Skip to Content
Merck
All Photos(3)

Documents

537365

Sigma-Aldrich

Methyl acetoacetate

ReagentPlus®, ≥98.5% (GC)

Synonym(s):

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

Sign Into View Organizational & Contract Pricing
All Photos(3)

About This Item

Linear Formula:
CH3COCH2COOCH3
CAS Number:
105-45-3
Molecular Weight:
116.12
Beilstein:
506727
EC Number:
203-299-8
MDL number:
MFCD00008784
UNSPSC Code:
12352100
PubChem Substance ID:
24878214
NACRES:
NA.22

product line

ReagentPlus®

Assay

≥98.5% (GC)

autoignition temp.

536 °F

manufacturer/tradename

Sigma-Aldrich

refractive index

n20/D 1.419 (lit.)

bp

169-170 °C/70 mmHg (lit.)

mp

−80 °C (lit.)

density

1.076 g/mL at 25 °C (lit.)

SMILES string

COC(=O)CC(C)=O

InChI

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

InChI key

WRQNANDWMGAFTP-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Application

Methyl acetoacetate (MAA) can be used as a reactant for:
  • Transesterification with alcohols by using various catalysts.
  • The synthesis of 4-methylcoumarins with phenol in presence of zinc and I2 as catalysts.
  • Asymmetric heterogeneous hydrogenation reactions by transition metal catalysts.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H318

Precautionary Statements

P280 - P305 + P351 + P338

Hazard Classifications

Eye Dam. 1

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

158.0 °F - closed cup

Flash Point(C)

70 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

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

Visit the Document Library

Customers Also Viewed

Slide 1 of 2

1 of 2

Isopropyl acetoacetate Arxada quality, ≥99.0% (GC)

Sigma-Aldrich

689092

Isopropyl acetoacetate

Propyl 3-oxobutanoate AldrichCPR

Sigma-Aldrich

CDS000562

Propyl 3-oxobutanoate

Synergism between microwave and enzyme catalysis in intensification of reactions and selectivities: transesterification of methyl acetoacetate with alcohols.
Yadav GD and Lathi PS
J. Mol. Catal. A: Chem., 223(1-2), 51-56 (2004)
Synthesis and studies of 6, 6′ -BINAP derivatives for the heterogeneous asymmetric hydrogenation of methyl acetoacetate.
Saluzzo C, et al.
Tetrahedron Asymmetry, 13(11), 1141-1146 (2002)
Enantioselective hydrogenation of methyl acetoacetate catalyzed by nickel supported on activated carbon or graphite.
Wolfson A, et al.
Applied Catalysis A: General, 208(1-2), 91-98 (2001)
Zinc mediated transesterification of ?-ketoesters and coumarin synthesis.
Chavan SP, et al.
Tetrahedron Letters, 43(47), 8583-8586 (2002)
S Aramaki et al.
Journal of inherited metabolic disease, 14(1), 63-74 (1991-01-01)
The concentrations of 2-methylacetoacetate, 2-methyl-3-hydroxybutyrate and tiglylglycine were determined by gas chromatography-mass spectrometry in urine collected before and for 8 h after loading with 100 mg of isoleucine per kg of body weight. The sum of 2-methylacetoacetate and 2-butanone, a
View All Related Papers

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