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ChemicalBook >> CAS DataBase List >> Methyl acetoacetate

Methyl acetoacetate

Methyl acetoacetate price.
  • $5 - $2381
  • Product name: Methyl acetoacetate
  • CAS: 105-45-3
  • MF: C5H8O3
  • MW: 116.12
  • EINECS:203-299-8
  • MDL Number:MFCD00008784
  • Synonyms:3-OXBUTANOIC ACID METHYL ESTER;3-OXOBUTANOIC ACID METHYL ESTER;ACETYL METHYL ACETATE;ACETOACETIC ESTER (METHYL);HYL ACETOACETATE;Acetessigsuremethylester;METHYL ACETOACETATE extrapure AR;METHYL ACETOACETATE pure
Price71 Properties Safety Information Description
71 prices
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  • aablocks
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Arctom
  • Atlantic Research Chemicals
  • Chemenu
  • Chem-Impex
  • ChemScene
  • Crysdot
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • SynQuest Laboratories
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
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  • 8001070100
  • 8001071000
  • 5ml
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  • 1 L
  • 2.5 L
  • 10mM*1mLinDMSO(Liquid+Solvent)
  • 10mM*1mLinDMSO(Solution)
  • 100 mL
  • Manufactureraablocks
  • Product numberAA003RWC
  • Product descriptionMethyl 3-oxobutanoate 97%
  • Packaging100g
  • Price$9
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003RWC
  • Product descriptionMethyl 3-oxobutanoate ≥98%
  • Packaging500g
  • Price$16
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ53936
  • Product descriptionMethyl acetoacetate
  • Packaging25g
  • Price$10
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ53936
  • Product descriptionMethyl acetoacetate
  • Packaging500g
  • Price$40
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberD245
  • Product descriptionMethyl acetoacetate
  • Packaging500g
  • Price$54
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA123052
  • Product descriptionMethyl3-oxobutanoate 95+%
  • Packaging25g
  • Price$8
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA123052
  • Product descriptionMethyl3-oxobutanoate 95+%
  • Packaging1kg
  • Price$30
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA123052
  • Product descriptionMethyl3-oxobutanoate 95+%
  • Packaging100g
  • Price$10
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA123052
  • Product descriptionMethyl3-oxobutanoate 95+%
  • Packaging5g
  • Price$5
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA123052
  • Product descriptionMethyl3-oxobutanoate 95+%
  • Packaging10g
  • Price$6
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA123052
  • Product descriptionMethyl3-oxobutanoate 95+%
  • Packaging500g
  • Price$19
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberPRO0004883
  • Product descriptionMAA 95.00%
  • Packaging5MG
  • Price$503.57
  • Updated2021-12-16
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  • ManufacturerApolloscientific
  • Product numberOR54474
  • Product descriptionMethyl acetoacetate 99%,Enoltype
  • Packaging25kg
  • Price$2381
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR54474
  • Product descriptionMethyl acetoacetate
  • Packaging5kg
  • Price$203
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR54474
  • Product descriptionMethyl acetoacetate 99%,Enoltype
  • Packaging2.5kg
  • Price$240
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR54474
  • Product descriptionMethyl acetoacetate
  • Packaging1kg
  • Price$102
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003RWC Methyl 3-oxobutanoate 97% 100g $9 2026-05-28 Buy
aablocks AA003RWC Methyl 3-oxobutanoate ≥98% 500g $16 2026-05-28 Buy
AK Scientific J53936 Methyl acetoacetate 25g $10 2021-12-16 Buy
AK Scientific J53936 Methyl acetoacetate 500g $40 2021-12-16 Buy
AK Scientific D245 Methyl acetoacetate 500g $54 2021-12-16 Buy
Ambeed A123052 Methyl3-oxobutanoate 95+% 25g $8 2021-12-16 Buy
Ambeed A123052 Methyl3-oxobutanoate 95+% 1kg $30 2021-12-16 Buy
Ambeed A123052 Methyl3-oxobutanoate 95+% 100g $10 2021-12-16 Buy
Ambeed A123052 Methyl3-oxobutanoate 95+% 5g $5 2021-12-16 Buy
Ambeed A123052 Methyl3-oxobutanoate 95+% 10g $6 2021-12-16 Buy
Ambeed A123052 Methyl3-oxobutanoate 95+% 500g $19 2021-12-16 Buy
American Custom Chemicals Corporation PRO0004883 MAA 95.00% 5MG $503.57 2021-12-16 Buy
Apolloscientific OR54474 Methyl acetoacetate 99%,Enoltype 25kg $2381 2026-06-04 Buy
Apolloscientific OR54474 Methyl acetoacetate 5kg $203 2021-12-16 Buy
Apolloscientific OR54474 Methyl acetoacetate 99%,Enoltype 2.5kg $240 2026-06-04 Buy
Apolloscientific OR54474 Methyl acetoacetate 1kg $102 2021-12-16 Buy
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Properties

Melting point :-80 °C (lit.)
Boiling point :169-170 °C/70 mmHg (lit.)
Density :1.076 g/mL at 25 °C (lit.)
vapor density :4 (vs air)
vapor pressure :1 hPa (20 °C)
refractive index :n20/D 1.419(lit.)
Flash point :158 °F
storage temp. :2-8°C
solubility :460 g/L (20°C)
form :Liquid
pka :10.67±0.46(Predicted)
color :APHA: ≤20
PH :3.8 (863g/l, H2O, 20℃)
Odor :at 100.00 %. fresh fruity citrus green
Odor Type :fruity
explosive limit :1.3-14.2%(V)
Water Solubility :460 g/L (20 ºC)
Merck :14,6009
BRN :506727
Henry's Law Constant :6.4×100 mol/(m3Pa) at 25℃, \vS (2002)
Cosmetics Ingredients Functions :PERFUMING
InChI :1S/C5H8O3/c1-4(6)3-5(7)8-2/h3H2,1-2H3
InChIKey :WRQNANDWMGAFTP-UHFFFAOYSA-N
SMILES :COC(=O)CC(C)=O
LogP :0.185 (est)
CAS DataBase Reference :105-45-3(CAS DataBase Reference)
NIST Chemistry Reference :Butanoic acid, 3-oxo-, methyl ester(105-45-3)
EPA Substance Registry System :Methyl acetoacetate (105-45-3)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Methyl acetoacetate is used as a chemical reagent used in the synthesis of pharmaceuticals. It participates in the Biginelli reaction, forming molecules including dihydropyrimidinones.Methyl acetoacetate (MAA) is used for the synthesis of alpha-substituted aceto- acetic esters and cyclic compounds, e.g. pyrazole, pyrimidine and coumarin derivatives.

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Suppliers and manufacturers

Jinan Century Tongda Chemical Co., Ltd. Shandong le Li New Materials Co. , Ltd. Shandong Zhenkun New Material Co., LTD Mingwei (Shandong) Supply Chain Management Co., Ltd Quzhou Rundong Chemical (Technology) Co. Jinan Renyuan Chemical Co. Ltd Jinan Renyuan Chemical Co., Ltd. SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd.