Substance
ID:368495
Names and Identifiers
IUPAC Traditional name
tetrahydropyran
IUPAC name
oxane
Synonyms
Pentamethylene oxideTetrahydropyran氧己环四氢吡喃
Registration numbers
CAS Number
MDL Number
Beilstein Number
EC Number
PubChem SID
Properties
Physical Property
Boiling Point
88 °C(lit.)
Density
0.881 g/mL at 25 °C(lit.)
Vapor Density
3 (vs air)
Refractive Index
n20/D 1.42(lit.)
Flash Point
3.2 °F
-16 °C
Melting Point
-45 °C(lit.)
Safety Information
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures
Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
European Hazard Symbols
Flammable (F)
Irritant (Xi)MSDS Link
RID/ADR
UN 1993 3/PG 2
German water hazard class
3
GHS Hazard statements
H225-H315-H319-H335
Personal Protective Equipment
Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements
P210-P261-P305+P351+P338
Risk Statements
11-19-36/37/38
Safety Statements
9-16-26-33-36
Hazard Class
3
GHS Signal Word
Danger
Packing Group
2
Supplemental Hazard Statements
May form explosive peroxides.
UN Number
1993
Product Information
Purity
99%
Grade
anhydrous
Empirical Formula (Hill Notation)
C5H10O
Evaporation Residue
<0.0003%
Impurities
<0.003% water
<0.005% water(100 mL pkg)
Molecule Details
Packaging
1, 6×1, 2 L in Sure/Seal™
100 mL in Sure/Seal™
1, 6×1, 2 L in Sure/Seal™
100 mL in Sure/Seal™
Molecular Spectra
No Data Available
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References
No Data Available
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