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E46607

Ethyl propiolate

99%

Synonym(s):

Ethyl acetylenecarboxylate

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About This Item

Linear Formula:
HC≡CCO2C2H5
CAS Number:
623-47-2
Molecular Weight:
98.10
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24894572
EC Number:
210-795-8
Beilstein/REAXYS Number:
878250
MDL number:
MFCD00009184
Assay:
99%
Form:
liquid
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Quality Segment

assay

99%

form

liquid

refractive index

n20/D 1.412 (lit.)

bp

120 °C (lit.)

density

0.968 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

CCOC(=O)C#C

InChI

1S/C5H6O2/c1-3-5(6)7-4-2/h1H,4H2,2H3

InChI key

FMVJYQGSRWVMQV-UHFFFAOYSA-N

Application

Halogenated derivatives were used as substrates for direct, asymmetric alkynylation of cyclic β-ketoesters using chiral phase-transfer catalysts. Also employed in a one-pot , four-component synthesis of benzene-1,2,3,5-tetracarboxylates promoted by Ph3P.

Pictograms

FlameExclamation mark
GHS02,GHS07

Signal Word

Warning

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class

3 - Flammable liquids

WGK

WGK 3

Flash Point (°F)

77.0 °F - closed cup

Flash Point (°C)

25 °C - closed cup

PPE (personal protective equipment)

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

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