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433349

Cyclen tetrahydrochloride

98%

Synonym(s):

1,4,7,10-Tetraazacyclododecane tetrahydrochloride

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1 g
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$124.00

About This Item

Empirical Formula (Hill Notation):
C8H20N4 · 4HCl
CAS Number:
Molecular Weight:
318.11
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
MDL number:
Assay:
98%
Form:
solid

$124.00


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Quality Segment

assay

98%

form

solid

mp

>293 °C (dec.) (lit.)

SMILES string

Cl[H].Cl[H].Cl[H].Cl[H].C1CNCCNCCNCCN1

InChI

1S/C8H20N4.4ClH/c1-2-10-5-6-12-8-7-11-4-3-9-1;;;;/h9-12H,1-8H2;4*1H

InChI key

SBWLCGZEBQGYRP-UHFFFAOYSA-N

General description

Cyclen tetrahydrochloride is a macrocycle hydrochloride salt. It can be synthesized using perhydro-2a,4a,6a,8a-tetraazacyclopenteno[1,3-f,g]acenaphthylene as a precursor. Cyclen tetrahydrochloride has an orthorhombic crystal structure. Cations are reported to exhibit crystallographic two-fold rotation symmetry and [3333] quadrangular conformation, having protonated N atoms at corner positions. Synthesis of cyclen from the corresponding butanedione-protected linear tetramines has been reported.

Application

Cyclen tetrahydrochloride may be used for the synthesis of 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetrakis(methyleneethylphosphinic acid), a new macrocyclic polyaza polyphosphinate ligand. It may also be used in the synthesis of anthraquinone-pendant cyclen.

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This Item
339652
description

98%

description

97%

assay

98%

assay

97%

Quality Level

100

Quality Level

100

form

solid

form

solid

mp

>293 °C (dec.) (lit.)

mp

110-113 °C (lit.)


Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1B

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

dust mask type N95 (US), Eyeshields, Gloves



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