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271357

Sigma-Aldrich

2-Pentyne

98%

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About This Item

Linear Formula:
CH3C≡CCH2CH3
CAS Number:
627-21-4
Molecular Weight:
68.12
Beilstein/REAXYS Number:
1696938
EC Number:
210-989-2
MDL number:
MFCD00009380
UNSPSC Code:
12352100
PubChem Substance ID:
24856433
NACRES:
NA.22

vapor pressure

393 mmHg ( 37.7 °C)

assay

98%

form

liquid

refractive index

n20/D 1.404 (lit.)

bp

56-57 °C (lit.)

mp

−109 °C (lit.)

density

0.71 g/mL at 25 °C (lit.)

SMILES string

CCC#CC

InChI

1S/C5H8/c1-3-5-4-2/h3H2,1-2H3

InChI key

NKTDTMONXHODTI-UHFFFAOYSA-N

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Application

2-Pentyne was used to test the catalytic activity of nanoparticles of palladium supported on bacterial biomass, bio-Pd.

accessory

Product No.
Description
Pricing

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

-23.8 °F - closed cup

flash_point_c

-31 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Palladium supported on bacterial biomass as a novel heterogeneous catalyst: A comparison of Pd/Al2O3 and bio-Pd in the hydrogenation of 2-pentyne.
Bennett JA, et al.
Chemical Engineering Science, 65(1), 282-290 (2010)

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