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Ethyl dimethylphosphonoacetate

Also known as: Ethyl 2-(dimethoxyphosphoryl)acetate, Dimethyl(ethoxycarbonylmethyl)phosphonate, Dimethoxyphosphinylacetic acid ethyl ester, Dimethylphosphonoacetic Acid Ethyl Ester, Ethoxycarbonylmethylphosphonic acid dimethyl ester, Phosphonoacetic acid P,P-dimethyl ethyl ester, 2-dimethoxyphosphorylacetic acid ethyl ester, Acetic acid, 2-(dimethoxyphosphinyl)-, ethyl ester, MFCD00015677

Ethyl dimethylphosphonoacetate (CAS 311-46-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H13O5P and a molecular weight of 196.138 g/mol. Key properties include a boiling point of 268.7±0.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 98.9±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
311-46-6
Jingsj CID
J-42395-0
Molecular Formula
C6H13O5P
Molecular Weight
196.138 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point268.7±0.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point98.9±0.0 °C
Exact Mass196.050064
PSA71.64000
LogP-0.15
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.414

Customs & Trade Information

HS Code2931900090
Summary2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Ethyl dimethylphosphonoacetate?

The CAS number of Ethyl dimethylphosphonoacetate is 311-46-6.

What are the molecular formula and molecular weight of Ethyl dimethylphosphonoacetate?

Ethyl dimethylphosphonoacetate has molecular formula C6H13O5P and molecular weight 196.138 g/mol.

What are the upstream and downstream products of Ethyl dimethylphosphonoacetate?

For Ethyl dimethylphosphonoacetate, Upstream Products: Ethyl diazoacetate, Trimethyl phosphite, Methanol; Downstream Products: iodomethane, 4-(2-Ethoxy-2-oxoethylidene)-1-piperidinecarboxylic acid tert-butyl ester, Ethyl cyclohexylideneacetate.

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

Last updated:

How to cite: Jingsj. "Ethyl dimethylphosphonoacetate (CAS 311-46-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42395-0 (accessed 2026-11-09).

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