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271365

Sigma-Aldrich

Ethoxyacetylene solution

~40 wt. % in hexanes

Synonym(s):

1-Ethoxyethyne, Ethoxyethyne, Ethyl ethynyl ether, Ethynyl ethyl ether

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1 G
$75.30
5 G
$159.00

About This Item

Linear Formula:
C2H5OC≡CH
CAS Number:
927-80-0
Molecular Weight:
70.09
Beilstein:
741882
MDL number:
MFCD00009247
UNSPSC Code:
12352100
PubChem Substance ID:
24856434
NACRES:
NA.22

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form

liquid

concentration

~40 wt. % in hexanes

refractive index

n20/D 1.378

density

0.732 g/mL at 25 °C

storage temp.

2-8°C

SMILES string

CCOC#C

InChI

1S/C4H6O/c1-3-5-4-2/h1H,4H2,2H3

InChI key

WMYNMYVRWWCRPS-UHFFFAOYSA-N

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Application

Used with N-vinylamides and triflic anhydride in a direct, three-component synthesis of pyridines.[1] Also used to prepare α,β-unsaturated esters from ketones via a Meyer-Schuster rearrangement.[2]

Signal Word

Danger

Hazard Classifications

Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 2 Inhalation - STOT SE 3

Target Organs

Central nervous system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

-14.8 °F

Flash Point(C)

-26 °C

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Certificates of Analysis (COA)

Lot/Batch Number
STBL3147
STBK6380
STBK7669
STBJ4836
STBG9901

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Sigma-Aldrich

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Questions

  1. Buenas tardes, me gustaría saber si este producto está purgado con Ar en el bote o si contiene aire? Gracias, saludos

    1 answer

    1. This product is not air-sensitive, so it does not require purging with inert gas.

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