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137456

Sigma-Aldrich

2-Ethyl-2-oxazoline

≥99%

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Synonym(s):
2-Ethyl-4,5-dihydrooxazole, 2-Ethyloxazoline
Empirical Formula (Hill Notation):
C5H9NO
CAS Number:
Molecular Weight:
99.13
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

≥99%

form

liquid

refractive index

n20/D 1.437 (lit.)

bp

128.4 °C (lit.)

mp

−62 °C (lit.)

density

0.982 g/mL at 25 °C (lit.)

SMILES string

CCC1=NCCO1

InChI

1S/C5H9NO/c1-2-5-6-3-4-7-5/h2-4H2,1H3

InChI key

NYEZZYQZRQDLEH-UHFFFAOYSA-N

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This Item
373974137448754501
vibrant-m

137456

2-Ethyl-2-oxazoline

vibrant-m

373974

Poly(2-ethyl-2-oxazoline)

vibrant-m

137448

2-Methyl-2-oxazoline

assay

≥99%

assay

-

assay

98%

assay

-

bp

128.4 °C (lit.)

bp

-

bp

109.5-110.5 °C (lit.)

bp

-

refractive index

n20/D 1.437 (lit.)

refractive index

-

refractive index

n20/D 1.434 (lit.)

refractive index

-

mp

−62 °C (lit.)

mp

-

mp

-

mp

70-75 °C

density

0.982 g/mL at 25 °C (lit.)

density

1.14 g/mL at 25 °C (lit.)

density

1.005 g/mL at 25 °C (lit.)

density

-

General description

2-Ethyl-2-oxazoline undergoes cationic ring opening graft polymerization using tosylated cellulose nanowhisker as macroinitiator.

Application

2-Ethyl-2-oxazoline (EtOx) was used in synthesis of block copolymers of EtOx and styrene by cationic ring-opening polymerization and atom transfer radical polymerization.

pictograms

FlameExclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Flam. Liq. 3

Storage Class

3 - Flammable liquids

wgk_germany

WGK 1

flash_point_f

84.2 °F - closed cup

flash_point_c

29 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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