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Revision as of 21:30, 12 May 2011 editCheMoBot (talk | contribs)Bots141,565 edits Updating {{chembox}} (no changed fields - added verified revid - updated 'UNII_Ref', 'ChemSpiderID_Ref', 'StdInChI_Ref', 'StdInChIKey_Ref', 'ChEMBL_Ref', 'KEGG_Ref') per Chem/Drugbox validation (← Previous edit Latest revision as of 19:34, 18 August 2022 edit undoFswitzer4 (talk | contribs)Extended confirmed users10,572 editsm Added UNII 
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{{Chembox {{Chembox
| Verifiedfields = changed
| verifiedrevid = 407275781
| Watchedfields = changed
| verifiedrevid = 428824923
| ImageFile1 = Dioxosuccinic acid.svg | ImageFile1 = Dioxosuccinic acid.svg
| ImageSize1 = 180px
| ImageName1 = Skeletal formula | ImageName1 = Skeletal formula
| ImageFile2 = Dioxosuccinic-acid-3D-balls.png | ImageFile2 = Dioxosuccinic-acid-3D-balls.png
| ImageName2 = Ball-and-stick model | ImageName2 = Ball-and-stick model
| PIN = Dioxobutanedioic acid
| Section1 = {{Chembox Identifiers
| OtherNames = Dioxosuccinic acid<br/>2,3-Dioxosuccinic acid
| CASNo = 7580-59-8
|Section1={{Chembox Identifiers
| CASNo_Ref = {{cascite|correct|ChemSpider}}
| CASNo = 7580-59-8
| UNII_Ref = {{fdacite|correct|FDA}}
| UNII = D82LW8DKT2
| Beilstein = 956740
| ChEBI = 30799
| EINECS = 231-483-8
| PubChem = 82062
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
| ChemSpiderID = 74061
| SMILES = C(=O)(C(=O)C(=O)O)C(=O)O
| InChI = 1/C4H2O6/c5-1(3(7)8)2(6)4(9)10/h(H,7,8)(H,9,10)
| InChIKey = BLNNXYDKWOJQGK-UHFFFAOYAK
| StdInChI_Ref = {{stdinchicite|changed|chemspider}}
| StdInChI = 1S/C4H2O6/c5-1(3(7)8)2(6)4(9)10/h(H,7,8)(H,9,10)
| StdInChIKey_Ref = {{stdinchicite|changed|chemspider}}
| StdInChIKey = BLNNXYDKWOJQGK-UHFFFAOYSA-N
}}
|Section2={{Chembox Properties
| C=4 | H=2 | O=6
| Appearance =
| Density =
| MeltingPt =
| BoilingPt =
| Solubility =
}}
|Section3={{Chembox Hazards
| MainHazards =
| FlashPt =
| AutoignitionPt =
}} }}
}} }}


'''Dioxosuccinic acid''' or '''dioxobutanedioic acid''' is an ] with formula C<sub>4</sub>H<sub>2</sub>O<sub>6</sub> or HO-(C=O)<sub>4</sub>-OH. '''Dioxosuccinic acid''' or '''dioxobutanedioic acid''' is an ] with formula C<sub>4</sub>H<sub>2</sub>O<sub>6</sub> or HO−(C=O)<sub>4</sub>−OH.


Removal of two ]s from the molecule would yield the '''dioxosuccinate''' ], C<sub>4</sub>O<sub>6</sub><sup>2&minus;</sup> or (O-(C=O)<sub>4</sub>-O)<sup>2&minus;</sup>. This is one of the ]s, which consist solely of carbon and oxygen. The name is also used for salts containing that anion, and for ] with the ]. Removal of two ]s from the molecule would yield the '''dioxosuccinate''' ], {{chem|C|4|O|6|2−}} or <sup></sup>O−(C=O)<sub>4</sub>−O<sup></sup>. This is one of the ]s, which consist solely of carbon and oxygen. The name is also used for salts containing that anion, and for ] with the ].


Removal of a single proton would result in the monovalent anion '''hydrogendioxosuccinate''', C<sub>4</sub>HO<sub>6</sub> <sup>&minus;</sup> or (HO-(C=O)<sub>4</sub>-O)<sup>&minus;</sup>. Removal of a single proton would result in the monovalent anion '''hydrogendioxosuccinate''', {{chem|C|4|HO|6|−}} or HO−(C=O)<sub>4</sub>−O<sup></sup>.


==Occurrence== ==Occurrence==
Dioxosuccinic acid is one of the ], from the ] of ] via ].<ref name="farkas"> Dioxosuccinic acid is one of the ], from the ] of ] via ].<ref name="farkas">Ján Farkaš, Beatrix Farkaš (1988), ''Technology and Biochemistry of Wine''. CRC Press, 744 pages. {{ISBN|2-88124-070-4}}.</ref>
By Ján Farkaš, Beatrix Farkas (1988), ''Technology and Biochemistry of Wine''.CRC Press, 744 pages. ISBN 2881240704.
</ref>


==Reactions== ==Reactions==
The acid combines with two molecules of water to produce ], C<sub>4</sub>H<sub>6</sub>O<sub>8</sub> or HO-(C=O)-(C(OH)<sub>2</sub>)<sub>2</sub>-(C=O)-OH. Indeed the product traded under the name "dioxosuccinic acid hydrate" appears to be that substance. The acid combines with two molecules of water to produce dihydroxytartaric acid, the ketone hydrate form, C<sub>4</sub>H<sub>6</sub>O<sub>8</sub> or HO−(C=O)(C(OH)<sub>2</sub>)<sub>2</sub>(C=O)−OH. Indeed, the product traded under the name "dioxosuccinic acid hydrate" appears to be that substance.{{cn|date=May 2019}}


On the other hand, dihydroxytartaric acid behaves like dioxosuccinic acid in some reactions; for example, it reacts with ] in the presence of ] to yield the ester ].<ref name="vic"> Dihydroxytartaric acid behaves like dioxosuccinic acid in some reactions; for example, it reacts with ] in the presence of ] to yield the ester ], upon isolation.<ref name="vic">Victorian College of Pharmacy, Dept. of Chemistry (1959), .</ref>{{rp|p.187}}
Victorian College of Pharmacy., Dept. of Chemistry (1959), .
</ref>{{rp|p.187}}


==See also== ==See also==
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{{Reflist}} {{Reflist}}


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