Bis(hexamethylenetriaminepenta(methylenephosphonic acid))

Also known as: Bis(hexamethylene)triamine-pentakis(methylphosphonic acid), Phosphonic acid, P,P',P'',P'''-[[(phosphonomethyl)imino]bis[6,1-hexanediylnitrilobis(methylene)]]tetrakis-, [[(Phosphonomethyl)imino]bis[hexamethylenenitrilobis(methylene)]]tetrakisphosphonic acid, [bis[6-[bis(phosphonomethyl)amino]hexyl]amino]methylphosphonic acid, BHMTPMPA

Bis(hexamethylenetriaminepenta(methylenephosphonic acid)) (CAS 34690-00-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C17H44N3O15P5 and a molecular weight of 685.41100 g/mol. Key properties include a boiling point of 1002.7ºC at 760 mmHg, a density of 1.606 g/cm3 and a flash point of 560.2ºC. It is listed by 1 supplier, from 0.48 to 320.00 CNY. Record last updated Aug 21, 2026.

CAS No.: 34690-00-1
Jingsj CID: J-15749-6
Molecular Formula: C₁₇H₄₄N₃O₁₅P₅
Molecular Weight: 685.41100 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Supplier	Purity / Pack	Base Price	Unit Price	Origin
Kangwang Made to OrderPlatform-operated	99% 500g	¥240.00	$0.07 /gBest ¥0.48/g CNY	CN China MOQ 500g	View Supplier
Kangwang Made to OrderPlatform-operated	99% 2kg	¥600.00	$44.89 /kg ¥300.00/kg CNY	CN China MOQ 2kg	View Supplier
Kangwang Made to OrderPlatform-operated	99% 1kg	¥320.00	$47.89 /kg ¥320.00/kg CNY	CN China MOQ 1kg	View Supplier

Physicochemical Properties

Boiling Point	1002.7ºC at 760 mmHg
Density	1.606 g/cm3
Flash Point	560.2ºC
Exact Mass	685.14600
PSA	346.42000
LogP	0.68920
Refractive Index	1.578

Frequently Asked Questions

What is the CAS number of Bis(hexamethylenetriaminepenta(methylenephosphonic acid))?

The CAS number of Bis(hexamethylenetriaminepenta(methylenephosphonic acid)) is 34690-00-1.

What are the molecular formula and molecular weight of Bis(hexamethylenetriaminepenta(methylenephosphonic acid))?

Bis(hexamethylenetriaminepenta(methylenephosphonic acid)) has molecular formula C17H44N3O15P5 and molecular weight 685.41100 g/mol.

Which suppliers offer Bis(hexamethylenetriaminepenta(methylenephosphonic acid))?

1 supplier(s) listed; reference unit price ¥0.48–320.00 /g.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Bis(hexamethylenetriaminepenta(methylenephosphonic acid)) (CAS 34690-00-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15749-6 (accessed 2026-11-06).

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