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D2565

Sigma-Aldrich

Diethylenetriaminepentamethylenephosphonic acid heptasodium salt

aqueous solution

Synonym(s):

DTPMPA, [(Phosphonomethyl)imino]bis[2,1-ethanediylnitrilobis(methylene)]tetrakis(phosphonic acid) heptasodium salt

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About This Item

Empirical Formula (Hill Notation):
C9H21N3O15P5Na7
CAS Number:
68155-78-2
Molecular Weight:
727.07
MDL number:
MFCD03453638
UNSPSC Code:
12352202
NACRES:
NA.77

product name

Diethylenetriaminepentamethylenephosphonic acid heptasodium salt, 25 % (w/v) in H2O, ~55% (based on active acid and salt), aqueous solution

form

aqueous solution

concentration

25 % (w/v) in H2O
~55% (based on active acid and salt)

color

amber

pH

6.0-8.0 (1% in H2O)

mp

-13 °C

transition temp

freezing point −13 °C

storage temp.

room temp

InChI

1S/C9H28N3O15P5.7Na/c13-28(14,15)5-10(1-3-11(6-29(16,17)18)7-30(19,20)21)2-4-12(8-31(22,23)24)9-32(25,26)27;;;;;;;/h1-9H2,(H2,13,14,15)(H2,16,17,18)(H2,19,20,21)(H2,22,23,24)(H2,25,26,27);;;;;;;/q;7*+1

InChI key

OIPXXWBYRWQVLJ-UHFFFAOYSA-N

Application

Used for the removal of metal ions, and may have potential biological properties as a chelator. Thorium complexes of DTPMPA are preferentially localized in bone rather than soft tissue, offering potential as targeted radiotherapeutic agents.

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

D2565-500ML:
D2565-25ML:
D2565-VAR:
D2565-BULK:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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