Diethyl (hydroxymethyl)phosphonate

羟甲基膦酸二乙酯

Also known as: (Hydroxymethyl)phosphonic acid diethyl ester, Diethyl phosphonomethanol, Diethyl (hydroxymethyl)phosphonate, tech., DIETHYL HYDROXYMETHYLPHOSPHONATE, Diethyl P-(hydroxymethyl)phosphonate, AURORA KA-1421, 4-Hydroxymethyldiethylphosphonate, Phosphonic acid, (hydroxymethyl)-, diethyl ester, Phosphonic acid, P-(hydroxymethyl)-, diethyl ester, diethyl hydroxy-methanephosphonate, diethyl hydroxymethylphosphonate

Diethyl (hydroxymethyl)phosphonate (CAS 3084-40-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H13O4P and a molecular weight of 168.128 g/mol. It is also known as (Hydroxymethyl)phosphonic acid diethyl ester, Diethyl phosphonomethanol and Diethyl (hydroxymethyl)phosphonate, tech.. Key properties include a boiling point of 239.5±23.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 98.7±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

3084-40-0

Jingsj CID

J-44847-7

Molecular Formula

C₅H₁₃O₄P

Chinese Name

羟甲基膦酸二乙酯

Molecular Weight

168.128 g/mol

Category

Organic Acids

Last updated

8/21/2026