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Methyl 2-(2,3-dichlorobenzylidene)acetoacetate

Also known as: Methyl 2-(2,3-dichlorobenzylidine)acetoacetate, 2-[(2,3-Dichlorophenyl)methylene]-3-oxobutanoic acid methyl ester, Butanoic acid, 2-[(2,3-dichlorophenyl)methylene]-3-oxo-, methyl ester, (2E)-, Methyl (2E)-2-(2,3-dichlorobenzylidene)-3-oxobutanoate, methyl (2E)-2-[(2,3-dichlorophenyl)methylidene]-3-oxobutanoate

Methyl 2-(2,3-dichlorobenzylidene)acetoacetate (CAS 74073-22-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H10Cl2O3 and a molecular weight of 273.112 g/mol. Key properties include a melting point of 81-83ºC, a boiling point of 383.6±42.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 157.2±26.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
74073-22-6
Jingsj CID
J-1517726-1
Molecular Formula
C12H10Cl2O3
Molecular Weight
273.112 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point81-83ºC
Boiling Point383.6±42.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point157.2±26.9 °C
Exact Mass272.000702
PSA43.37000
LogP2.54
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.575
Storage Conditions2-8°C

Customs & Trade Information

HS Code2918300090
Summary2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methyl 2-(2,3-dichlorobenzylidene)acetoacetate?

The CAS number of Methyl 2-(2,3-dichlorobenzylidene)acetoacetate is 74073-22-6.

What are the molecular formula and molecular weight of Methyl 2-(2,3-dichlorobenzylidene)acetoacetate?

Methyl 2-(2,3-dichlorobenzylidene)acetoacetate has molecular formula C12H10Cl2O3 and molecular weight 273.112 g/mol.

What are the upstream and downstream products of Methyl 2-(2,3-dichlorobenzylidene)acetoacetate?

For Methyl 2-(2,3-dichlorobenzylidene)acetoacetate, Upstream Products: Methyl acetoacetate, 2,3-Dichlorobenzaldehyde; Downstream Products: 4-(2,3-Dichlorophenyl)-5-(methoxycarbonyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylic acid.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Methyl 2-(2,3-dichlorobenzylidene)acetoacetate (CAS 74073-22-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517726-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.