311308
1,4,7-Triazacyclononane
95%
Synonym(s):
Octahydro-1H-1,4,7-triazonine, Triethylenetriamine
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About This Item
Empirical Formula (Hill Notation):
C6H15N3
CAS Number:
Molecular Weight:
129.20
UNSPSC Code:
12352005
NACRES:
NA.22
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
773877
Assay:
95%
Form:
solid
InChI
1S/C6H15N3/c1-2-8-5-6-9-4-3-7-1/h7-9H,1-6H2
SMILES string
C1CNCCNCCN1
InChI key
ITWBWJFEJCHKSN-UHFFFAOYSA-N
assay
95%
form
solid
bp
110-130 °C/7 mmHg (lit.)
Quality Level
mp
42-45 °C (lit.)
Application
Possible reagent for compleximetric titrations with high cation-binding selectivity.
Starting material for the synthesis of 1,4,7-trifunctionalized derivatives which have applications in metal complexation.
signalword
Danger
hcodes
Hazard Classifications
Skin Corr. 1B
Storage Class
8A - Combustible corrosive hazardous materials
wgk
WGK 3
flash_point_f
230.0 °F - closed cup
flash_point_c
110 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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Journal of the Chemical Society. Chemical Communications, 1473-1473 (1991)
Didar Asik et al.
Molecules (Basel, Switzerland), 25(10) (2020-05-18)
Complexes of Fe(III) that contain a triazacyclononane (TACN) macrocycle, two pendant hydroxyl groups, and a third ancillary pendant show promise as MRI contrast agents. The ancillary group plays an important role in tuning the solution relaxivity of the Fe(III) complex
Inorgorganica Chimica Acta, 195, 89-89 (1992)
Christopher C Scarborough et al.
Inorganic chemistry, 50(24), 12446-12462 (2011-11-17)
The electron transfer series of complexes [Cr((t)bpy)(3)](n)(PF(6))(n) (n = 3+, 2+, 1+, 0 (1-4)) has been synthesized and the molecular structures of 1, 2, and 3 have been determined by single-crystal X-ray crystallography; the structure of 4 has been investigated
Jane T Mooney et al.
Journal of chromatography. A, 1218(1), 92-99 (2010-12-17)
This study describes the screening of a peptide phage display library for amino acid sequences that bind with different affinities to a novel class of chelating ligands complexed with Ni²+ ions. These chelating ligands are based on the 1,4,7-triazacyclononane (TACN)
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