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H41544

Sigma-Aldrich

4-Hydroxy-4-methyl-2-pentanone

99%

Synonym(s):

Diacetone alcohol

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About This Item

Linear Formula:
(CH3)2C(OH)CH2COCH3
CAS Number:
Molecular Weight:
116.16
Beilstein:
1740440
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

vapor density

4 (vs air)

Quality Level

vapor pressure

<1 mmHg ( 20 °C)

Assay

99%

form

liquid

expl. lim.

6.9 %

refractive index

n20/D 1.423 (lit.)

bp

166 °C (lit.)

density

0.931 g/mL at 25 °C (lit.)

SMILES string

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

InChI

1S/C6H12O2/c1-5(7)4-6(2,3)8/h8H,4H2,1-3H3

InChI key

SWXVUIWOUIDPGS-UHFFFAOYSA-N

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General description

4-Hydroxy-4-methyl-2-pentanone is commonly used as a solvent in various industries, including paints, coatings, adhesives, and printing inks.

Application

4-Hydroxy-4-methyl-2-pentanone can be used to synthesize:
  • Diolmonoesters by reacting with aldehydes via tandem aldol-transfer–Tischtschenko reaction catalyzed by trimethylaluminum.
  • Aldol-transfer products such as β-hydroxy ketones by reacting with various aldehydes in the presence of L-proline as a catalyst.
  • Mono-α-arylated ketones and esters via Pd catalyzed reaction with aryl halides and aryl triflates, respectively.

It can also be used as a complexing agent to synthesize double-metal cyanide (DMC) catalysts by reacting with metal salt (MX) and cyanometalate compounds.

Signal Word

Warning

Hazard Statements

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

136.4 °F - closed cup

Flash Point(C)

58 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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I Magneron et al.
Environmental science & technology, 37(18), 4170-4181 (2003-10-04)
The OH-initiated oxidation of two VOCs directly emitted to the atmosphere through their use as industrial solvents, hexylene glycol (HG, (CH3)2C(OH)CH2CH(OH)CH3) and diacetone alcohol (DA, (CH3)2C(OH)CH2C(O)CH3), has been studied in two photoreactors: a 140 L Teflon bag irradiated by lamps
Harriet L R Cooper et al.
Archives of biochemistry and biophysics, 507(1), 111-118 (2010-11-16)
The diagnostic substrate tetramethylcyclopropane (TMCP) has been reexamined as a substrate with three drug- and xenobiotic-metabolizing cytochrome P450 enzymes, human CYP2E1, CYP3A4 and rat CYP2B1. The major hydroxylation product in all cases was the unrearranged primary alcohol along with smaller
Tandem aldol-transfer-Tischtschenko reaction of aldehydes and ?-hydroxyketones catalyzed by trimethylaluminum
Simpura I and Nevalainen V
Tetrahedron Letters, 42(23), 3905-3907 (2001)
Synthesis of Polycarbonate Polyols by Double-Metal Cyanide Catalyzed Copolymerization of Epoxide with Carbon Dioxide
Lim J, et al.
Journal of Nanoscience and Nanotechnology, 17(10), 7507-7514 (2017)
S Chandrasekhar et al.
Chemical communications (Cambridge, England), (21)(21), 2450-2451 (2004-10-30)
We demonstrate for the first time, L-proline as a chiral catalyst for transfer aldol reaction between aldehydes and diacetone alcohol.

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