Iminobis(methylphosphonic acid)

亚氨基二(甲基磷酸)

Also known as: IMINO-BIS(METHYLPHOSPHONIC ACID), Iminodi(methylphosphonic acid), Bis(phosphonomethyl)amine, Phosphonic acid, P,P'-[iminobis(methylene)]bis-, Phosphonic acid, iminobis(methylene)bis-, IDMP, IDPA, Iminobis[methylenephosphonic acid], (phosphonomethylamino)methylphosphonic acid, imino-bis(methylphosphonic acid), imino-bìs-(methanphosphonsaure), MFCD00144472

Iminobis(methylphosphonic acid) (CAS 17261-34-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H9NO6P2 and a molecular weight of 205.04300 g/mol. It is also known as IMINO-BIS(METHYLPHOSPHONIC ACID), Iminodi(methylphosphonic acid) and Bis(phosphonomethyl)amine. Key properties include a melting point of 220ºC (dec.)(lit.), a boiling point of 560.6ºC at 760mmHg, a density of 1.886g/cm3 and a flash point of 292.8ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17261-34-6
Jingsj CID
J-1517238-7
Molecular Formula
C2H9NO6P2
Chinese Name
亚氨基二(甲基磷酸)
Molecular Weight
205.04300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point220ºC (dec.)(lit.)
Boiling Point560.6ºC at 760mmHg
Density1.886g/cm3
Flash Point292.8ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Iminobis(methylphosphonic acid)?

The CAS number of Iminobis(methylphosphonic acid) is 17261-34-6.

What are the molecular formula and molecular weight of Iminobis(methylphosphonic acid)?

Iminobis(methylphosphonic acid) has molecular formula C2H9NO6P2 and molecular weight 205.04300 g/mol.

Is Iminobis(methylphosphonic acid) hazardous?

Iminobis(methylphosphonic acid) has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Iminobis(methylphosphonic acid) (CAS 17261-34-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517238-7 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.