타타르산

타타르산[1]
이름
우선명 (PIN)
2,3-Dihydroxybutanedioic acid
별칭
Tartaric acid
2,3-Dihydroxysuccinic acid
Threaric acid
Racemic acid
Uvic acid
Paratartaric acid
Winestone
식별자
3D 모델 (JSmol)
ChEBI
ChEMBL
ChemSpider
DrugBank
ECHA InfoCard 100.121.903
E 번호 E334 (산화 방지제, ...)
KEGG
MeSH tartaric+acid
  • InChI=1S/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10) 예
    Key: FEWJPZIEWOKRBE-UHFFFAOYSA-N 예
  • InChI=1/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)
    Key: FEWJPZIEWOKRBE-UHFFFAOYAZ
  • O=C(O)C(O)C(O)C(=O)O
성질
C4H6O6 (Basic formula)
HO2CCH(OH)CH(OH)CO2H (Structural formula)
몰 질량 150.087 g/mol
겉보기 White powder
밀도 1.79 g/mL (H2O)
녹는점 171 to 174 °C (340 to 345 °F; 444 to 447 K) (L or D-tartaric; pure)
206 °C (DL, racemic)
165–166 °C (meso-anhydrous)
146–148 °C (meso-hydrous)[3]
  • 1.33 kg/L (L or D-tartaric)
  • 0.21 kg/L (DL, racemic)
  • 1.25 kg/L ("meso")
산성도 (pKa) L(+) 25 °C :
pKa1= 2.89, pKa2= 4.40
meso 25 °C:
pKa1= 3.22, pKa2= 4.85

[2]

짝염기 Bitartrate
−67.5·10−6 cm3/mol
위험
Irritant(Xi)
R-phrases (outdated) R36
관련 화합물
다른 양이온
Monosodium tartrate
Disodium tartrate
Monopotassium tartrate
Dipotassium tartrate
Butyric acid
Succinic acid
Dimercaptosuccinic acid
Malic acid
Maleic acid
Fumaric acid
관련 화합물
2,3-Butanediol
Cichoric acid
달리 명시된 경우를 제외하면, 표준상태(25 °C [77 °F], 100 kPa)에서 물질의 정보가 제공됨.
예 확인 (관련 정보 예아니오아니오 ?)

타타르산(영어: tartaric acid)은 흰색 결정을 지닌 유기산의 일종이다. 타르타르산, 주석산(酒石酸)이라고도 한다. 주석산은 포도, 바나나, 타마린드와 같은 많은 식물에서 존재하며, 포도주에서 발견되는 주요한 산의 일종이다. 신맛을 가하기 위해 식품에 첨가되기도 하며, 산화방지제로서 사용되기도 한다.

각주

  1. Tartaric Acid – Compound Summary, PubChem.
  2. Dawson, R.M.C. et al., Data for Biochemical Research, Oxford, Clarendon Press, 1959.
  3. Lide, D. R., 편집. (2005). 《CRC Handbook of Chemistry and Physics》 86판. Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5. 

외부 링크

  • 위키미디어 공용에 타타르산 관련 미디어 분류가 있습니다.

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