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Merck
CN

10913

Methyl acetoacetate

Wacker Chemie AG, ≥99.0% (GC)

Synonym(s):

ACM, 3-Oxobutanoic acid methyl ester, Acetoacetic acid methyl ester

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About This Item

Linear Formula:
CH3COCH2COOCH3
CAS Number:
105-45-3
Molecular Weight:
116.12
EC Number:
203-299-8
UNSPSC Code:
12352100
PubChem Substance ID:
57646849
Beilstein/REAXYS Number:
506727
MDL number:
MFCD00008784
Assay:
≥99.0% (GC)

Key Documents

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InChI key

WRQNANDWMGAFTP-UHFFFAOYSA-N

InChI

1S/C5H8O3/c1-4(6)3-5(7)8-2/h3H2,1-2H3

SMILES string

COC(=O)CC(C)=O

assay

≥99.0% (GC)

autoignition temp.

536 °F

manufacturer/tradename

Wacker Chemie AG

bp

169-170 °C/70 mmHg (lit.)

mp

−80 °C (lit.)

solubility

H2O: soluble 2 parts, alcohol: miscible, diethyl ether: miscible

density

1.076 g/mL at 25 °C (lit.)

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General description

Methyl acetoacetate undergoes asymmetric hydrogenation to form (R)-(-)-methyl-3-hydroxybutyrate in the presence of enantioselective Ni/SiO2 catalysts. It undergoes Pechmann reactions with phenols in various ionic liquids.

Application

Methyl acetoacetate was used in development of a simple and cost effective method for monitoring of trace formaldehyde in air. It was used to study the substrate specificity of NADPH-dependent diacetyl reductase in Escherichia coli.

Other Notes

prices for bulk quantities on request

pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H318

Hazard Classifications

Eye Dam. 1

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

158.0 °F - closed cup

flash_point_c

70 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
S50542V
S50542
S44161
S36666
449875/1

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P Silber et al.
Journal of bacteriology, 118(3), 919-927 (1974-06-01)
A reduced nicotinamide adenine dinucleotide phosphate (NADPH)-dependent reductase with the ability to reduce diacetyl has been isolated from Escherichia coli and has been purified 800-fold to near homogeneity. The product of the reduction of diacetyl was shown to be acetoin.
The enantioselective hydrogenation of methyl acetoacetate over supported nickel catalysts: I. The modification procedure.
Keane MA and Webb G.
J. Catal., 136(1), 1-15 (1992)
Opas Bunkoed et al.
Analytica chimica acta, 659(1-2), 251-257 (2010-01-28)
We report the development of transparent sol-gels with entrapped sensitive and selective reagents for the detection of formaldehyde. The sampling method is based on the adsorption of formaldehyde from the air and reaction with beta-diketones (for example acetylacetone) in a
Pechmann reaction in non-chloroaluminate acidic ionic liquids under solvent-free conditions.
Gu Y, et al.
Advanced Synthesis & Catalysis, 347(4), 512-516 (2005)
Xiao Hu et al.
Proceedings of the National Academy of Sciences of the United States of America, 111(47), 16796-16801 (2014-11-05)
Much remains unknown regarding speciation. Host-pathogen interactions are a major driving force for diversification, but the genomic basis for speciation and host shifting remains unclear. The fungal genus Metarhizium contains species ranging from specialists with very narrow host ranges to
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