Skip to Content
Merck
All Photos(1)

Key Documents

187607

Sigma-Aldrich

5-Methyl-3-hexen-2-one

technical grade, 75%

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
(CH3)2CHCH=CHCOCH3
CAS Number:
Molecular Weight:
112.17
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

grade

technical grade

Assay

75%

form

liquid

impurities

<25% 5-methyl-4-hexen-2-one

refractive index

n20/D 1.44 (lit.)

density

0.85 g/mL at 25 °C (lit.)

functional group

ketone

SMILES string

CC(C)\C=C\C(C)=O

InChI

1S/C7H12O/c1-6(2)4-5-7(3)8/h4-6H,1-3H3/b5-4+

InChI key

IYMKNYVCXUEFJE-SNAWJCMRSA-N

General description

5-methyl-3-hexen-2-one reacts with indole in the presence of pyrrolidine and p-TsOH in CH2Cl2 to yield the 3-substituted indole adduct.

Application

5-Methyl-3-hexen-2-one was used in combinatorial synthesis of mercaptoketones and mercaptoalcohols.

Pictograms

FlameSkull and crossbones

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Flam. Liq. 3

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

118.4 °F - closed cup

Flash Point(C)

48 °C - closed cup


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

C Vermeulen et al.
Journal of agricultural and food chemistry, 49(11), 5445-5449 (2001-11-21)
Over the past few years, polyfunctional thiols present as trace components have been found to play a major role in many food flavors, due to their exceptionally low odor thresholds. Unfortunately, their presence in minute concentration (in ng/kg to a
Dong-Ping Li et al.
Chemical communications (Cambridge, England), (7)(7), 799-801 (2006-02-09)
The use of an equimolar amount of pyrrolidine and HClO4 (30 mol%) was found to be effective in promoting the conjugate addition of indoles to (E)-alpha,beta-unsaturated ketones, affording the corresponding beta-indolyl ketones in excellent yields.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service