Melting point :41-44 °C(lit.)
Boiling point :125 °C
alpha :-0.2～+0.2°(20℃/D)(c=5,H2O)
Density :1.04 g/mL at 20 °C
vapor density :5.3 (vs air)
vapor pressure :0.019-0.29Pa at 20-50℃
refractive index :1.5200 (estimate)
Flash point :>230 °F
storage temp. :-20°C (or 4°C short term).
solubility :H₂O: 50 mg/mL, clear, colorless
form :Powder
pka :pK1:8.9 (25°C)
color :White
PH :4.0-6.0 (20-25℃, 0.1m in H2O)
Odor :Unpleasant Odor
PH Range :4 - 6 at 15,4 g/l at 25 °C
Water Solubility :freely soluble
λmax :λ: 260 nm Amax: 0.400
λ: 280 nm Amax: 0.100 Sensitive :Air Sensitive
Merck :14,3376
BRN :1719757
Stability :Stability Stable, but heat sensitive. Incompatible with strong oxidizing agents. Keep frozen at -20 to -10 C.
InChIKey :VHJLVAABSRFDPM-UHFFFAOYSA-N
LogP :0.07 at 25℃ and pH5
CAS DataBase Reference :3483-12-3(CAS DataBase Reference)
NIST Chemistry Reference :2,3-Butanediol, 1,4-dimercapto-, (r*,r*)-(3483-12-3)
EPA Substance Registry System :1,4-Dithiothreitol (3483-12-3)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
Precautionary statements:	P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.