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Piridronic acid

Also known as: Piridronic acid, 2-(2-pyridyl)ethylidine-1,1-bisphosphonate, (1-phosphono-2-pyridin-2-ylethyl)phosphonic acid, Acide piridronique, Acido piridronico, Acidum piridronicum, NE-97221, Phosphonic acid, P,P'-[2-(2-pyridinyl)ethylidene]bis-, Piridronic, UNII-ADD4H8T3K9, [2-(2-Pyridyl)ethylidene]bisphosphonic acid

Piridronic acid (CAS 75755-07-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H11NO6P2 and a molecular weight of 267.11300 g/mol. Key properties include a boiling point of 629.3ºC at 760 mmHg, a density of 1.732g/cm3 and a flash point of 334.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
75755-07-6
Jingsj CID
J-1322430-5
Molecular Formula
C7H11NO6P2
Molecular Weight
267.11300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point629.3ºC at 760 mmHg
Density1.732g/cm3
Flash Point334.4ºC
Exact Mass267.00600
PSA147.57000
LogP0.30560
Refractive Index1.614

Frequently Asked Questions

What is the CAS number of Piridronic acid?

The CAS number of Piridronic acid is 75755-07-6.

What are the molecular formula and molecular weight of Piridronic acid?

Piridronic acid has molecular formula C7H11NO6P2 and molecular weight 267.11300 g/mol.

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

Last updated:

How to cite: Jingsj. "Piridronic acid (CAS 75755-07-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1322430-5 (accessed 2026-11-07).

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