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

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

  • Product Name2-Ethoxy-3,4-dihydro-2H-pyran
  • CAS103-75-3
  • CBNumberCB7304529
  • MFC7H12O2
  • MW128.17
  • EINECS203-141-8
  • MDL NumberMFCD00006561
  • MOL File103-75-3.mol

Chemical Properties

Melting point: 153-155 °C
Boiling point: 42 °C/16 mmHg (lit.)
Density  0.957 g/mL at 25 °C (lit.)
refractive index  n 20/D 1.439 (lit.)
Flash point: 24 °C - closed cup
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)
EPA Substance Registry System 2H-Pyran, 2-ethoxy-3,4-dihydro- (103-75-3)

Safety

Symbol(GHS)  Exclamation Mark (GHS07)Flame (GHS02)
GHS07,GHS02
Signal word  Warning
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
PPE Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
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  2932999099
Storage Class 3 - Flammable liquids
Hazard Classifications Flam. Liq. 3
Hazardous Substances Data 103-75-3(Hazardous Substances Data)
NFPA 704:
2
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