate produce oezitate i sc!imarea oiceiuriloralimentare. u este recomandat sa consumai acid malic mpreun cu produse pentru slait dincauza efectelor opuse ale celor dou suplimente.
Surse de acid malic (E296)
Acidul malic poate fi cel mai des nt2lnit n uturi carogazoase, ere cu fructe, dulciuri, gumde mestecat, gem, +eleuri, sucuri naturale, sosuri, legume congelate, produse lactate )iaurt cufructe*, vin, cidru, produse fr za!r, produse de patiserie i cofetarie ce conin fructe, produse
n conserv, suplimente alimentare, sirop de tuse, medicamente sau suplimente efervescente,past de dini, ap de gur i produse cosmetice.
Sinonime3 46A4C AC& &6A4C AC& )*6A4C AC& )9*6A4C AC& )(*:;&;?'@A"&=CAC& )
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0otrivit studiilor pulicate de DA= )Dood and Agriculture =rganisation* si =6( )=rganizatia 6ondiala a(anatatii* Ealimentele cu continut de acid malic au fost consumate de om de secole fara efecte adverse. Cutoate acestea e-ista elemente ale acidului malic, precum acidul maleic, al caror continut treuie controlat custrictete.
&e aceea, atat =6( cat si reglementarile '" sunt stricte in ceea ce priveste standardele de calitate aleacidului malic.
Acidul malic)acid !idro-isuccinic*, C:%F5, este un acidorganic sla care se gsete din
aunden n sucurile multor plante, dar n mod special n fructe de pdure, n mr i nstrugureG1H. In scopuri comerciale este oinut prin sintez. "ste parte din metaolismul fiecrei
celule vii G#H, particip2nd ca ion la ciclul res )acidului citric*.
Cu#rins
GascundeH
1
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0otrivit ComisieiCode- alimentarius)creat n 1$%B de DA= i K:=pentru a elaora un set de
recomandri, g!iduri i standarde pentru armonizarea legislaiei i facilitarea comerului
internaional*, acidul malic este n lista aditivilor permii pentru faricarea3 dulciurilor, erii cu
arome, r2nzeturilor, uturii rcoritoare carogazoase, sucurilor de fructe, vinurilor
etc GH.
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A. 4. 4e!ninger Biochimie, "ditura @e!nic, ?ucureti vol. 1$871$$#
P.
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Efecte adverse
!eretrile actuale nu indic e&istena de efecte ad%erse n urma consumului de acid malic. !u toate acestea,
acidul malic este contraindicat sugarilor, iar concentraii mari nu sunt permise n alimentele pentru copii, deoarece
copiilor mici le lipsete capacitatea de a metaboliza cantiti mari de acid malic.
0otri%it 2# )rganizaia 2ondial a #ntii*, +alimentele cu coninut de acid malic au fost consumate de om
de secole fr a produce efecte ad%erse.3
%http&""ro.'iipedia.org"'ii"Acid)malic
Acid malic&e la KiLipedia, enciclopedia lier
A nu se confunda cu acid maleic sau acidul malonic.
"Malate" redirecioneaz aici. Pentru districtul n Manila, a se vedeaMalate, Manila.
Acid malic
DL-Acid malic
http://ro.wikipedia.org/wiki/Acid_malichttp://en.wikipedia.org/wiki/Maleic_acidhttp://en.wikipedia.org/wiki/Maleic_acidhttp://en.wikipedia.org/wiki/Malonic_acidhttp://en.wikipedia.org/wiki/Malate,_Manilahttp://en.wikipedia.org/wiki/Malate,_Manilahttp://en.wikipedia.org/wiki/Malate,_Manilahttp://en.wikipedia.org/wiki/File:Sample_of_racemic_malic_acid.jpghttp://en.wikipedia.org/wiki/File:Malic-acid-3D-balls.pnghttp://en.wikipedia.org/wiki/File:Malic_acid2.pnghttp://ro.wikipedia.org/wiki/Acid_malichttp://en.wikipedia.org/wiki/Maleic_acidhttp://en.wikipedia.org/wiki/Malonic_acidhttp://en.wikipedia.org/wiki/Malate,_Manila -
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Denumirea IUPAC[ascunde]
acidului hidroxibutandioic
Alte nume[ascunde]
L-malic acidul D-malic Acid -Acid malic - () de acid (+)-malic ( S)-
hidroxibutandioic acidului ( R)-acid hidroxibutandioic
Identificatori
Numrul CAS 6!"-!"-#
$xtract "%"
ChemS&ider "!' *#* D-(+)-malic !**!# L-(-)-
malic
N,, !#L!NC./
Numrul C$ %*'-'%%-
.$00 C''!
