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3-Penten-2-one

Name: 3-Penten-2-one
Brand: ALDRICH
Price: 74.3 USD
Availability: InStock

70%

Synonym(s):

Methyl propenyl ketone

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Size/SKU	Availability	Price
1 g	Available to ship TODAYfromMILWAUKEE	$74.30
5 g	Available to ship TODAYfromMILWAUKEE	$158.00

About This Item

Linear Formula:

CH₃CH=CHCOCH₃

CAS Number:

625-33-2

Molecular Weight:

84.12

UNSPSC Code:

12352100

NACRES:

NA.22

PubChem Substance ID:

24848542

EC Number:

210-888-3

Beilstein/REAXYS Number:

1633505

MDL number:

MFCD00009290

Assay:

70%

Form:

liquid

$74.30

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Properties

vapor pressure

760 mmHg ( 121 °C)

Quality Segment

100

assay

70%

form

liquid

impurities

<2% ethanol, 30% mesityl oxide

refractive index

n20/D 1.437 (lit.)

bp

121-124 °C (lit.)

density

0.862 g/mL at 25 °C (lit.)

functional group

ketone

SMILES string

CC(C=CC)=O

InChI

1S/C5H8O/c1-3-4-5(2)6/h3-4H,1-2H3

InChI key

LABTWGUMFABVFG-UHFFFAOYSA-N

Description

General description

3-Penten-2-one is volatile compound present in berry fruit of two Aronia melanocarpa genotypes[1]. Urinary 3-penten-2-one is a useful biomarker for increased accumulation of acetaldehyde during abnormal metabolic stress[2].

Application

3-Penten-2-one was used in the synthesis of the alkaloids (+/-)-senepodine G and (+/-)-cermizine C[3].

Biochem/physiol Actions

3-Penten-2-one inhibits nitric oxide production and inducible nitric oxide synthase expression via heme oxygenase-1 expression in lipopolysaccharide-activated RAW264.7 macrophages[4].

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Show Differences

1 of 1

This Item	W329002	147885	W284203
Sigma-Aldrich 145017 3-Penten-2-one	Sigma-Aldrich W329002 3-Hexanone	Sigma-Aldrich 147885 4-Phenyl-3-buten-2-one	Sigma-Aldrich W284203 2-Pentanone
assay 70%	assay ≥97%	assay 99%	assay ≥98%
Quality Level 100	Quality Level 300, 400	Quality Level 100	Quality Level 300, 400
density 0.862 g/mL at 25 °C (lit.)	density 0.815 g/mL at 25 °C (lit.)	density -	density 0.809 g/mL at 25 °C (lit.)
refractive index n20/D 1.437 (lit.)	refractive index n20/D 1.400 (lit.)	refractive index -	refractive index n20/D 1.39 (lit.)
form liquid	form -	form solid	form liquid
bp 121-124 °C (lit.)	bp 123 °C (lit.)	bp 260-262 °C (lit.)	bp 101-105 °C (lit.)

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pictograms

GHS02,GHS06

signalword

Danger

hcodes

H225,H311,H315,H319,H335

pcodes

P210 - P233 - P240 - P280 - P303 + P361 + P353 - P305 + P351 + P338

Hazard Classifications

Acute Tox. 3 Dermal - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

69.8 °F - closed cup

flash_point_c

21 °C - closed cup

ppe

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

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