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341703

Sigma-Aldrich

Tetraethylene glycol di(p-toluenesulfonate)

97%

Synonym(s):

Tetraethylene glycol ditosylate

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About This Item

Linear Formula:
(CH3C6H4SO3CH2CH2OCH2CH2)2O
CAS Number:
Molecular Weight:
502.60
Beilstein:
1610992
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

97%

form

liquid

refractive index

n20/D 1.53 (lit.)

density

1.242 g/mL at 25 °C (lit.)

SMILES string

Cc1ccc(cc1)S(=O)(=O)OCCOCCOCCOCCOS(=O)(=O)c2ccc(C)cc2

InChI

1S/C22H30O9S2/c1-19-3-7-21(8-4-19)32(23,24)30-17-15-28-13-11-27-12-14-29-16-18-31-33(25,26)22-9-5-20(2)6-10-22/h3-10H,11-18H2,1-2H3

InChI key

SLAONPBUWDUSSO-UHFFFAOYSA-N

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Application

Tetraethylene glycol di(p-toluenesulfonate) was used in the preparation of donor-spacer-acceptor podand system, dual channel fluorosensor for Li+, Mg2+ and Ca2+.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Daniel Collado et al.
Organic letters, 4(5), 855-858 (2002-03-01)
[structure: see text] A new type of donor-spacer-acceptor podand system has been synthesized and proved as an efficient dual channel fluorosensor for Li+, Mg2+, and Ca2+. The known ability for the N-oxide function to bind Lewis acids is the key

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