Chebi Chebi1 66"'
Ch$23L C4$23L!""#
5molimaini *D ,mae !
SMILES
[/re7entare]
InChI
[/re7entare]
Proprieti
8ormula molecular C 4 69 "
2asa molecular !*:' mol -!
Densitate !:6' cm -*
/unct de to&ire !*' ; C< %66 ; 8< '* .
http://en.wikipedia.org/wiki/International_Union_of_Pure_and_Applied_Chemistry_nomenclaturehttp://en.wikipedia.org/wiki/International_Union_of_Pure_and_Applied_Chemistry_nomenclaturehttp://en.wikipedia.org/wiki/International_Union_of_Pure_and_Applied_Chemistry_nomenclaturehttp://en.wikipedia.org/wiki/Malic_acidhttp://en.wikipedia.org/wiki/Malic_acidhttp://en.wikipedia.org/wiki/CAS_registry_numberhttp://www.commonchemistry.org/ChemicalDetail.aspx?ref=6915-15-7http://www.commonchemistry.org/ChemicalDetail.aspx?ref=6915-15-7http://en.wikipedia.org/wiki/PubChemhttp://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=525http://en.wikipedia.org/wiki/ChemSpiderhttp://www.chemspider.com/Chemical-Structure.510.htmlhttp://www.chemspider.com/Chemical-Structure.510.htmlhttp://www.chemspider.com/Chemical-Structure.83793http://www.chemspider.com/Chemical-Structure.83793http://www.chemspider.com/Chemical-Structure.83793http://www.chemspider.com/Chemical-Structure.193317.htmlhttp://www.chemspider.com/Chemical-Structure.193317.htmlhttp://www.chemspider.com/Chemical-Structure.193317.htmlhttp://en.wikipedia.org/wiki/Unique_Ingredient_Identifierhttp://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=817L1N4CKPhttp://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=817L1N4CKPhttp://en.wikipedia.org/wiki/EC_number_(chemistry)http://esis.jrc.ec.europa.eu/lib/einecs_IS_reponse.php?genre=ECNO&entree=230-022-8http://en.wikipedia.org/wiki/KEGGhttp://www.kegg.jp/entry/C00149http://www.kegg.jp/entry/C00149http://en.wikipedia.org/wiki/ChEBIhttps://www.ebi.ac.uk/chebi/searchId.do?chebiId=6650https://www.ebi.ac.uk/chebi/searchId.do?chebiId=6650http://en.wikipedia.org/wiki/ChEMBLhttps://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1455497https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1455497http://en.wikipedia.org/wiki/Jmolhttp://en.wikipedia.org/wiki/Jmolhttp://chemapps.stolaf.edu/jmol/jmol.php?model=O%3DC(O)CC(O)C(%3DO)Ohttp://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_systemhttp://en.wikipedia.org/wiki/Malic_acidhttp://en.wikipedia.org/wiki/International_Chemical_Identifierhttp://en.wikipedia.org/wiki/Malic_acidhttp://en.wikipedia.org/wiki/Molecular_formulahttp://en.wikipedia.org/wiki/Molar_masshttp://en.wikipedia.org/wiki/Densityhttp://en.wikipedia.org/wiki/Melting_pointhttp://en.wikipedia.org/wiki/International_Union_of_Pure_and_Applied_Chemistry_nomenclaturehttp://en.wikipedia.org/wiki/Malic_acidhttp://en.wikipedia.org/wiki/Malic_acidhttp://en.wikipedia.org/wiki/CAS_registry_numberhttp://www.commonchemistry.org/ChemicalDetail.aspx?ref=6915-15-7http://en.wikipedia.org/wiki/PubChemhttp://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=525http://en.wikipedia.org/wiki/ChemSpiderhttp://www.chemspider.com/Chemical-Structure.510.htmlhttp://www.chemspider.com/Chemical-Structure