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166782

Sigma-Aldrich

2,2′-Thiodiethanol

≥99%

Synonym(s):
Bis(2-hydroxyethyl) sulfide, 2,2′-Thiobis(ethanol), Thiodiglycol, Thiodiethylene glycol
Linear Formula:
S(CH2CH2OH)2
CAS Number:
Molecular Weight:
122.19
Beilstein:
1236325
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

≥99%

form

liquid

refractive index

n20/D 1.5215 (lit.)

bp

164-166 °C/20 mmHg (lit.)

mp

−16 °C (lit.)

solubility

alcohol: miscible(lit.)
diethyl ether: slightly soluble(lit.)
water: miscible(lit.)

density

1.221 g/mL at 25 °C (lit.)

SMILES string

OCCSCCO

InChI

1S/C4H10O2S/c5-1-3-7-4-2-6/h5-6H,1-4H2

InChI key

YODZTKMDCQEPHD-UHFFFAOYSA-N

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General description

2,2′-Thiodiethanol is a nontoxic water soluble embedding medium for optical microscopy. It is the hydrolysis product of sulfur mustard.

Application

2,2′-Thiodiethanol can be used:
  • In the synthesis of luminescent polynuclear gold(I) phosphine complexes.
  • To prepare Co(II) and Mn(II) complexes.
  • As a reactant to prepare sulfone-containing polyurethane materials for electrophoretic applications.

Packaging

100, 500 g in glass bottle

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

329.0 °F

Flash Point(C)

165 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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