2-Hydroxytetrahydropyran
[CAS# 694-54-2]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Pyridine compound >> Pyridine derivative
• Name: 2-Hydroxytetrahydropyran
• Synonyms: NSC 244915; Tetrahydro-2-hydroxy-2H-pyran; Tetrahydro-2H-pyran-2-ol; Tetrahydropyran-2-ol; delta-Valerolactol
• Molecular Formula: C₅H₁₀O₂
• Molecular Weight: 102.13
• CAS Registry Number: 694-54-2
• EC Number: 869-776-3

Properties

• Solubility: Freely soluble (146 g/L) (25 ºC), Calc.^*
• Density: 1.099 g/cm³ (25 ºC)^**
• Boiling point: 106-108 ºC (8 Torr)^***
• Refractive index: 1.4585 (589.3 nm 25 ºC)^***
• Flash point: 71.4±12.7 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2013 ACD/Labs)

^** Milas, Nicholas A.; Journal of the American Chemical Society 1954, V76, P2322-5.

^*** Colonge, Jean; Bulletin de la Societe Chimique de France 1960, P283-6.

Safety Data

• Hazard Symbols: Xn
• Risk Codes: R20/22;R36/37/38
• Safety Description: S26;S36/37/39

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315