Tetrahydro-4-pyranol
[CAS# 2081-44-9]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Pyran compound
• Name: Tetrahydro-4-pyranol
• Synonyms: Tetrahydropyran-4-ol; 4-Hydroxytetrahydropyran
• Molecular Formula: C₅H₁₀O₂
• Molecular Weight: 102.13
• CAS Registry Number: 2081-44-9
• EC Number: 218-210-8

Properties

• Density: 1.071
• Boiling point: 87 ºC (15 mmHg)
• Refractive index: 1.462
• Flash point: 190 ºF

Safety Data

• Hazard Symbols: Xi
• Risk Codes: R41
• Safety Description: S26;S39

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Serious eye damage	Eye Dam.	1	H318
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2	H319
Skin irritation	Skin Irrit.	2	H315
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H332
Acute toxicity	Acute Tox.	4	H312