D-Tartaric acid

  • (S,S)-Tartaric acid
  • (2S,3S)-(-)-Tartaric acid
  • Butanedioic acid, 2,3-dihydroxy-, (2S,3S)-
  • 2,3-Dihydroxybutanedioic acid, [S-(R*,R*)]-
Formula
HOOCCH(OH)CH(OH)COOH
Structure
Description
White solid.

Registry Numbers and Inventories.
CAS
147-71-7
EC (EINECS/ELINCS)
205-695-6
EC Class
irritant
R 36/37/38
Merck
12,9235
Beilstein/Gmelin
1725145
Beilstein Reference
4-03-00-01229
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C4H6O6
Formula mass
150.09
Melting point, °C
166 - 169
Boiling point, °C
356
Density
1.76 g/cm3
Solubility in water
Very soluble
Refractive index
1.4955 (20 C)
pKa/pKb
3.07 (pKa)
Partition coefficient, pKow
-1.95

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
Protection
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Respirators
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Small spills/leaks
Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions.
Disposal code
4
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Bases, oxidizing agents, reducing agents, sliver.
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
210
Autoignition, °C
427
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. This material in sufficient quantity and reduced particle size is capable of creating a dust explosion. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Health.
Poison_Class
4 (Substances and products that must be considered harmful)
Exposure effects
   Ingestion
May cause gastrointestinal irritation with nausea, vomiting and diarrhea.
   Inhalation
Dust is irritating to the respiratory tract.
   Skin
Causes skin irritation.
   Eyes
Causes eye irritation. Causes redness and pain.

First aid
 
   Ingestion
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid if irritation or symptoms occur.
   Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
   Skin
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Transport.
HS Code
2918 12 00