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254533

Sigma-Aldrich

Tetrapropylammonium hydroxide solution

1.0 M in H2O

Synonym(s):
TPAOH solution
Linear Formula:
(CH3CH2CH2)4N(OH)
CAS Number:
Molecular Weight:
203.36
Beilstein:
4207983
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

form

liquid

Quality Level

concentration

1.0 M in H2O

refractive index

n20/D 1.3716

density

1.012 g/mL at 25 °C

SMILES string

[OH-].CCC[N+](CCC)(CCC)CCC

InChI

1S/C12H28N.H2O/c1-5-9-13(10-6-2,11-7-3)12-8-4;/h5-12H2,1-4H3;1H2/q+1;/p-1

InChI key

LPSKDVINWQNWFE-UHFFFAOYSA-M

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1 of 4

This Item
86863426318177806
concentration

1.0 M in H2O

concentration

53.5-56.5% in H2O

concentration

1.0 M±0.02 M in H2O

concentration

20 wt. % in H2O

refractive index

n20/D 1.3716

refractive index

-

refractive index

n20/D 1.3497

refractive index

n20/D 1.373

density

1.012 g/mL at 25 °C

density

0.995 g/cm3

density

1.005 g/mL at 25 °C

density

1.01 g/mL at 25 °C

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

General description

Tetrapropylammonium hydroxide, a quaternary ammonium compound, is mainly used as a structure directing agent for the preparation of molecular sieves and zeolites.

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Skin Corr. 1B

Storage Class Code

8A - Combustible, corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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25G
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705578-5MG-PW

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MMYOMAG-74K-13

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Preparation of highly pure tetrapropyl ammonium hydroxide using continuous bipolar membrane electrodialysis
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Microporous and Mesoporous Materials : The Official Journal of the International Zeolite Association, 27(2), 345-354 (1999)
Transformation of SiO2 in Titanium Silicalite-1/SiO2 extrudates during tetrapropylammonium hydroxide treatment and improvement of catalytic properties for propylene epoxidation.
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