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236071

N,N′-Bis(salicylidene)ethylenediamine

98%

Synonym(s):

2,2′-Ethylenebis(nitrilomethylidene)diphenol, N,N′-Ethylenebis(salicylimine)

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Pack SizeSKUAvailabilityPrice
10 g

Available to ship TODAYfromMILWAUKEE

$52.00

About This Item

Linear Formula:
(CH2N=CHC6H4OH)2
CAS Number:
Molecular Weight:
268.31
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
202-376-3
Beilstein/REAXYS Number:
535296
MDL number:
Assay:
98%

$52.00


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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).

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This Item
236063274712269492
assay

98%

assay

97%

assay

99%

assay

97%

Quality Level

100

Quality Level

100

Quality Level

200

Quality Level

100

solubility

water: insoluble(lit.)

solubility

-

solubility

-

solubility

-

mp

127-128 °C (lit.)

mp

-

mp

-

mp

163-165 °C (lit.)

functional group

amine, imine

functional group

-

functional group

-

functional group

-


pictograms

Exclamation mark

signalword

Warning

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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Related Content

Nitric oxide (NO) as a signal transporter in neurons, endothelial cells and in the immune system.


Hydration of epoxides on [CoIII salen)] encapsulated in silica-based nanoreactors.
Bo Li et al.
Angewandte Chemie (International ed. in English), 51(46), 11517-11521 (2012-10-16)
Erin E Podlesny et al.
Organic letters, 14(18), 4862-4865 (2012-09-04)
The selective oxidation of a series of functionalized 8,8'-hydroxylated binaphthols to binaphtho-para- and binaphtho-ortho-quinones has been realized using either a Co-salen catalyst or ortho-iodoxybenzoic acid. A unique spirocyclic bis-spironaphthalenone was also obtained in good yield via a phenyliodonium diacetate promoted
Andrea Pappalardo et al.
The Journal of organic chemistry, 77(17), 7684-7687 (2012-08-16)
A pair of diastereomeric salen cavitands and their uranyl complexes combine a chiral (R,R) salen bridge and an inherent chiral tris-bridged quinoxaline cup within the same molecule. Whereas the free ligands show a preference for the same enantiomer of an



Global Trade Item Number

SKUGTIN
236071-10G04061838785459

Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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