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T9889

Sigma-Aldrich

1,1,3,3-Tetraethoxypropane

≥96%

Synonym(s):

Malonaldehyde bis(diethyl acetal), TEP

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About This Item

Linear Formula:
(C2H5O)2CHCH2CH(OC2H5)2
CAS Number:
122-31-6
Molecular Weight:
220.31
Beilstein/REAXYS Number:
1209619
EC Number:
204-533-1
MDL number:
MFCD00009240
UNSPSC Code:
12352100
PubChem Substance ID:
57654716
NACRES:
NA.22

assay

≥96%

refractive index

n20/D 1.411 (lit.)

bp

220 °C (lit.)

density

0.919 g/mL at 25 °C (lit.)

Storage temp.

2-8°C

SMILES string

CCOC(CC(OCC)OCC)OCC

InChI

1S/C11H24O4/c1-5-12-10(13-6-2)9-11(14-7-3)15-8-4/h10-11H,5-9H2,1-4H3

Inchi Key

KVJHGPAAOUGYJX-UHFFFAOYSA-N

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Application

1,1,3,3-Tetraethoxypropane can be used as a reactant to synthesize:
  • Cyclic sulfamides using N, N′-bis(2-arylethyl)sulfamides via Pictet-Spengler reaction in the presence of formic acid.
  • Isoxazole by reacting with hydroxylamine hydrochloride in water.
  • 3,5-Diformylated-1,4-dihydropyridines via multicomponent coupling reaction with amine hydrochlorides and aldehydes.

Pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H302

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

10 - Combustible liquids

wgk_germany

WGK 1

flash_point_f

190.4 °F - closed cup

flash_point_c

88 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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