2-Ethoxy-3,4-dihydro-2H-pyran Structure

2-Ethoxy-3,4-dihydro-2H-pyran

Chemical Properties

Melting point 153-155 °C
Boiling point 42 °C16 mm Hg(lit.)
Density  0.957 g/mL at 25 °C(lit.)
refractive index  n20/D 1.439(lit.)
Flash point 76 °F
storage temp.  2-8°C
form  liquid
color  Yellow
InChI 1S/C7H12O2/c1-2-8-7-5-3-4-6-9-7/h4,6-7H,2-3,5H2,1H3
InChIKey VZJFPIXCMVSTID-UHFFFAOYSA-N
SMILES CCOC1CCC=CO1
CAS DataBase Reference 103-75-3(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII K6DS120547
EPA Substance Registry System 2H-Pyran, 2-ethoxy-3,4-dihydro- (103-75-3)
UNSPSC Code 12352100

Safety

Symbol(GHS) Exclamation Mark (GHS07)Flame (GHS02)
Signal wordWarning
Hazard statements H319-H226
Precautionary statements P210-P370+P378-P233-P240-P241+P242+P243-P264-P280-P303+P361+P353-P305+P351+P338+P337+P313-P403+P235-P501
Hazard Codes  Xi,F
Risk Statements  10-36/38-11
Safety Statements  26-16
RIDADR  UN 3271 3/PG 3
WGK Germany  2
RTECS  UP8925000
TSCA  TSCA listed
HazardClass  3.2
PackingGroup  III
HS Code  29329990
Storage Class 3 - Flammable liquids
Hazard Classifications Flam. Liq. 3
Hazardous Substances Data 103-75-3(Hazardous Substances Data)
NFPA 704:
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