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EINECS 202-504-8
CAS No. 96-41-3 Density 1.005 g/cm3
Solubility slightly soluble in water Melting Point -19 °C
Formula C5H10O Boiling Point 140.849 °C at 760 mmHg
Molecular Weight 86.1323 Flash Point 51.111 °C
Transport Information UN 2244 3/PG 3 Appearance clear colourless liquid
Safety 16-36-26 Risk Codes 10-36/37/38
Molecular Structure Molecular Structure of 96-41-3 (Cyclopentanol) Hazard Symbols IrritantXi

1-Cyclopentanol;Cyclopentyl alcohol;Hydroxycyclopentane;NSC 49117;


Cyclopentanol Specification

1. Introduction of Cyclopentanol
Cyclopentanol is a colorless liquid boiling at 139°C. It is used as a solvent for perfumes and pharmaceuticals.

2. Properties of Cyclopentanol
Index of Refraction: 1.487
Molar Refractivity: 24.64 cm3
Molar Volume: 85.7 cm3
Density: 1.004 g/cm3
Flash Point: 51.1 °C
Melting point: -19 °C
Surface Tension: 33.9 dyne/cm
Enthalpy of Vaporization: 44.05 kJ/mol
Boiling Point: 140.8 °C at 760 mmHg
Vapour Pressure: 2.47 mmHg at 25 °C
Appearance Hydroxycyclopentane (CAS NO.96-41-3): colourless liquid
Water solubility Hydroxycyclopentane (CAS NO.96-41-3): slightly soluble
Stability: Stable. Flammable. Incompatible with strong oxidizing agents, acid chlorides, acid anhydrides.

3. Structure Descriptors of Cyclopentanol
Canonical SMILES: C1CCC(C1)O
InChI: InChI=1S/C5H10O/c6-5-3-1-2-4-5/h5-6H,1-4H2

4. Information of Cyclopentanol

Hazard Codes: IrritantXi
Risk Statements: 10-36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 16-36-26 
S16:Keep away from sources of ignition. 
S36:Wear suitable protective clothing. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
RIDADR: UN 2244 3/PG 3
WGK Germany: 1
HazardClass: 3
PackingGroup: III
Hazardous Substances: Data 96-41-3(Hazardous Substances Data)

5. Preparation of Cyclopentanol
Cyclopentanol can be preparated as follows:

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