.83793http://www.chemspider.com/Chemical-Structure.193317.htmlhttp://en.wikipedia.org/wiki/Unique_Ingredient_Identifierhttp://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=817L1N4CKPhttp://en.wikipedia.org/wiki/EC_number_(chemistry)http://esis.jrc.ec.europa.eu/lib/einecs_IS_reponse.php?genre=ECNO&entree=230-022-8http://en.wikipedia.org/wiki/KEGGhttp://www.kegg.jp/entry/C00149http://en.wikipedia.org/wiki/ChEBIhttps://www.ebi.ac.uk/chebi/searchId.do?chebiId=6650http://en.wikipedia.org/wiki/ChEMBLhttps://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1455497http://en.wikipedia.org/wiki/Jmolhttp://chemapps.stolaf.edu/jmol/jmol.php?model=O%3DC(O)CC(O)C(%3DO)Ohttp://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_systemhttp://en.wikipedia.org/wiki/Malic_acidhttp://en.wikipedia.org/wiki/International_Chemical_Identifierhttp://en.wikipedia.org/wiki/Malic_acidhttp://en.wikipedia.org/wiki/Molecular_formulahttp://en.wikipedia.org/wiki/Molar_masshttp://en.wikipedia.org/wiki/Densityhttp://en.wikipedia.org/wiki/Melting_point -
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Solubilitate=na& "" > l (la %' ; C)[ ! ]
Aciditate(&K a) &K a!? *' &K a%? "%'[ % ]
Compui nrudii
Alteanioni malat
Leate deaci7i carboxilici acidul succinic
acid tartric
acidul @umaric
Com&ui =nrudii butanol
butiraldehida
crotonaldehde
malat de sodiu
(Beri@ic) (ceea ce este1 > ) Cu exce&ia ca7ului =n care se
menionea7 alt@el datele sunt &re7entate &entru materialele lor =nstare
standard (de la %" ; C (## ; 8) !'' /a)
Ee@erine ,n@obox
Acidul maliceste uncompus organiccu formula := #CC: #C:=:C= #:. "ste unacid dicaro-ilic,
care se face de ctre toate organismele vii, contriuie la gustul plcut acru de fructe, i este folosit ca
un aditiv alimentar. Acidul malic are dou forme stereoizomere ) 4 i &enantiomeri*, dei numai 4izomerul e-ista in mod natural. Cele (rurilei esteriiacidului malic sunt cunoscute ca malat. Anionul
malat este un intermediar nciclul acidului citric.
Coninut
GascundeH
1 ?ioc!imie
# Acidul malic n produsele alimentare
B 0roduc ia i reacii principale
!arta cale interactiv
5 A se vedea, de asemenea,
%
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-ioc.imie % edit
4acid malic este forma n mod natural, n timp ce un amestec de 4 i &malic Acid produs sintetic.
4acid malic
&malic Acid
6alat +oac un rol important nioc!imie. In fi-are caron Cprocesului, malat este o surs
deC= #dinciclul Calvin. Inciclul acidului citric, ) S*malat este un intermediar, format prin adugarea
unui=:grup pe sifata de fumarat. Acesta poate fi, de asemenea, format din piruvat prin reac ii
anaplerotic.
6alat este de asemenea sintetizat princaro-ilareade fosfoenolpiruvatn celulele de paz de frunze
de plante. 6alat, ca un anion dulu, nsoete adesea cationi de potasiu n timpul asoriei
sustanelor dizolvate n celule de paz, n scopul de a menine ec!ilirul electric n
celul. Acumularea acestor sustane dizolvate din interiorul celulei garda scade potenialul
sustanei dizolvate, care permite apei s intre n celul i s promoveze desc!idere de stomatelor.
