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Dihydropyran

Dihydropyran / CAS : 110-87-2

Appearance Colorless liquid UN 2376
HS 29329990 DG Class 3
Synonyms 3,4-Dihydro-2H-Pyran; Dihydropyrane; Dihydro-2H-Pyran; 3,4-2H-Dihydropyran; 2H-Pyran, 3,4-Dihydro-; DHP; 3,4-Dihydropyran; 2,3-Dihydro-4H-Pyran; 3,4-Dihydro-2H-Pyran (Dhp); Pyran,Dihydro; 2,3-Dihydropyran; 2H-3,4-Dihydropyran; 5,6-Dihydro-4H-Pyran; 3,4-Dihydro-2H-Pyra; 3,4-Dihydro-2-Pyran; Delta(Sup2)-Dihydropyran; Delta2-Dihydropyran; Pyran, Dihydro-; δ2-Dihydropyran
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Properties

Summary

Formula
C5H8O
Molecular Mass
84.11640
Exact Mass
84.05750
PSA
9.23000
Logp
1.31050
IUPAC
3,4-dihydro-2H-pyran
SMILES
C1CC=COC1

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates
Polymers Material > Cellulose Raw Materials And Products

Chemical and Physical Properties

Melting Point
−70 °C(lit.)
Density
0.922 g/mL
Boiling Point
86 °C(lit.)
Flash Point
4 °F
Appearance
Colorless liquid
Acidity and Basicity
neutral

Export information

HS Code
29329990
Export Rebate
13%
UN No.
2376
DG-Class
3
Risk Code
R111-36/37/38-36/38-19
Safety Label
F,Xi

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