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341703

Sigma-Aldrich

Tetraethylene glycol di(p-toluenesulfonate)

97%

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Synonym(s):
Tetraethylene glycol ditosylate
Linear Formula:
(CH3C6H4SO3CH2CH2OCH2CH2)2O
CAS Number:
37860-51-8
Molecular Weight:
502.60
Beilstein/REAXYS Number:
1610992
MDL number:
MFCD00075239
UNSPSC Code:
12352100
PubChem Substance ID:
24860982
NACRES:
NA.22

Quality Level

200

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
GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

wgk_germany

WGK 3

flash_point_f

closed cup

flash_point_c

closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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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