{{위키데이터 속성 추적}}
{{번역 확장 필요|en|Tartaric acid}}
{{chembox
| Watchedfields = changed
| verifiedrevid = 476994374
| ImageFile_Ref = {{chemboximage|correct|??}}
| ImageFile = Tartaric acid.svg
| ImageFile1 = Tartaric-acid-3D-balls.png
| ImageSize = 
| PIN = 2,3-Dihydroxybutanedioic acid <!-- Nomenclature of Organic Chemistry – IUPAC Recommendations and Preferred Names 2013 (Blue Book) -->
| OtherNames = Tartaric acid<br />2,3-Dihydroxysuccinic acid<br />Threaric acid<br />Racemic acid<br />Uvic acid<br />Paratartaric acid<br />Winestone
| Reference =<ref>[https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=875&loc=ec_rcs Tartaric Acid – Compound Summary], [[PubChem]].</ref>
|Section1={{Chembox Identifiers
| KEGG_Ref = {{keggcite|correct|kegg}}
| KEGG = C00898
| InChI = 1/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)
| InChIKey = FEWJPZIEWOKRBE-UHFFFAOYAZ
| ChEMBL_Ref = {{ebicite|correct|EBI}}
| ChEMBL = 333714
| ChEMBL2_Ref = {{ebicite|correct|EBI}}
| ChEMBL2 = 1200861
| StdInChI_Ref = {{stdinchicite|correct|chemspider}}
| StdInChI = 1S/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)
| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
| StdInChIKey = FEWJPZIEWOKRBE-UHFFFAOYSA-N
| CASNo_Ref = {{cascite|correct|CAS}}
| CASNo = 526-83-0
| PubChem = 875
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
| ChemSpiderID = 852
| MeSHName = tartaric+acid
| DrugBank_Ref = {{drugbankcite|correct|drugbank}}
| DrugBank = DB01694
| ChEBI_Ref = {{ebicite|correct|EBI}}
| ChEBI = 15674
| SMILES = O=C(O)C(O)C(O)C(=O)O
}}
|Section2={{Chembox Properties
| Formula = C<sub>4</sub>H<sub>6</sub>O<sub>6</sub><small> (Basic formula)</small><br>HO<sub>2</sub>CCH(OH)CH(OH)CO<sub>2</sub>H <small>(Structural formula)</small>
| MolarMass = 150.087{{nbsp}}g/mol
| Appearance = White powder
| Density = 1.79{{nbsp}}g/mL (H<sub>2</sub>O)
| MeltingPtC = 171 to 174
| MeltingPt_notes = (''L or D''-tartaric; pure)<br>206{{nbsp}}°C (''DL'', racemic)<br> 165–166{{nbsp}}°C (''meso''-anhydrous) <br> 146–148{{nbsp}}°C (''meso''-hydrous)<ref>{{RubberBible86th}}</ref>
| BoilingPt = 
| Solubility = {{ubl
 | 1.33{{nbsp}}kg/L (''L or D''-tartaric)
 | 0.21{{nbsp}}kg/L (''DL'', racemic)
 | 1.25{{nbsp}}kg/L ("meso")
 }}
| pKa = L(+) 25{{nbsp}}°C :<br>pK<sub>a1</sub>= 2.89, pK<sub>a2</sub>= 4.40<br>meso 25{{nbsp}}°C:<br>pK<sub>a1</sub>= 3.22, pK<sub>a2</sub>= 4.85
<ref>Dawson, R.M.C. et al., ''Data for Biochemical Research'', Oxford, Clarendon Press, 1959.</ref>
| ConjugateBase = [[Bitartrate]]
| MagSus = −67.5·10<sup>−6</sup> cm<sup>3</sup>/mol}}
|Section3={{Chembox Hazards
| MainHazards =
| EUClass =Irritant('''Xi''')
| RPhrases ={{R36}}
| AutoignitionPt = 
}}
|Section4={{Chembox Related
| OtherCations = [[Monosodium tartrate]]<br />[[Sodium tartrate|Disodium tartrate]]<br />[[Potassium bitartrate|Monopotassium tartrate]]<br />[[Potassium tartrate|Dipotassium tartrate]]
| OtherFunction_label = [[carboxylic acid]]s
| OtherFunction = [[Butyric acid]]<br />[[Succinic acid]]<br />[[Dimercaptosuccinic acid]]<br />[[Malic acid]]<br />[[Maleic acid]]<br />[[Fumaric acid]]
| OtherCompounds = [[2,3-Butanediol]]<br />[[Cichoric acid]]
}}
}}
'''타타르산'''({{llang|en|tartaric acid}})은 흰색 결정을 지닌 [[유기산]]의 일종이다. '''타르타르산''', '''주석산'''(酒石酸)이라고도 한다.  주석산은 [[포도]], [[바나나]], [[타마린드]]와 같은 많은 식물에서 존재하며, [[포도주]]에서 발견되는 주요한 산의 일종이다. 신맛을 가하기 위해 식품에 첨가되기도 하며, [[산화방지제]]로서 사용되기도 한다.

== 각주 ==
{{각주}}

== 외부 링크 ==
* {{위키공용분류-줄}}

{{하이드록시신남산}}
{{전거 통제}}
{{토막글|화학}}

[[분류:하이드록시산]]
[[분류:다이카복실산]]
[[분류:식품 산화 방지제]]
[[분류:다이올]]
[[분류:알파-하이드록시산]]
[[분류:비시날 다이올]]