2-methylacetoacetic acid

Modify Date: 2026-07-01 19:31:22

2-methylacetoacetic acid Structure
2-methylacetoacetic acid structure
Common Name 2-methylacetoacetic acid
CAS Number 2382-59-4 Molecular Weight 116.11500
Density 1.125g/cm3 Boiling Point 227.9ºC at 760mmHg
Molecular Formula C5H8O3 Melting Point N/A
MSDS N/A Flash Point 105.9ºC

Summary: 2-methylacetoacetic acid (CAS number: 2382-59-4), molecular formula: C5H8O3, molecular weight: 116.11500. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 2-methylacetoacetic acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.125g/cm3
Boiling Point 227.9ºC at 760mmHg
Molecular Formula C5H8O3
Molecular Weight 116.11500
Flash Point 105.9ºC
Exact Mass 116.04700
PSA 54.37000
LogP 0.29610
InChIKey GCXJINGJZAOJHR-UHFFFAOYSA-N
SMILES CC(=O)C(C)C(=O)O

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~77%

2-methylacetoacetic acid Structure

2-methylacetoac...

CAS#:2382-59-4

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Literature: Tanaka, Mayumi; Oota, Osamu; Hiramatsu, Hideo; Fujiwara, Kazuyoshi Bulletin of the Chemical Society of Japan, 1988 , vol. 61, # 7 p. 2473 - 2480

~77%

2-methylacetoacetic acid Structure

2-methylacetoac...

CAS#:2382-59-4

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Literature: Anwar, Muhammad; Cowley, Andrew R.; Moloney, Mark G. Tetrahedron Asymmetry, 2010 , vol. 21, # 13-14 p. 1758 - 1770

~%

2-methylacetoacetic acid Structure

2-methylacetoac...

CAS#:2382-59-4

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Literature: Tirpak, Robin E.; Olsen, Richard, S.; Rathke, Michael W. Journal of Organic Chemistry, 1985 , vol. 50, # 24 p. 4877 - 4879

~%

2-methylacetoacetic acid Structure

2-methylacetoac...

CAS#:2382-59-4

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Literature: Meier, Herbert; Wengenroth, Horst; Lauer, Wolfgang; Krause, Volker Tetrahedron Letters, 1989 , vol. 30, # 39 p. 5253 - 5256

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2-methylacetoacetic acid Structure

2-methylacetoac...

CAS#:2382-59-4

Learn More
Literature: Brandes Zeitschrift fuer Chemie, 1866 , p. 458

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

(2S)-2-METHYL-3-OXO-BUTANOIC ACID
2-methyl-3-oxobutanoic acid
(R)-2-METHYL-3-OXO-BUTANOIC ACID
2-methyl-3-oxobutyric acid
a-Methylacetoacetic acid
AcCH(Me)CO2H
2-Methyl-acetessigsaeure
2-methyl-Acetoacetic acid
2-Acetylpropionic acid

 2-methylacetoacetic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the downstream products of 2-methylacetoacetic acid?
A: Related downstream products(CAS) of 2-methylacetoacetic acid: 87769-39-9;78-93-3;124-38-9;68206-10-0;4281-39-4;39149-65-0.
Q: What is the LogP of 2-methylacetoacetic acid?
A: LogP of 2-methylacetoacetic acid is 0.29610.
Q: What is the InChIKey of 2-methylacetoacetic acid?
A: InChIKey of 2-methylacetoacetic acid is GCXJINGJZAOJHR-UHFFFAOYSA-N.
Q: What English synonyms does 2-methylacetoacetic acid have?
A: English synonyms of 2-methylacetoacetic acid: (2S)-2-METHYL-3-OXO-BUTANOIC ACID, 2-methyl-3-oxobutanoic acid, (R)-2-METHYL-3-OXO-BUTANOIC ACID, 2-methyl-3-oxobutyric acid, a-Methylacetoacetic acid, AcCH(Me)CO2H, 2-Methyl-acetessigsaeure, 2-methyl-Acetoacetic acid, 2-Acetylpropionic acid.
Q: What is the SMILES notation of 2-methylacetoacetic acid?
A: SMILES notation of 2-methylacetoacetic acid is CC(=O)C(C)C(=O)O.
Q: What is the polar surface area (PSA) of 2-methylacetoacetic acid?
A: Polar surface area (PSA) of 2-methylacetoacetic acid is 54.37000.
Q: What are the upstream materials of 2-methylacetoacetic acid?
A: Related upstream materials(CAS) of 2-methylacetoacetic acid: 609-14-3;39149-65-0;124-38-9;78-93-3;132723-21-8;34284-28-1;74-88-4.
Q: What is the molecular formula of 2-methylacetoacetic acid?
A: Molecular formula of 2-methylacetoacetic acid is C5H8O3.
Q: What is the boiling point of 2-methylacetoacetic acid?
A: Boiling point of 2-methylacetoacetic acid is 227.9ºC at 760mmHg.
Q: What is the CAS number of 2-methylacetoacetic acid?
A: CAS number of 2-methylacetoacetic acid is 2382-59-4.
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