DL-Dithiothreitol.

Details:

DL-Dithiothreitol Basic information
Common reductant Uses
Product Name:    DL-Dithiothreitol

CAS:    3483-12-3
MF:    C4H10O2S2
MW:    154.25
EINECS:    222-468-7
Product Categories:    Chemistry;Test Reagents;Cleland's Reagent;Life Science Chemical Reagents;proteinmod;Disinfectants;APIS;Protein Modification Reagents;3483-12-3
Mol File:    3483-12-3.mol

DL-Dithiothreitol Chemical Properties
Melting point     41-44 °C(lit.)
alpha     -0.2～+0.2°(20℃/D)(c=5,H2O)
Boiling point     125 °C
density     1.04 g/mL at 20 °C
vapor density     5.3 (vs air)
refractive index     1.5200 (estimate)
Fp     >230 °F
storage temp.     2-8°C
solubility     H2O: 50 mg/mL, clear, colorless
pka    pK1:8.9 (25°C)
form     Powder
color     White
Odor    Unpleasant Odor
PH    4.0-6.0 (20-25℃, 0.1m in H2O)
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
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)
Safety Information
Hazard Codes     Xn
Risk Statements     25-36/37/38-22-20/21/22
Safety Statements     26-45-37/39-36
RIDADR     UN 3335
WGK Germany     3
RTECS     EK1610000
F     3-10-16-23
TSCA     Yes
HS Code     29309099
Hazardous Substances Data    3483-12-3(Hazardous Substances Data)