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459747

Sigma-Aldrich

Cyclopentane

reagent grade, 98%

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About This Item

Empirical Formula (Hill Notation):
C5H10
CAS Number:
287-92-3
Molecular Weight:
70.13
Beilstein/REAXYS Number:
1900195
EC Number:
206-016-6
MDL number:
MFCD00001356
UNSPSC Code:
12352001
PubChem Substance ID:
329757031
NACRES:
NA.21

grade

reagent grade

Quality Level

100

vapor density

~2 (vs air)

vapor pressure

5.3 psi ( 21 °C)
9.9 psi ( 38 °C)

assay

98%

form

liquid

autoignition temp.

682 °F

expl. lim.

8.7 %

refractive index

n20/D 1.405 (lit.)

bp

50 °C (lit.)

mp

−94 °C (lit.)

density

0.751 g/mL at 25 °C (lit.)

SMILES string

C1CCCC1

InChI

1S/C5H10/c1-2-4-5-3-1/h1-5H2

InChI key

RGSFGYAAUTVSQA-UHFFFAOYSA-N

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General description

Cyclopentane (CP), a cycloalkane, is a flammable liquid with a wide range of industrial applications. The crystalline structure of CP has been investigated based on laser Raman spectrum at 85K and infrared spectra over a range of temperature between 4000-200cm-1. The impact of support materials on the reaction properties of supported metal catalysts in heterogeneously metal-catalyzed reactions has been studied based on the hydrogen/deuterium exchange reaction in CP. The pyrolytic reaction process of CP has been reported.

Application


  • Ellagitannins and Related Compounds from Penthorum chinense.: Cyclopentane is employed in the extraction and chemical analysis of ellagitannins from Penthorum chinense, showcasing its utility in the isolation and study of natural products. The research emphasizes cyclopentane′s role in facilitating the discovery of bioactive compounds with potential pharmaceutical applications (Era M et al., 2019).

signalword

Danger

Hazard Classifications

Aquatic Chronic 3 - Asp. Tox. 1 - Flam. Liq. 2 - STOT SE 3

target_organs

Central nervous system

supp_hazards

EUH066

Storage Class

3 - Flammable liquids

wgk_germany

WGK 1

flash_point_f

-4.0 °F - closed cup

flash_point_c

-20 °C - closed cup

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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Thermal decomposition of cyclopentane and related compounds.
Tsang W.
International Journal of Chemical Kinetics, 10(6), 599-617 (1978)
Shingo Yokota et al.
Carbohydrate polymers, 226, 115293-115293 (2019-10-05)
Cellulose nanofibrils prepared by aqueous counter collision (ACC-nanocelluloses) have specific properties. In this study, the use of ACC-nanocelluloses as emulsifiers and stabilizers was investigated. Oil-in-water Pickering emulsions with long-term stabilities were easily prepared by ultrasonically mixing aqueous ACC-nanocellulose dispersions with
Laser Raman Spectrum of Crystalline Cyclopentane-d 0 and-d 10.
Schettino V and Marzocchi MP.
J. Chem. Phys. , 57(10), 4225-4229 (1972)
Emma B A Hinderink et al.
Food research international (Ottawa, Ont.), 116, 717-723 (2019-02-06)
Dynamic flavor release curves from chewing gum were measured using an Artificial Mouth coupled to the AFFIRM®. A flavor distribution model for chewing gum is proposed, where flavor is present as droplets in both the hydrophilic (water-soluble) and the hydrophobic
Eagleson M.
Concise Encyclopedia Chemistry, 293-293 (1994)
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