10431-98-8

Name 2-Ethyl-2-oxazoline
CAS 10431-98-8
EINECS(EC#) 233-912-4
Molecular Formula C5H9NO
MDL Number MFCD00005302
Molecular Weight 99.13
MOL File 10431-98-8.mol
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Chemical Properties

Appearance clear liquid
Melting point  -62 °C (lit.)
Boiling point  128.4 °C (lit.)
density  0.982 g/mL at 25 °C(lit.)
vapor pressure  13.1hPa at 37.8℃
refractive index  n20/D 1.437(lit.)
Fp  85 °F
storage temp.  Flammables area
form  Liquid
pka 5.65±0.50(Predicted)
color  Clear
PH 10-12 (100g/l, H2O, 20℃)
Water Solubility  MISCIBLE
Sensitive  Air Sensitive
BRN  105464
InChI 1S/C5H9NO/c1-2-5-6-3-4-7-5/h2-4H2,1H3
InChIKey NYEZZYQZRQDLEH-UHFFFAOYSA-N
SMILES CCC1=NCCO1
LogP 0.198 at 24℃
CAS DataBase Reference 10431-98-8(CAS DataBase Reference)
NIST Chemistry Reference Oxazole, 2-ethyl-4,5-dihydro-(10431-98-8)
EPA Substance Registry System 10431-98-8(EPA Substance)
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Safety Data

Symbol(GHS)  Flame (GHS02)Exclamation Mark (GHS07)
GHS02,GHS07
Signal word  Warning
Hazard statements  H226-H302+H312+H332
Precautionary statements  P210-P280-P301+P312+P330-P302+P352+P312-P304+P340+P312
Hazard Codes  Xn
Risk Statements 
R10:Flammable.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
RIDADR  UN 1993 3/PG 3
WGK Germany  1
TSCA  Yes
REACH Registrations Active
HazardClass  3
PackingGroup  III
HS Code  29349990
Storage Class 3 - Flammable liquids
Hazard Classifications Acute Tox. 4 Dermal
Acute Tox. 4 Inhalation
Acute Tox. 4 Oral
Flam. Liq. 3

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