584-03-2

Name 1,2-BUTANEDIOL
CAS 584-03-2
EINECS(EC#) 209-527-2
Molecular Formula C4H10O2
MDL Number MFCD00004570
Molecular Weight 90.12
MOL File 584-03-2.mol
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Chemical Properties

Appearance clear colorless liquid
Melting point  -50 °C
alpha  -0.2～+0.2°(20℃/D)(neat)
Boiling point  191-192 °C/747 mmHg (lit.)
density  1.006 g/mL at 25 °C(lit.)
vapor pressure  10-2130Pa at 20℃
refractive index  n20/D 1.438(lit.)
Fp  200 °F
storage temp.  Storage temp. 2-8°C
form  clear liquid
pka 14.49±0.20(Predicted)
color  Colorless to Light yellow
Water Solubility  100-1000g/L at 25℃
BRN  969169
Henry's Law Constant 2.1×103 mol/(m3Pa) at 25℃, Burkholder et al. (2019)
Cosmetics Ingredients Functions SOLVENT
SKIN CONDITIONING
HUMECTANT
VISCOSITY CONTROLLING
Cosmetic Ingredient Review (CIR) 1,2-BUTANEDIOL (584-03-2)
InChI 1S/C4H10O2/c1-2-4(6)3-5/h4-6H,2-3H2,1H3
InChIKey BMRWNKZVCUKKSR-UHFFFAOYSA-N
SMILES CCC(O)CO
LogP -0.34-0.3 at 25℃
CAS DataBase Reference 584-03-2(CAS DataBase Reference)
EPA Substance Registry System 1,2-Butanediol (584-03-2)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P264-P280-P305+P351+P338-P337+P313
Safety Statements 
S24/25:Avoid contact with skin and eyes .
RIDADR  1993
WGK Germany  2
RTECS  EK0380000
TSCA  TSCA listed
REACH Registrations Active
HazardClass  3
PackingGroup  III
HS Code  29053995
Storage Class 10 - Combustible liquids
Hazard Classifications Eye Irrit. 2
Safety Profile
Moderately toxic by ingestion. Combustible when exposed to heat or flame. To fight fire, use alcohol foam. When heated to decomposition it emits acrid and irritating fumes.
Hazardous Substances Data 584-03-2(Hazardous Substances Data)

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