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- Dimethyl_dicarbonate abstract "Dimethyl dicarbonate (DMDC) is a colorless liquid with a sharp odor. Its primary use is as a beverage preservative and or processing aid or sterilant (INS No. 242), and acts by inhibiting the enzymes acetate kinase and L-glutamic acid decarboxylase. It has also been proposed that methoxycarbonylation of the histidine part of the enzymes alcohol dehydrogenase and glyceraldehyde 3-phosphate dehydrogenase by DMDC inhibits these essential enzymes also. Once it has been added to beverages, the efficacy of the chemical is provided by the following reactions:DMDC + H2O → 2 CH3OH + 2 CO2DMDC + Ethanol → Ethyl methyl carbonateDMDC + NH3 → Methyl carbamateDMDC + Amino acid → Derived carboxymethylDMDC is sometimes used as a preservative in wine as a replacement to sulfur dioxide, inactivating wine spoilage yeasts such as Brettanomyces. In the U.S., the FDA approved its use in wines in 1988, with the maximum level being permitted set at 200 mg/L, and only if there were fewer than 500 yeast cells/mL at time of dosage. It is also approved in the EU, where it is listed under E number E242, and Australia but not New Zealand.The application of DMDC is particularly useful when wine needs to be sterilized but cannot be sterile filtered, pasteurized, or sulfured. DMDC is used to stabilize non-alcoholic beverages such as carbonated or non-carbonated juice beverages, isotonic sports beverages, iced teas and flavored waters.DMDC is added before the filling of the beverage. It then breaks down into small amounts of methanol and carbon dioxide, which are both natural constituents of fruit and vegetable juices.The EU Scientific Committee on food, the FDA in the United States and the JECFA of the WHO have confirmed the safe use in beverages.".
- Dimethyl_dicarbonate iupacName "methoxycarbonyl methyl carbonate".
- Dimethyl_dicarbonate thumbnail Dimethyl-dicarbonate-2D-skeletal.png?width=300.
- Dimethyl_dicarbonate wikiPageExternalLink additive-0155.htm.
- Dimethyl_dicarbonate wikiPageExternalLink srs_proc_qry.navigate?P_SUB_ID=125658.
- Dimethyl_dicarbonate wikiPageExternalLink ai_8963440.
- Dimethyl_dicarbonate wikiPageID "4190859".
- Dimethyl_dicarbonate wikiPageRevisionID "603922706".
- Dimethyl_dicarbonate hasPhotoCollection Dimethyl_dicarbonate.
- Dimethyl_dicarbonate imagefile "Dimethyl-dicarbonate-2D-skeletal.png".
- Dimethyl_dicarbonate imagefile "Dimethyl-dicarbonate-3D-balls.png".
- Dimethyl_dicarbonate imagename "Skeletal formula of dimethyl dicarbonate".
- Dimethyl_dicarbonate iupacname "methoxycarbonyl methyl carbonate".
- Dimethyl_dicarbonate name "Dimethyl dicarbonate".
- Dimethyl_dicarbonate othernames "DMDC; Dicarbonic acid dimethyl ester; Dimethyl pyrocarbonate; Velcorin".
- Dimethyl_dicarbonate verifiedrevid "446348798".
- Dimethyl_dicarbonate watchedfields "changed".
- Dimethyl_dicarbonate subject Category:Carbonate_esters.
- Dimethyl_dicarbonate subject Category:Methyl_esters.
- Dimethyl_dicarbonate subject Category:Methylating_agents.
- Dimethyl_dicarbonate subject Category:Oenology.
- Dimethyl_dicarbonate subject Category:Preservatives.
- Dimethyl_dicarbonate type Abstraction100002137.
- Dimethyl_dicarbonate type CarbonateEsters.
- Dimethyl_dicarbonate type Chemical114806838.
- Dimethyl_dicarbonate type Compound114818238.
- Dimethyl_dicarbonate type Ester114850483.
- Dimethyl_dicarbonate type Material114580897.
- Dimethyl_dicarbonate type Matter100020827.
- Dimethyl_dicarbonate type MethylEsters.
- Dimethyl_dicarbonate type OrganicCompound114727670.
- Dimethyl_dicarbonate type Part113809207.
- Dimethyl_dicarbonate type PhysicalEntity100001930.
- Dimethyl_dicarbonate type Preservative114997529.
- Dimethyl_dicarbonate type Preservatives.
- Dimethyl_dicarbonate type Relation100031921.
- Dimethyl_dicarbonate type Substance100019613.
- Dimethyl_dicarbonate type ChemicalCompound.
- Dimethyl_dicarbonate type ChemicalSubstance.
- Dimethyl_dicarbonate type ChemicalSubstanceType.
- Dimethyl_dicarbonate type ChemicalObject.
- Dimethyl_dicarbonate type Thing.
- Dimethyl_dicarbonate comment "Dimethyl dicarbonate (DMDC) is a colorless liquid with a sharp odor. Its primary use is as a beverage preservative and or processing aid or sterilant (INS No. 242), and acts by inhibiting the enzymes acetate kinase and L-glutamic acid decarboxylase. It has also been proposed that methoxycarbonylation of the histidine part of the enzymes alcohol dehydrogenase and glyceraldehyde 3-phosphate dehydrogenase by DMDC inhibits these essential enzymes also.".
- Dimethyl_dicarbonate label "Dicarbonate de diméthyle".
- Dimethyl_dicarbonate label "Dicarbonato de dimetila".
- Dimethyl_dicarbonate label "Dicarbonato de dimetilo".
- Dimethyl_dicarbonate label "Dimethyl dicarbonate".
- Dimethyl_dicarbonate label "Dimethyldicarbonaat".
- Dimethyl_dicarbonate label "Dimethyldicarbonat".
- Dimethyl_dicarbonate label "Dimetildicarbonato".
- Dimethyl_dicarbonate label "Pirowęglan dimetylu".
- Dimethyl_dicarbonate label "二炭酸ジメチル".
- Dimethyl_dicarbonate sameAs Dimethyldicarbonat.
- Dimethyl_dicarbonate sameAs Dicarbonato_de_dimetilo.
- Dimethyl_dicarbonate sameAs Dicarbonate_de_diméthyle.
- Dimethyl_dicarbonate sameAs Dimetildicarbonato.
- Dimethyl_dicarbonate sameAs 二炭酸ジメチル.
- Dimethyl_dicarbonate sameAs Dimethyldicarbonaat.
- Dimethyl_dicarbonate sameAs Pirowęglan_dimetylu.
- Dimethyl_dicarbonate sameAs Dicarbonato_de_dimetila.
- Dimethyl_dicarbonate sameAs m.0bp28y.
- Dimethyl_dicarbonate sameAs Q416985.
- Dimethyl_dicarbonate sameAs Q416985.
- Dimethyl_dicarbonate sameAs Dimethyl_dicarbonate.
- Dimethyl_dicarbonate wasDerivedFrom Dimethyl_dicarbonate?oldid=603922706.
- Dimethyl_dicarbonate depiction Dimethyl-dicarbonate-2D-skeletal.png.
- Dimethyl_dicarbonate isPrimaryTopicOf Dimethyl_dicarbonate.
- Dimethyl_dicarbonate name "Dimethyl dicarbonate".