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EINECS 226-285-3
CAS No. 5343-92-0 Density 0.978 g/cm3
PSA 40.46000 LogP 0.13970
Solubility miscible with water Melting Point 50.86°C (estimate)
Formula C5H12O2 Boiling Point 206 °C at 760 mmHg
Molecular Weight 104.15 Flash Point 104.4 °C
Transport Information Appearance Clear colourless to slightly yellow oily liquid
Safety 24/25 Risk Codes 36/38
Molecular Structure Molecular Structure of 5343-92-0 (1,2-Pentanediol) Hazard Symbols

pentane-1,2-diol;1,2 Pentandiol;


1,2-Pentanediol Chemical Properties

IUPAC Name: Pentane-1,2-diol 
Molecular Formula: C5H12O2
Molecular Weight: 104.15g/mol
EINECS: 226-285-3
Density: 0.978 g/cm3
Flash Point: 104.4 °C
Freely Rotating Bonds: 5
Index of Refraction: 1.443
Molar Refractivity: 28.24 cm3
Molar Volume: 106.4 cm3
Polarizability: 11.19 ×10-24 cm3
Surface Tension: 36.6 dyne/cm 
Boiling Point: 206 °C at 760 mmHg
Enthalpy of Vaporization: 51.45 kJ/mol
Vapour Pressure: 0.0575 mmHg at 25 °C 
Appearance: pure colorless to light yellow liquid
Solubility : soluble in alcohol, ether and ethyl acetate and other organic solvent
1,2-Pentanediol , its cas register number is 5343-92-0. The chemical synonyms of 1,2-Pentanediol (CAS NO.5343-92-0)  are Pentane-1,2-diol . Its product categories are Alcohols ; Monomers ; Polymer Science ; Organic Building Blocks ; Oxygen Compounds ; Polyols . The structure of 1,2-Pentanediol (CAS NO.5343-92-0) is

1,2-Pentanediol Uses

 1,2-Pentanediol (CAS NO.5343-92-0) can be used as fungicide propiconazole intermediate.

1,2-Pentanediol Safety Profile

Risk Statements:  36/38
36/38:  Irritating to eyes and skin  
Safety Statements:  24/25
24/25:  Avoid contact with skin and eyes 
WGK Germany: 1
RTECS: SA0455000
F: 3

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