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D-Tartaric acid Structure

D-Tartaric acid

Chemical Properties

Melting point 172-174 °C(lit.)
alpha  -12.1 º (c=20, H2O)
Boiling point 191.59°C (rough estimate)
Density  1,8 g/cm3
refractive index  -12.5 ° (C=5, H2O)
Flash point 210 °C
storage temp.  Store below +30°C.
solubility  water: soluble100mg/mL, clear, colorless
form  Crystals or Crystalline Powder
pka 3.0, 4.4(at 25℃)
color  White
Odor odorless
optical activity [α]20/D 13.5±0.5°, c = 10% in H2O
Water Solubility  1394 g/L (20 ºC)
Sensitive  Light Sensitive
Merck  14,9068
BRN  1725145
Dielectric constant 35.9(-10℃)
Stability Stable. Incompatible with oxidizing agents, bases, reducing agents. Combustible.
InChIKey FEWJPZIEWOKRBE-LWMBPPNESA-N
LogP -1.081 (est)
FDA 21 CFR 310.545
CAS DataBase Reference 147-71-7(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII RRX6A4PL3C
NIST Chemistry Reference D-Tartaric acid(147-71-7)
EPA Substance Registry System Butanedioic acid, 2,3-dihydroxy-, (2S,3S)- (147-71-7)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H318
Precautionary statements P280-P305+P351+P338+P310
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36/37-37/39-36
WGK Germany  3
RTECS  WW7875000
Autoignition Temperature 425 °C
Hazard Note  Light Sensitive
TSCA  Yes
HS Code  29181200
NFPA 704:
1
2 0

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