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Dihydropyran
[CAS# 110-87-2]

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Identification
ClassificationPharmaceutical intermediate >> Heterocyclic compound intermediate >> Pyran compound
NameDihydropyran
Synonyms3,4-Dihydro-2H-pyran; 2,3-Dihydro-4H-pyran ; 5,6-Dihydro-4H-pyran ; DHP
Molecular StructureCAS # 110-87-2, Dihydropyran
Molecular FormulaC5H8O
Molecular Weight84.12
CAS Registry Number110-87-2
EC Number203-810-4
Properties
Density0.922
Melting point-70 °C
Boiling point86 °C
Refractive index1.4405-1.4425
Flash point-9 °C
Water solubility20 g/L (20 °C)
Safety Data
Hazard Symbolssymbol symbol   F;Xi  Details
Risk StatementsR11;R36/38  Details
Safety StatementsS16;S26;S37/39  Details
Hazard Classification
up    Details
HazardClassCategory CodeHazard Statement
Flammable liquidsFlam. Liq.2H225
Skin irritationSkin Irrit.2H315
Eye irritationEye Irrit.2H319
Skin sensitizationSkin Sens.1H317
Specific target organ toxicity - single exposureSTOT SE3H335
Skin sensitizationSkin Sens.1BH317
Chronic hazardous to the aquatic environmentAquatic Chronic3H412
Eye irritationEye Irrit.2AH319
Transport InformationUN 2376
SDSAvailable
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