236071
N,N′-Bis(salicylidene)ethylenediamine
98%
Synonym(s):
2,2′-Ethylenebis(nitrilomethylidene)diphenol, N,N′-Ethylenebis(salicylimine)
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About This Item
Linear Formula:
(CH2N=CHC6H4OH)2
CAS Number:
Molecular Weight:
268.31
EC Number:
202-376-3
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
Beilstein/REAXYS Number:
535296
MDL number:
Assay:
98%
Quality Segment
assay
98%
mp
127-128 °C (lit.)
solubility
water: insoluble(lit.)
functional group
amine, imine
SMILES string
Oc1ccccc1\C=N\CC\N=C\c2ccccc2O
InChI
1S/C16H16N2O2/c19-15-7-3-1-5-13(15)11-17-9-10-18-12-14-6-2-4-8-16(14)20/h1-8,11-12,19-20H,9-10H2/b17-11+,18-12+
InChI key
VEUMANXWQDHAJV-JYFOCSDGSA-N
General description
N,N′-Bis(salicylidene)ethylenediamine (salen) reacts with ferric chloride in acetone solution to yield the complex (Fe salen Cl).
Application
N,N′-Bis(salicylidene)ethylenediamine (salen) immobilized on surfactant-coated alumina has been used as complexing agent for on-line preconcentration of copper and lead by flow injection-flame atomic absorption spectrometry (FI-AAS).
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
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