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343552

Sigma-Aldrich

3,3-Dimethoxy-2-butanone

98%

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25 G
$249.00

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25 G
$249.00

About This Item

Linear Formula:
CH3C(OCH3)2COCH3
CAS Number:
21983-72-2
Molecular Weight:
132.16
MDL number:
MFCD00075266
UNSPSC Code:
12352100
PubChem Substance ID:
24861174
NACRES:
NA.22

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Quality Level

100

assay

98%

form

liquid

refractive index

n20/D 1.407 (lit.)

bp

145-146 °C (lit.)

density

0.987 g/mL at 25 °C (lit.)

functional group

ether
ketal
ketone

SMILES string

COC(C)(OC)C(C)=O

InChI

1S/C6H12O3/c1-5(7)6(2,8-3)9-4/h1-4H3

InChI key

UFQBSPGKRRSATO-UHFFFAOYSA-N

Related Categories

General description

3,3-Dimethoxy-2-butanone is a biacetyl monoketal.[1]

Application

3,3-Dimethoxy-2-butanone may be used as starting reagent in the synthesis of 6-acety1-l,2-dihydro-2-oxo-3-pyridinecarboxylic acid.[1] It may be used in the preparation of 4,4-dimethoxy-3-oxo-1-phenyl-1-pentene.[2]

pictograms

Flame
GHS02

signalword

Warning

hcodes

H226

Hazard Classifications

Flam. Liq. 3

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

113.0 °F - closed cup

flash_point_c

45 °C - closed cup

ppe

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

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Certificates of Analysis (COA)

Lot/Batch Number
MKCX1561
MKBF2753
MKBC6571
MKBB8483
53296LJ

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Magnesium Methoxide Cyclization of Biacetyl Derivatives1.
Muxfeldt H, et al.
The Journal of Organic Chemistry, 30(10), 3573-3574 (1965)
An efficient synthesis and mechanism of formation of 6-acetyl-1, 2-dihydro-2-oxo-3-pyridinecarboxylic acid.
Sanchez JP.
Tetrahedron, 46(23), 7693-7698 (1990)

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