Acidul malic din #rodusele alimentare % edit
Acidul malic a fost izolat pentru prima data de lasuc de meredeCarl Kil!elm (c!eelen
1785.Antoine 4avoisiern 1787 a propus numele malique acide, care este derivat din latincuv2ntulde mere, malum. G B HAcidul malic contriuie la acreala de verde mere. "ste prezent nstrugurii n
cele mai multe vinuri cu concentraii uneori la fel de mare ca 5 g / l..G HAceasta confer un gust tarta
devin, dei suma scade odat cu creterea de fructematuritate. Oustul de acid malic este foarte clar
i curat n ruar, o instalaie pentru care este aroma primar.
http://en.wikipedia.org/w/index.php?title=Malic_acid&action=edit§ion=1http://en.wikipedia.org/wiki/Biochemistryhttp://en.wikipedia.org/wiki/Biochemistryhttp://en.wikipedia.org/wiki/C4_carbon_fixationhttp://en.wikipedia.org/wiki/Carbon_dioxidehttp://en.wikipedia.org/wiki/Carbon_dioxidehttp://en.wikipedia.org/wiki/Carbon_dioxidehttp://en.wikipedia.org/wiki/Calvin_cyclehttp://en.wikipedia.org/wiki/Calvin_cyclehttp://en.wikipedia.org/wiki/Citric_acid_cyclehttp://en.wikipedia.org/wiki/Citric_acid_cyclehttp://en.wikipedia.org/wiki/Citric_acid_cyclehttp://en.wikipedia.org/wiki/Alcoholhttp://en.wikipedia.org/wiki/Alcoholhttp://en.wikipedia.org/wiki/Anaplerotic_reactionshttp://en.wikipedia.org/wiki/Anaplerotic_reactionshttp://en.wikipedia.org/wiki/Anaplerotic_reactionshttp://en.wikipedia.org/wiki/Anaplerotic_reactionshttp://en.wikipedia.org/wiki/Anaplerotic_reactionshttp://en.wikipedia.org/wiki/Carboxylationhttp://en.wikipedia.org/wiki/Carboxylationhttp://en.wikipedia.org/wiki/Phosphoenolpyruvatehttp://en.wikipedia.org/w/index.php?title=Malic_acid&action=edit§ion=2http://en.wikipedia.org/wiki/Apple_juicehttp://en.wikipedia.org/wiki/Apple_juicehttp://en.wikipedia.org/wiki/Carl_Wilhelm_Scheelehttp://en.wikipedia.org/wiki/Carl_Wilhelm_Scheelehttp://en.wikipedia.org/wiki/Carl_Wilhelm_Scheelehttp://en.wikipedia.org/wiki/Antoine_Lavoisierhttp://en.wiktionary.org/wiki/acide_maliquehttp://en.wikipedia.org/wiki/Latinhttp://en.wiktionary.org/wiki/malum#Etymology_2http://en.wikipedia.org/wiki/Malic_acid#cite_note-3http://en.wikipedia.org/wiki/Malic_acid#cite_note-3http://en.wikipedia.org/wiki/Applehttp://en.wikipedia.org/wiki/Grapehttp://en.wikipedia.org/wiki/Grapehttp://en.wikipedia.org/wiki/Malic_acid#cite_note-4http://en.wikipedia.org/wiki/Malic_acid#cite_note-4http://en.wikipedia.org/wiki/Malic_acid#cite_note-4http://en.wikipedia.org/wiki/Winehttp://en.wikipedia.org/wiki/Winehttp://en.wikipedia.org/wiki/Winehttp://en.wikipedia.org/wiki/Ripeness_(wine)http://en.wikipedia.org/wiki/Ripeness_(wine)http://en.wikipedia.org/wiki/Rhubarbhttp://en.wikipedia.org/wiki/File:D-%C3%84pfels%C3%A4ure.svghttp://en.wikipedia.org/wiki/File:L-%C3%84pfels%C3%A4ure.svghttp://en.wikipedia.org/w/index.php?title=Malic_acid&action=edit§ion=1http://en.wikipedia.org/wiki/Biochemistryhttp://en.wikipedia.org/wiki/C4_carbon