Propane-1,3-diyldiphosphonic acid

丙烷-1,3-二膦酸

Also known as: 1,3-Propylenediphosphonic acid, Propane-1,3-diylbis(phosphonic acid), P,P'-1,3-propanediylbis(phosphonic acid), MFCD00050066

Propane-1,3-diyldiphosphonic acid (CAS 4671-82-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H10O6P2 and a molecular weight of 204.05500 g/mol. It is also known as 1,3-Propylenediphosphonic acid, Propane-1,3-diylbis(phosphonic acid) and P,P'-1,3-propanediylbis(phosphonic acid). Key properties include a melting point of 178ºC, a boiling point of 532.2ºC at 760 mmHg, a density of 1.747 g/cm3 and a flash point of 275.7ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

4671-82-3

Jingsj CID

J-1402246-9

Molecular Formula

C₃H₁₀O₆P₂

Chinese Name

丙烷-1,3-二膦酸

Molecular Weight

204.05500 g/mol

Category

Organic Acids

Last updated

8/21/2026