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2,3-Butanediol Structure

2,3-Butanediol

Chemical Properties

Melting point 25 °C (lit.)
Boiling point 183-184 °C (lit.)
Density  1.002 g/mL at 20 °C (lit.)
vapor pressure  <1 hPa (20 °C)
refractive index  n20/D 1.433(lit.)
Flash point 185 °F
storage temp.  Store below +30°C.
solubility  Chloroform, Methanol
pka 14.67±0.20(Predicted)
form  Viscous Liquid
color  Colorless to pale yellow
PH 7 (H2O, 20℃)Aqueous solution
Odor at 0.10 % in dipropylene glycol. fruity creamy buttery
Odor Type creamy
explosive limit 3.1-11.4%(V)
Water Solubility  SOLUBLE
Sensitive  Hygroscopic
Merck  14,1568
BRN  969165
Stability Stable. Combustible. Incompatible with strong oxidizing agents, acid anhydrides, acid chlorides, chloroformates, reducing agents.
InChIKey OWBTYPJTUOEWEK-UHFFFAOYSA-N
LogP -0.92 at 25℃
CAS DataBase Reference 513-85-9(CAS DataBase Reference)
NIST Chemistry Reference 2,3-Butanediol(513-85-9)
EPA Substance Registry System 2,3-Butanediol (513-85-9)

Safety Information

Safety Statements  24/25
WGK Germany  1
RTECS  EK0532000
Autoignition Temperature 395 °C DIN 51794
TSCA  Yes
HS Code  29053980
Hazardous Substances Data 513-85-9(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: > 5000 mg/kg

MSDS

Usage And Synthesis

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