_fixationhttp://en.wikipedia.org/wiki/Carbon_dioxidehttp://en.wikipedia.org/wiki/Calvin_cyclehttp://en.wikipedia.org/wiki/Citric_acid_cyclehttp://en.wikipedia.org/wiki/Alcoholhttp://en.wikipedia.org/wiki/Anaplerotic_reactionshttp://en.wikipedia.org/wiki/Anaplerotic_reactionshttp://en.wikipedia.org/wiki/Carboxylationhttp://en.wikipedia.org/wiki/Phosphoenolpyruvatehttp://en.wikipedia.org/w/index.php?title=Malic_acid&action=edit§ion=2http://en.wikipedia.org/wiki/Apple_juicehttp://en.wikipedia.org/wiki/Carl_Wilhelm_Scheelehttp://en.wikipedia.org/wiki/Antoine_Lavoisierhttp://en.wiktionary.org/wiki/acide_maliquehttp://en.wikipedia.org/wiki/Latinhttp://en.wiktionary.org/wiki/malum#Etymology_2http://en.wikipedia.org/wiki/Malic_acid#cite_note-3http://en.wikipedia.org/wiki/Applehttp://en.wikipedia.org/wiki/Grapehttp://en.wikipedia.org/wiki/Malic_acid#cite_note-4http://en.wikipedia.org/wiki/Winehttp://en.wikipedia.org/wiki/Ripeness_(wine)http://en.wikipedia.org/wiki/Rhubarb -
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0rocesul de D64transform acid malic pentru mult mai usoarade acid lactic. Acidul malic are loc n
mod natural n toate fructele i multe legume, i este generat n metaolismul de fructe.G 5 H
Acid malic, atunci cand este adaugata la produsele alimentare, este notat cu numrul ""#$%.Acidul
malic este sursa de aciditate e-trem n ('Acofetriea produs, aanumitul bomboane
etrem. Acesta este, de asemenea, utilizat cu sau n loc de mai puin acrude acid citricn dulciuri
acru. Aceste dulciuri sunt uneori etic!etate cu un avertisment care s ateste c un consum e-cesiv
poate provoca iritaii ale gurii. "ste aproat pentru utilizare ca un aditiv alimentarn 'niunea
"uropean, G % H(tatele 'nite ale Americii G 7 Hi Australia i oua Reeland G 8 H)n cazul n care este
listat de numrul ( #$%*.
Acidul malic ofer 1F LS / g de energie n timpul digestiei.G $ H
/roducia i reacii #rinci#ale % edit
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G HHHIII 3Si7e &x]]
http://en.wikipedia.org/wiki/File:TCACycle_WP78.png -
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JCA ciclu de editare
!: Sari 4arta cale interactiK &oate @i
editat la ii/athMas1JCACcleO/#:
http://www.wikipathways.org/index.php/Pathway:WP78http://en.wikipedia.org/wiki/Malic_acid#cite_ref-WikiPathways_13-0http://en.wikipedia.org/wiki/Malic_acid#cite_ref-WikiPathways_13-0http://www.wikipathways.org/index.php/Pathway:WP78http://www.wikipathways.org/index.php/Pathway:WP78http://www.wikipathways.org/index.php/Pathway:WP78http://en.wikipedia.org/wiki/Malic_acid#cite_ref-WikiPathways_13-0http://www.wikipathways.org/index.php/Pathway:WP78 -
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A se 1edea de asemenea % edit
Acizi n vin
6etaolismul acizilor Crassulacean
@ransfer malataspartat
Referine % edit
1. Sari,?aza de date c!em?linL online a sustanelor c!imice din ntreaga lume
#. Sari 3n sus ,&aMson,