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86731

Sigma-Aldrich

1,4,8,11-Tetraazacyclotetradecane-1,4,8,11-tetraacetic acid tetrahydrochloride hydrate

≥97.0% (CHN)

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About This Item

Empirical Formula (Hill Notation):
C18H32N4O8 · 4HCl · xH2O
CAS Number:
Molecular Weight:
578.31 (anhydrous basis)
Beilstein:
5213085
MDL number:
UNSPSC Code:
12350000
PubChem Substance ID:

Assay

≥97.0% (CHN)

mp

~245 °C (dec.)

storage temp.

2-8°C

SMILES string

O.O.O.O.Cl.Cl.Cl.Cl.OC(=O)CN1CCCN(CCN(CCCN(CC1)CC(O)=O)CC(O)=O)CC(O)=O

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Complexing agent for di- and trivalent metal ions

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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E.T. Clarke et al.
Inorgorganica Chimica Acta, 190, 27-27 (1991)
Inorgorganica Chimica Acta, 190, 37-37 (1991)
S Chaves et al.
Talanta, 39(3), 249-254 (1992-03-01)
The stability constants of the complexes formed by three tetra-aza macrocyclic complexones (DOTA, TRITA and TETA) with Mn(2+), Fe(2+), Co(2+), Ni(2+), Cu(2+), Zn(2+), Cd(2+) and Pb(2+) were determined with an automated titration instrument with data acquisition and the calculations were

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