Butanedioic acid, 2-methylene-, monobutyl ester

4-butoxy-2-methylidene-4-oxobutanoic acid

CAS: 6439-57-2

Molecular Formula	`C9H14O4`
Molecular Weight	186.0892 g/mol
LogP	1.36
Topological Polar Surface Area	63.6 Å²
Hydrogen Bond Donors	1
Hydrogen Bond Acceptors	3
Rotatable Bonds	6
Exact Mass	186.0892
Heavy Atoms	13
Complexity	207.7

Chemical Identifiers

CAS Number	6439-57-2
SMILES	`CCCCOC(=O)CC(=C)C(=O)O`

Product Overview

Butanedioic acid, 2-methylene-, monobutyl ester (CAS 6439-57-2), with molecular formula C9H14O4 and molecular weight 186.0892 g/mol. IUPAC: 4-butoxy-2-methylidene-4-oxobutanoic acid.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.

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